Disclosed is an electromechanical brake and a method of operating the same. In accordance with an aspect of the disclosure the electromechanical brake includes a piston configured to advance and retreat to press a brake pad; a power transmission unit configured to receive a driving force from an actuator to convert a rotational motion into a linear motion, and provide the converted driving force to the piston; and a position adjustment unit configured to adjust a relative position of the piston with respect to the power transmission unit; wherein the power transmission unit includes a spindle rotating by receiving the driving force from the actuator, and a nut connected to the spindle and moving forward or backward an inside of the piston by rotation of the spindle in a first direction or a second direction to advance and retreat the piston, wherein the position adjustment unit includes an adjusting screw provided on an outer side of the nut and rotating together with the nut, a first screw thread formed on an outer circumferential surface of the adjusting screw, a second screw thread formed on an inner circumferential surface of the piston and meshing with the first screw thread, and an adjuster provided between the spindle and the nut and configured to rotate the nut and the adjusting screw in the first direction or the second direction by rotation of the spindle to advance and retreat the relative position of the piston.
F16D 65/66 - Slack adjusters mechanical self-acting in both directions for adjusting excessive and insufficient play with screw-thread and nut
F16D 65/18 - Actuating mechanisms for brakesMeans for initiating operation at a predetermined position arranged in or on the brake adapted for drawing members together
F16D 55/226 - Brakes with substantially-radial braking surfaces pressed together in axial direction, e.g. disc brakes with axially-movable discs or pads pressed against axially-located rotating members by clamping an axially-located rotating disc between movable braking members, e.g. movable brake discs or brake pads with a common actuating member for the braking members the braking members being brake pads in which the common actuating member is moved axially
B60T 1/06 - Arrangements of braking elements, i.e. of those parts where braking effect occurs acting by retarding wheels acting otherwise than on tread, e.g. employing rim, drum, disc, or transmission
B60T 13/74 - Transmitting braking action from initiating means to ultimate brake actuator with power assistance or driveBrake systems incorporating such transmitting means, e.g. air-pressure brake systems with electrical assistance or drive
F16D 66/00 - Arrangements for monitoring working conditions of brakes, e.g. wear or temperature
B60T 17/22 - Devices for monitoring or checking brake systemsSignal devices
B60T 8/17 - Using electrical or electronic regulation means to control braking
The present disclosure provides a motor router comprising: an annular body having a first coil guide; and a guide part formed to protrude from the body, and having a second coil guide to which the first coil guide is connected, and thus the present invention reduces the number of parts and has a simplified configuration, thereby providing an advantageous effect of reducing manufacturing processes and manufacturing costs.
H02K 3/50 - Fastening of winding heads, equalising connectors, or connections thereto
H02K 7/116 - Structural association with clutches, brakes, gears, pulleys or mechanical starters with gears
B60T 13/74 - Transmitting braking action from initiating means to ultimate brake actuator with power assistance or driveBrake systems incorporating such transmitting means, e.g. air-pressure brake systems with electrical assistance or drive
F16H 1/16 - Toothed gearings for conveying rotary motion without gears having orbital motion involving only two intermeshing members with non-parallel axes comprising worm and worm-wheel
H02K 3/52 - Fastening salient pole windings or connections thereto
F16H 57/039 - Gearboxes for accommodating worm gears
One embodiment of the present invention relates to a steering apparatus, in which not only a middle tube but also an inner tube can be moved along a longitudinal direction of an outer tube, and thus, stroke control of the steering apparatus can be effectively performed. Specifically, in the steering apparatus, the speed reducer is supported by a first transport guide and a second transport guide, moves along the first transport guide according to power of a motor, and can effectively rotate the second transport guide.
The present disclosure relates to a steering-assisting device. Specifically, a steering-assisting device according to the present disclosure comprises: a stator having a plurality of coils wound thereon; a rotor which is rotated by the stator; and a connection part for transferring rotation force generated in accordance with rotation of the rotor to a rack bar, wherein the connection part is connected to the rack bar in a manner for minimizing vibration generated according to a winding pattern of the stator when at least one of the coils of the stator malfunctions.
The invention relates to a fan for a wheel brake of a vehicle, the fan comprising: a coupling portion for coupling the fan to the vehicle; a blade assembly that is rotatable relative to said coupling portion to generate an air flow; and a drive unit for rotating the blade assembly. Also, a method of operating such a fan is disclosed.
The embodiments relate to a steering control device and method. Specifically, a steering control device according to an embodiment may include a receiver configured to receive vehicle driving information of a host vehicle from a plurality of sensors, a straight-driving determiner configured to determine whether the host vehicle travels in a straight line based on the vehicle driving information, and determine a straight travel time, a short-term storage configured to store a first summation value obtained by summing rack positions received every predetermined period, a long-term storage configured to store a first average value of the first summation values stored in the short-team storage, and a determiner configured to determine a standard error of a rack position based on the first average value, and determine a rack position offset of the host vehicle if the standard error is less than a reference value.
Disclosed are a vehicle braking system and a control method thereof, which are a vehicle braking system capable of detecting an offset of a pressure sensor regardless of whether a brake pedal is provided, and a control method thereof, including a first brake device, a first pressure sensor for measuring an internal pressure of the first brake device; and a first offset determinator for determining that an offset has occurred in the first pressure sensor when a first cut valve provided in the first brake device is opened and the state in which a measurement of the first pressure sensor exceeds a first reference pressure is maintained for more than a first reference time.
B60T 8/88 - Arrangements for adjusting wheel-braking force to meet varying vehicular or ground-surface conditions, e.g. limiting or varying distribution of braking force responsive to a speed condition, e.g. acceleration or deceleration with failure responsive means, i.e. means for detecting and indicating faulty operation of the speed responsive control means
B60T 7/12 - Brake-action initiating means for automatic initiationBrake-action initiating means for initiation not subject to will of driver or passenger
B60T 17/22 - Devices for monitoring or checking brake systemsSignal devices
B60T 13/68 - Electrical control in fluid-pressure brake systems by electrically-controlled valves
B60T 8/94 - Arrangements for adjusting wheel-braking force to meet varying vehicular or ground-surface conditions, e.g. limiting or varying distribution of braking force responsive to a speed condition, e.g. acceleration or deceleration with failure responsive means, i.e. means for detecting and indicating faulty operation of the speed responsive control means automatically taking corrective action on a fluid pressure regulator
8.
ELECTRONIC BRAKE SYSTEM, VEHICLE INCLUDING THE SAME, AND METHOD OF OPERATING THE SAME
An electronic brake system is disclosed. According to one aspect of the present disclosure, there may be provided an electronic brake system including a piston provided in a caliper housing to press a pad plate, a nut coupled to the inside of the piston to move the piston forward or backward, a spindle configured to move the nut forward or backward by rotation and including a stepped portion formed on an outer surface thereof, a rotation limit unit connected to or disconnected from the spindle to allow or block the rotation of the spindle, and a drive unit configured to move the rotation limit unit to a position at which the rotation of the spindle is allowed or blocked, wherein the rotation limit unit includes a body surrounding an outer circumferential surface of the spindle, a binder provided on the body and provided to come into close contact with the stepped portion, and a connector provided on the body and configured to receive a driving force from the drive unit.
B60T 13/74 - Transmitting braking action from initiating means to ultimate brake actuator with power assistance or driveBrake systems incorporating such transmitting means, e.g. air-pressure brake systems with electrical assistance or drive
B60T 1/06 - Arrangements of braking elements, i.e. of those parts where braking effect occurs acting by retarding wheels acting otherwise than on tread, e.g. employing rim, drum, disc, or transmission
F16D 65/18 - Actuating mechanisms for brakesMeans for initiating operation at a predetermined position arranged in or on the brake adapted for drawing members together
F16D 55/226 - Brakes with substantially-radial braking surfaces pressed together in axial direction, e.g. disc brakes with axially-movable discs or pads pressed against axially-located rotating members by clamping an axially-located rotating disc between movable braking members, e.g. movable brake discs or brake pads with a common actuating member for the braking members the braking members being brake pads in which the common actuating member is moved axially
A temperature sensor and a disc brake having the temperature sensor are provided. According to an aspect of the present disclosure, the temperature sensor for measuring the temperature of a first surface may include: a housing having a second surface receiving heat from the first surface and a third surface formed on one side of a first inner space formed inside to receive heat from the second surface; a temperature sensing module sensing the temperature of the third surface; and a connector transmitting temperature information sensed by the temperature sensing module to the outside.
The present invention relates to a pedal simulator comprising: a cylinder body having one side that is open and having the other side shielded to form an inner space; a piston, which is linked with the operation of a pedal so as to be capable of advancing and retreating in the inner space of the cylinder body; a damper provided in the inner space of the cylinder body so as to transmit a pedal-like feeling to an electric booster through pressure applied from the piston; a push rod, which has one side connected to the pedal and the other side connected to the piston, and is linked with the operation of the pedal so as to cause the piston to advance toward the damper; and a returning member, which encompasses one side of the cylinder body and a portion of the push rod, and provides restoring force for causing the advanced push rod to retreat.
B60T 8/40 - Arrangements for adjusting wheel-braking force to meet varying vehicular or ground-surface conditions, e.g. limiting or varying distribution of braking force responsive to a speed condition, e.g. acceleration or deceleration having a fluid pressure regulator responsive to a speed condition comprising an additional fluid circuit including fluid pressurising means for modifying the pressure of the braking fluid, e.g. including wheel driven pumps for detecting a speed condition, or pumps which are controlled by means independent of the braking system
B60T 17/22 - Devices for monitoring or checking brake systemsSignal devices
B60T 7/04 - Brake-action initiating means for personal initiation foot-actuated
B60T 17/00 - Component parts, details, or accessories of brake systems not covered by groups , or , or presenting other characteristic features
G05G 5/03 - Means for enhancing the operator's awareness of the arrival of the controlling member at a command or datum positionProviding feel, e.g. means for creating a counterforce
The present invention relates to a pedal simulator comprising: a cylinder body having a groove formed therein such that one side thereof is open and the other side thereof is covered; a piston inserted into one side of the cylinder body so as to be linked with an operation of a pedal and forwardly and backwardly movable; a guide bush provided on one side of the cylinder body so as to reduce friction between the cylinder body and the piston; a damper provided inside the cylinder body so as to transmit a pedaling feeling to an electric booster through pressure applied from the piston; a push rod having one side connected to the pedal and the other side connected to the piston, and linked with an operation of the pedal to move the piston forward toward the damper; and a return means provided to surround one side of the guide bush and a portion of the push rod and providing a restoring force for moving the push rod that has moved forward backward.
B60T 8/40 - Arrangements for adjusting wheel-braking force to meet varying vehicular or ground-surface conditions, e.g. limiting or varying distribution of braking force responsive to a speed condition, e.g. acceleration or deceleration having a fluid pressure regulator responsive to a speed condition comprising an additional fluid circuit including fluid pressurising means for modifying the pressure of the braking fluid, e.g. including wheel driven pumps for detecting a speed condition, or pumps which are controlled by means independent of the braking system
B60T 17/22 - Devices for monitoring or checking brake systemsSignal devices
B60T 7/04 - Brake-action initiating means for personal initiation foot-actuated
B60T 17/00 - Component parts, details, or accessories of brake systems not covered by groups , or , or presenting other characteristic features
G05G 5/03 - Means for enhancing the operator's awareness of the arrival of the controlling member at a command or datum positionProviding feel, e.g. means for creating a counterforce
A steer by wire type steering apparatus according to the present embodiments comprises a rotating shaft that rotates in conjunction with a steering shaft, a housing provided with a ball seating portion at one end and a ball is coupled and supported between the ball seating portion and an inner circumferential surface of the rotating shaft, a support member disposed inside the housing and provided with a protruding support portion for supporting the ball to one side in a circumferential direction while protruding in an axial direction, a ball support elastic member coupled to the housing and elastically supporting the ball to another side in the circumferential direction, and an actuator for moving the support member in the axial direction.
An electric power steering apparatus according to the present embodiments comprises an input shaft connected to an steering shaft, a first output shaft coupled to the input shaft, a first gear provided at one end of the first output shaft, a second gear meshed with the first gear, a second output shaft provided with the second gear at one end and having an outer screw groove formed on an outer circumferential surface of a position spaced apart from the second gear in an axial direction and rotating in conjunction with the second gear, and a sliding member having an inner screw groove corresponding to the outer screw groove formed on an inner circumferential surface thereof, coupled to the second output shaft via a ball, and sliding in an axial direction to operate a link connected to vehicle wheels.
Provided is an electronic brake system including: a hydraulic pressure supply device including a motor, and configured to generate a hydraulic pressure by rotating the motor to move a piston in a first direction or a second direction; a hydraulic circuit configured to guide the hydraulic pressure generated by the hydraulic pressure supply device to a wheel cylinder; a motor position sensor configured to detect a rotation of the motor; a pressure sensor configured to detect a hydraulic pressure of the hydraulic circuit; and a controller configured to identify a position of the piston based on the rotation of the motor, and if the detected hydraulic pressure is greater than or equal to a reference pressure, identify whether a target pressure is securable based on the position of the piston, and control a direction change of the piston based on whether the predetermined target pressure is securable.
B60T 8/40 - Arrangements for adjusting wheel-braking force to meet varying vehicular or ground-surface conditions, e.g. limiting or varying distribution of braking force responsive to a speed condition, e.g. acceleration or deceleration having a fluid pressure regulator responsive to a speed condition comprising an additional fluid circuit including fluid pressurising means for modifying the pressure of the braking fluid, e.g. including wheel driven pumps for detecting a speed condition, or pumps which are controlled by means independent of the braking system
B60T 13/68 - Electrical control in fluid-pressure brake systems by electrically-controlled valves
B60T 13/74 - Transmitting braking action from initiating means to ultimate brake actuator with power assistance or driveBrake systems incorporating such transmitting means, e.g. air-pressure brake systems with electrical assistance or drive
B60T 7/04 - Brake-action initiating means for personal initiation foot-actuated
B60T 8/172 - Determining control parameters used in the regulation, e.g. by calculations involving measured or detected parameters
B60T 8/32 - Arrangements for adjusting wheel-braking force to meet varying vehicular or ground-surface conditions, e.g. limiting or varying distribution of braking force responsive to a speed condition, e.g. acceleration or deceleration
15.
ELECTRONIC PARKING BRAKE SYSTEM AND CONTROL METHOD THEREFOR
Disclosed herein an electric parking brake (EPB) system includes a first EPB provided on a left wheel of a vehicle; a second EPB provided on a right wheel of the vehicle; and a controller configured to determine an EPB that is to be operated alone from among the first and second EPBs in response to a gear being shifted to a P-stage, and operate the determined EPB alone.
B60T 8/1755 - Brake regulation specially adapted to control the stability of the vehicle, e.g. taking into account yaw rate or transverse acceleration in a curve
B60T 7/12 - Brake-action initiating means for automatic initiationBrake-action initiating means for initiation not subject to will of driver or passenger
A wheel speed sensing device is disclosed. A wheel speed sensing device according to an embodiment of the present invention comprises: a first sensor module comprising a first housing having a first sensor housing and a first cable housing connected to the rear end of the first sensor housing, a first wheel speed sensor disposed in the first sensor housing, a first cable connected to the rear end of the first wheel speed sensor so as to transmit a sensing signal from the first wheel speed sensor to an electronic control unit, a predetermined front section of the first cable being disposed in the first cable housing; a second sensor module comprising a second housing having a second sensor housing and a second cable housing connected to the rear end of the second sensor housing, a second wheel speed sensor disposed in the second sensor housing, a second cable connected to the rear end of the second wheel speed sensor so as to transmit a sensing signal from the second wheel speed sensor to the electronic control unit, a predetermined front section of the second cable being disposed in the second cable housing; and a housing holder for connecting the first and second housing such that the first and second sensor modules are aligned and disposed side by side. The housing holder comprises a retaining portion for surrounding and retaining the outer surface of the first housing and that of the second housing, and an extension portion protruding/extending upwards from the retaining portion such that a retaining member for retaining the housing holder onto a chassis is coupled thereto.
G01P 3/44 - Devices characterised by the use of electric or magnetic means for measuring angular speed
G01D 5/12 - Mechanical means for transferring the output of a sensing memberMeans for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for convertingTransducers not specially adapted for a specific variable using electric or magnetic means
G01D 11/30 - Supports specially adapted for an instrumentSupports specially adapted for a set of instruments
17.
STRUCTURE FOR MOTOR AND MANUFACTURING METHOD OF SAME
Disclosed are a structure for a motor and a manufacturing method of same. The structure for a motor according to one embodiment comprises: a hollow housing having a first opening, which is open on a first surface facing a modulator block, and a second opening which is open on a second surface on the opposite side; a rotating shaft rotatably supported inside the housing; a rotor coupled to the rotating shaft to rotate together; a stator interacting with the rotor to rotate the rotating shaft when power is applied; a converter for converting the rotational force of the rotating shaft to linear motion; a bearing rotatably supporting the rotating shaft; and a bearing accommodation groove formed on the second surface of the housing and accommodating and supporting the bearing, wherein the bearing accommodation groove may be provided by bending the second surface and respectively supporting the inner lateral end and the outer lateral end of the bearing.
H02K 5/173 - Means for supporting bearings, e.g. insulating supports or means for fitting bearings in the bearing-shields using bearings with rolling contact, e.g. ball bearings
H02K 5/04 - Casings or enclosures characterised by the shape, form or construction thereof
H02K 7/06 - Means for converting reciprocating motion into rotary motion or vice versa
H02K 7/00 - Arrangements for handling mechanical energy structurally associated with dynamo-electric machines, e.g. structural association with mechanical driving motors or auxiliary dynamo-electric machines
A steering column for a vehicle is disclosed. An aspect of the present invention may provide a steering column for a vehicle, the steering column comprising: an inner tube having a steering shaft inserted and coupled therein; an outer tube coupled to an outer circumferential surface of the inner tube and having a first hole provided to be recessed in the axial direction on an outer surface thereof; a housing coupled to an outer circumferential surface of the outer tube and having a second hole provided to be recessed in the shaft direction at a position corresponding to the first hole on an outer surface thereof; and a driving unit connected to the inner tube and the outer tube to allow the inner tube and the outer tube to be moved forward and backward in the shaft direction, wherein the driving unit includes a block part including a first block accommodated in the first hole and the second hole while being coupled to the inner tube and a second block accommodated in the second hole while being coupled to the outer tube, a moving part coupled to the first block and the second block, and a driving part connected to the moving part and transferring driving force to allow the block part to be moved forward and backward.
B62D 1/185 - Steering columns yieldable or adjustable, e.g. tiltable adjustable by axial displacement, e.g. telescopically
B62D 1/181 - Steering columns yieldable or adjustable, e.g. tiltable with power actuated adjustment, e.g. with position memory
B62D 1/19 - Steering columns yieldable or adjustable, e.g. tiltable incorporating energy-absorbing arrangements, e.g. by being yieldable or collapsible
An electronic brake system is disclosed. An electronic brake system according to an aspect of the present invention includes: a pedal unit connected to a brake pedal and operated by pedalling power of a driver; and a brake operation unit which generates pressure of a pressurized medium for braking a vehicle, on the basis of a signal output in response to the displacement of the brake pedal, wherein the pedal unit includes a pedal displacement actuator which displaces the brake pedal from a first position to a second position when an autonomous driving mode requiring no braking operation by the driver is entered, and the brake operation unit includes a first control unit which controls the generation of the pressure, and when the autonomous driving mode is entered, the first control unit may control the pedal displacement actuator such that the brake pedal is displaced from the first position to the second position.
B60T 8/40 - Arrangements for adjusting wheel-braking force to meet varying vehicular or ground-surface conditions, e.g. limiting or varying distribution of braking force responsive to a speed condition, e.g. acceleration or deceleration having a fluid pressure regulator responsive to a speed condition comprising an additional fluid circuit including fluid pressurising means for modifying the pressure of the braking fluid, e.g. including wheel driven pumps for detecting a speed condition, or pumps which are controlled by means independent of the braking system
B60T 13/74 - Transmitting braking action from initiating means to ultimate brake actuator with power assistance or driveBrake systems incorporating such transmitting means, e.g. air-pressure brake systems with electrical assistance or drive
F16H 1/16 - Toothed gearings for conveying rotary motion without gears having orbital motion involving only two intermeshing members with non-parallel axes comprising worm and worm-wheel
A parking robot for a vehicle is provided. A parking robot for a vehicle, according to one aspect of the present invention, lifts up a vehicle having a pair of first wheels and a pair of second wheels to park same in a parking lot, and may comprise: a first module moving in a first direction, which is the direction in which a rotary shaft of the pair of first wheels of the vehicle extends, and thus can lift up the pair of first wheels; a second module arranged in a second direction, which is the direction in which the pair of second wheels is oriented from the pair of first wheels of the first module, and moving in the first direction of the pair of second wheels of the vehicle, and thus can lift up the pair of second wheels; a connection link for connecting the first module and the second module; and a control unit for controlling the first module and the second module.
An electric brake system according to one embodiment comprises a control unit which: collects an average braking pressure and a stopping time during typical braking by a brake pedal; estimates a vehicle weight on the basis of the collected average braking pressure and stopping time; and when emergency stop control is requested, changes the target braking force of the emergency stop control on the basis of the estimated vehicle weight, and performs the emergency stop control according to the changed target braking force.
B60T 7/12 - Brake-action initiating means for automatic initiationBrake-action initiating means for initiation not subject to will of driver or passenger
B60T 7/04 - Brake-action initiating means for personal initiation foot-actuated
B60T 8/18 - Arrangements for adjusting wheel-braking force to meet varying vehicular or ground-surface conditions, e.g. limiting or varying distribution of braking force responsive to vehicle weight or load, e.g. load distribution
B60T 8/32 - Arrangements for adjusting wheel-braking force to meet varying vehicular or ground-surface conditions, e.g. limiting or varying distribution of braking force responsive to a speed condition, e.g. acceleration or deceleration
B60T 13/74 - Transmitting braking action from initiating means to ultimate brake actuator with power assistance or driveBrake systems incorporating such transmitting means, e.g. air-pressure brake systems with electrical assistance or drive
An electronic brake system is disclosed. The electronic brake system according to the present embodiment comprises: a first block in which arranged is a mechanical part that is linked with a brake pedal to be mechanically operated; a second block in which arranged is an electronic part that is electronically operated and controlled by an electronic control unit; an emergency module which operates when the electronic part is unable to operate, and additionally provides a fluid pressure; and connection lines which hydraulically connect the first block and the second block and the emergency module, wherein the first block and the second block and the emergency module may be installed at positions spaced apart from each other in a vehicle, and thus, the mountability of the brake system and the degree of freedom in designing a vehicle can be improved.
B60T 17/22 - Devices for monitoring or checking brake systemsSignal devices
B60T 13/74 - Transmitting braking action from initiating means to ultimate brake actuator with power assistance or driveBrake systems incorporating such transmitting means, e.g. air-pressure brake systems with electrical assistance or drive
B60T 13/66 - Electrical control in fluid-pressure brake systems
B60T 8/40 - Arrangements for adjusting wheel-braking force to meet varying vehicular or ground-surface conditions, e.g. limiting or varying distribution of braking force responsive to a speed condition, e.g. acceleration or deceleration having a fluid pressure regulator responsive to a speed condition comprising an additional fluid circuit including fluid pressurising means for modifying the pressure of the braking fluid, e.g. including wheel driven pumps for detecting a speed condition, or pumps which are controlled by means independent of the braking system
B60T 13/14 - Pressure supply arrangements using accumulators or reservoirs
B60T 17/04 - Arrangement of piping, valves in the piping, e.g. cut-off valves, couplings or air hoses
23.
ELECTRIC BRAKE SYSTEM AND OPERATING METHOD THEREOF
Disclosed are an electric brake system and an operating method thereof. The electric brake system according to the present embodiment may comprise: a reservoir; a master piston connected to a brake pedal; a master chamber, the volume of which is changeable by displacement of the master piston; an integrated master cylinder including a pedal simulator compressed and expanding according to the displacement of the master piston; a hydraulic pressure supply device for generating hydraulic pressure by operating a hydraulic pressure piston through an electrical signal output corresponding to the displacement of the brake pedal; a hydraulic pressure control unit including a first hydraulic pressure circuit and a second hydraulic pressure circuit; an auxiliary hydraulic pressure device which operates to auxiliarily supply hydraulic pressure to certain two wheel cylinders of a first to fourth wheel cylinders when the hydraulic pressure supply device fails to operate; a backup flow path for connecting the master chamber and two wheel cylinders supplied with hydraulic pressure by the auxiliary hydraulic pressure device; and a dump flow path for connecting the reservoir and the other two wheel cylinders of the first to fourth wheel cylinders.
B60T 17/22 - Devices for monitoring or checking brake systemsSignal devices
B60T 13/14 - Pressure supply arrangements using accumulators or reservoirs
B60T 8/40 - Arrangements for adjusting wheel-braking force to meet varying vehicular or ground-surface conditions, e.g. limiting or varying distribution of braking force responsive to a speed condition, e.g. acceleration or deceleration having a fluid pressure regulator responsive to a speed condition comprising an additional fluid circuit including fluid pressurising means for modifying the pressure of the braking fluid, e.g. including wheel driven pumps for detecting a speed condition, or pumps which are controlled by means independent of the braking system
B60T 7/04 - Brake-action initiating means for personal initiation foot-actuated
B60T 13/74 - Transmitting braking action from initiating means to ultimate brake actuator with power assistance or driveBrake systems incorporating such transmitting means, e.g. air-pressure brake systems with electrical assistance or drive
B60T 13/68 - Electrical control in fluid-pressure brake systems by electrically-controlled valves
B60T 13/66 - Electrical control in fluid-pressure brake systems
G05G 5/03 - Means for enhancing the operator's awareness of the arrival of the controlling member at a command or datum positionProviding feel, e.g. means for creating a counterforce
24.
ELECTRONIC BRAKE SYSTEM AND OPERATING METHOD THEREOF
Disclosed are an electronic brake system and an operating method thereof. The electronic brake system according to the present embodiment comprises: a reservoir having a pressurization medium stored therein; an integrated master cylinder having a master piston, a master chamber of which the volume varies according to the displacement of the master piston, and a sealing member sealing the master chamber; a simulator valve that controls the flow of the pressurization medium between the reservoir and the master chamber; a hydraulic supply device that operates a hydraulic piston on the basis of an electrical signal output in response to a displacement of the brake pedal and generates hydraulic pressure; and a hydraulic control unit provided between the hydraulic supply device and a plurality of wheel cylinders, wherein whether a component element including the integrated master cylinder leaks may be determined on the basis of an inspection flow path connected to the master chamber and an inspection valve provided on the inspection flow path.
B60T 13/68 - Electrical control in fluid-pressure brake systems by electrically-controlled valves
B60T 13/14 - Pressure supply arrangements using accumulators or reservoirs
B60T 8/40 - Arrangements for adjusting wheel-braking force to meet varying vehicular or ground-surface conditions, e.g. limiting or varying distribution of braking force responsive to a speed condition, e.g. acceleration or deceleration having a fluid pressure regulator responsive to a speed condition comprising an additional fluid circuit including fluid pressurising means for modifying the pressure of the braking fluid, e.g. including wheel driven pumps for detecting a speed condition, or pumps which are controlled by means independent of the braking system
B60T 17/22 - Devices for monitoring or checking brake systemsSignal devices
An electronic brake system is disclosed. An electronic brake system according to the present embodiment comprises: a first block in which a device part linked with a brake pedal and mechanically operated is disposed; a second block in which an electronic part electronically operated and controlled by means of an electronic control unit is disposed; an emergency module operated, if the electronic part is disabled, to supportively provide hydraulic pressure; and a connecting line for hydraulically connecting the first block, the second block and the emergency module, wherein the first block, the second block and the emergency module can be provided at positions spaced from each other in a vehicle, and thus the mountability of the brake system and the freedom of design of the vehicle can be improved.
B60T 17/22 - Devices for monitoring or checking brake systemsSignal devices
B60T 8/40 - Arrangements for adjusting wheel-braking force to meet varying vehicular or ground-surface conditions, e.g. limiting or varying distribution of braking force responsive to a speed condition, e.g. acceleration or deceleration having a fluid pressure regulator responsive to a speed condition comprising an additional fluid circuit including fluid pressurising means for modifying the pressure of the braking fluid, e.g. including wheel driven pumps for detecting a speed condition, or pumps which are controlled by means independent of the braking system
B60T 13/74 - Transmitting braking action from initiating means to ultimate brake actuator with power assistance or driveBrake systems incorporating such transmitting means, e.g. air-pressure brake systems with electrical assistance or drive
B60T 13/68 - Electrical control in fluid-pressure brake systems by electrically-controlled valves
B60T 13/66 - Electrical control in fluid-pressure brake systems
B60T 13/14 - Pressure supply arrangements using accumulators or reservoirs
G05G 5/03 - Means for enhancing the operator's awareness of the arrival of the controlling member at a command or datum positionProviding feel, e.g. means for creating a counterforce
An electric brake system is disclosed. The electric brake system according to an embodiment of the present invention comprises: a first block in which a mechanical part mechanically operated in connection with a brake pedal is disposed; a second block in which an electronic part electronically operated and controlled by an electronic control unit is disposed; an emergency module which is operated when the operation of the electronic part is disabled to assist in providing hydraulic pressure; and a connection line which hydraulically connects the first block, the second block, and the emergency module to each other. The first block, the second block, and the emergency module can be installed at positions spaced apart from each other in a vehicle, and thus the mountability of the brake system and the degree of design freedom of the vehicle can be improved.
B60T 17/22 - Devices for monitoring or checking brake systemsSignal devices
B60T 13/14 - Pressure supply arrangements using accumulators or reservoirs
B60T 13/66 - Electrical control in fluid-pressure brake systems
B60T 13/68 - Electrical control in fluid-pressure brake systems by electrically-controlled valves
B60T 13/74 - Transmitting braking action from initiating means to ultimate brake actuator with power assistance or driveBrake systems incorporating such transmitting means, e.g. air-pressure brake systems with electrical assistance or drive
B60T 7/04 - Brake-action initiating means for personal initiation foot-actuated
B60T 8/40 - Arrangements for adjusting wheel-braking force to meet varying vehicular or ground-surface conditions, e.g. limiting or varying distribution of braking force responsive to a speed condition, e.g. acceleration or deceleration having a fluid pressure regulator responsive to a speed condition comprising an additional fluid circuit including fluid pressurising means for modifying the pressure of the braking fluid, e.g. including wheel driven pumps for detecting a speed condition, or pumps which are controlled by means independent of the braking system
27.
MOTOR DRIVING CIRCUIT FOR ELECTRIC PARKING BRAKE SYSTEM
The present invention relates to a motor driving circuit for an electric parking brake system, the motor driving circuit comprising: a first motor and a second motor which apply or release parking brakes applied to different wheels respectively; and a first ECU and a second ECU which control driving of the first motor and the second motor respectively, wherein the motor driving circuit is configured such that the second ECU does not involve in driving of the first motor and the second motor in a state where the first ECU drives the first motor and the second motor, and the second ECU controls driving of the fist motor and the second motor only when the first ECU is out of order.
B60T 13/74 - Transmitting braking action from initiating means to ultimate brake actuator with power assistance or driveBrake systems incorporating such transmitting means, e.g. air-pressure brake systems with electrical assistance or drive
B60T 17/22 - Devices for monitoring or checking brake systemsSignal devices
B60T 8/172 - Determining control parameters used in the regulation, e.g. by calculations involving measured or detected parameters
B60T 8/17 - Using electrical or electronic regulation means to control braking
The present invention relates to a direct-current converter capable of more efficiently releasing heat generated from an inductor module to the outside. The inductor module provided in the direct-current converter comprises: a coil; and a heat dissipation cover formed in a shape corresponding to the upper surface of the coil and positioned on top of the coil to receive heat from the coil and transfer same upward.
H05K 7/20 - Modifications to facilitate cooling, ventilating, or heating
H02M 7/00 - Conversion of AC power input into DC power outputConversion of DC power input into AC power output
B60L 53/24 - Using the vehicle's propulsion converter for charging
B60L 53/22 - Constructional details or arrangements of charging converters specially adapted for charging electric vehicles
H02M 3/335 - Conversion of DC power input into DC power output with intermediate conversion into AC by static converters using discharge tubes with control electrode or semiconductor devices with control electrode to produce the intermediate AC using devices of a triode or a transistor type requiring continuous application of a control signal using semiconductor devices only
29.
DIRECT-CURRENT CONVERTER AND METHOD FOR MANUFACTURING SAME
An aspect of the present invention may provide a direct-current converter comprising: a main housing in which an accommodation space is formed; a cooling module which is coupled to the main housing to divide the accommodation space into a plurality of spaces and is configured to discharge heat generated in the accommodation space to the outside; an inductor module which is accommodated in one of the plurality of divided spaces and is disposed adjacent to the cooling module; and a capacitor module which is accommodated in another one of the plurality of divided spaces and is disposed adjacent to the cooling module.
H05K 7/20 - Modifications to facilitate cooling, ventilating, or heating
H02M 7/00 - Conversion of AC power input into DC power outputConversion of DC power input into AC power output
B60L 53/24 - Using the vehicle's propulsion converter for charging
B60L 53/22 - Constructional details or arrangements of charging converters specially adapted for charging electric vehicles
H02M 3/335 - Conversion of DC power input into DC power output with intermediate conversion into AC by static converters using discharge tubes with control electrode or semiconductor devices with control electrode to produce the intermediate AC using devices of a triode or a transistor type requiring continuous application of a control signal using semiconductor devices only
Disclosed in the present invention is a DC converter for a hydrogen fuel cell vehicle, the converter being capable of further reducing contact resistance caused by a capacitor busbar, wherein a capacitor module provided in the DC converter includes a capacitor busbar integrally provided with an input connection portion and an output connection portion located respectively at one terminal and the other terminal.
H05K 7/20 - Modifications to facilitate cooling, ventilating, or heating
H02M 7/00 - Conversion of AC power input into DC power outputConversion of DC power input into AC power output
B60L 53/24 - Using the vehicle's propulsion converter for charging
B60L 53/22 - Constructional details or arrangements of charging converters specially adapted for charging electric vehicles
H02M 3/335 - Conversion of DC power input into DC power output with intermediate conversion into AC by static converters using discharge tubes with control electrode or semiconductor devices with control electrode to produce the intermediate AC using devices of a triode or a transistor type requiring continuous application of a control signal using semiconductor devices only
31.
HYDROGEN FUEL CELL VEHICLE INCLUDING DIRECT CURRENT CONVERTER, AND CONTROL METHOD THEREFOR
Disclosed are a hydrogen fuel cell vehicle including a direct current converter flexibly operating according to the real-time voltage of a fuel cell, and a control method therefor, the hydrogen fuel cell vehicle comprising a fuel cell DC-DC converter (FDC) which is disposed between a fuel cell and a driving battery so as to be connected to each of the fuel cell and the driving battery to enable electrical conduction therebetween, and which controls power transmission between the fuel cell and the driving battery, wherein the FDC compares the magnitude of the voltage of the fuel cell and a preset target voltage to determine, on the basis of the comparison, a power transmission direction and whether power is transmitted between the voltage of the fuel cell and the driving battery, and thus the voltage of the fuel cell is adjusted to be equal to the preset target voltage.
H05K 7/20 - Modifications to facilitate cooling, ventilating, or heating
H02M 7/00 - Conversion of AC power input into DC power outputConversion of DC power input into AC power output
B60L 53/24 - Using the vehicle's propulsion converter for charging
B60L 53/22 - Constructional details or arrangements of charging converters specially adapted for charging electric vehicles
H02M 3/335 - Conversion of DC power input into DC power output with intermediate conversion into AC by static converters using discharge tubes with control electrode or semiconductor devices with control electrode to produce the intermediate AC using devices of a triode or a transistor type requiring continuous application of a control signal using semiconductor devices only
An electronic brake system is disclosed. The electronic brake system, according to the present embodiment, comprises: a pedal unit that is connected to a brake pedal and operated by a driver's pedal effort; and a hydraulic pressure providing unit that generates hydraulic pressure of a pressurizing medium for braking a vehicle on the basis of an electrical signal outputted in response to displacement of the brake pedal, wherein the pedal unit and the hydraulic pressure providing unit may be disposed to be physically separated from each other on a vehicle body.
B60T 17/22 - Devices for monitoring or checking brake systemsSignal devices
B60T 8/40 - Arrangements for adjusting wheel-braking force to meet varying vehicular or ground-surface conditions, e.g. limiting or varying distribution of braking force responsive to a speed condition, e.g. acceleration or deceleration having a fluid pressure regulator responsive to a speed condition comprising an additional fluid circuit including fluid pressurising means for modifying the pressure of the braking fluid, e.g. including wheel driven pumps for detecting a speed condition, or pumps which are controlled by means independent of the braking system
B60T 7/04 - Brake-action initiating means for personal initiation foot-actuated
B60T 13/74 - Transmitting braking action from initiating means to ultimate brake actuator with power assistance or driveBrake systems incorporating such transmitting means, e.g. air-pressure brake systems with electrical assistance or drive
B60T 8/17 - Using electrical or electronic regulation means to control braking
H02K 29/00 - Motors or generators having non-mechanical commutating devices, e.g. discharge tubes or semiconductor devices
B60W 60/00 - Drive control systems specially adapted for autonomous road vehicles
G05D 1/00 - Control of position, course, altitude or attitude of land, water, air or space vehicles, e.g. using automatic pilots
B60R 16/02 - Electric or fluid circuits specially adapted for vehicles and not otherwise provided forArrangement of elements of electric or fluid circuits specially adapted for vehicles and not otherwise provided for electric
Disclosed is a vehicle brake system in which the structure required when transmitting a wake-up signal in response to a pedal input can be further simplified, the vehicle brake system comprising: a pedal travel sensor (PTS) which senses whether pressure is being applied to the pedal and the amount of pressure being applied; and a wake recognition circuit which is connected to the PTS such that electricity can flow directly in both directions, and which receives a signal from the PTS and wakes up an electronic control unit (ETU), wherein the PTS delivers the output signal to the wake recognition circuit if the output signal is at least a preset value.
B60T 7/04 - Brake-action initiating means for personal initiation foot-actuated
B60T 13/74 - Transmitting braking action from initiating means to ultimate brake actuator with power assistance or driveBrake systems incorporating such transmitting means, e.g. air-pressure brake systems with electrical assistance or drive
B60T 17/22 - Devices for monitoring or checking brake systemsSignal devices
34.
CIRCUIT AND METHOD FOR CONTROLLING INERTIAL DRIVING OF ELECTRIC BICYCLE
The present invention relates to a circuit and a method for controlling inertial driving of an electric bicycle, and the circuit may comprise: a generator speed sensor that senses a pedal speed; a motor speed sensor that senses a vehicle speed; an inertial driving control unit that controls inertial driving to be the same as the speed reduction degree of inertial driving and inertial driving distance of a human-powered bicycle according to the pedal speed sensed by the generator speed sensor and vehicle speed information; and a wheel speed controller that drives a motor under the control of the inertial driving control unit.
B60L 15/20 - Methods, circuits or devices for controlling the propulsion of electrically-propelled vehicles, e.g. their traction-motor speed, to achieve a desired performanceAdaptation of control equipment on electrically-propelled vehicles for remote actuation from a stationary place, from alternative parts of the vehicle or from alternative vehicles of the same vehicle train for control of the vehicle or its driving motor to achieve a desired performance, e.g. speed, torque, programmed variation of speed
The present invention relates to a device for securing redundancy of an electronic parking brake device, which comprises: a driver circuit including a first driver circuit and a second driver circuit respectively connected to a first motor and a second motor providing a driving force to an electronic parking brake and controlling the first motor and the second motor; a first micro control unit (MCU) having a plurality of core processors and controlling the first driver circuit and the second driver circuit connected according to reception of an electric parking brake (EPB) switch signal; a second MCU having one core processor and connected to the second driver circuit; a first switch connecting the first MCU to the second driver circuit; and a second switch connecting the second MCU to the second driver circuit, and can also be applied to other embodiments.
B60T 13/74 - Transmitting braking action from initiating means to ultimate brake actuator with power assistance or driveBrake systems incorporating such transmitting means, e.g. air-pressure brake systems with electrical assistance or drive
B60T 8/172 - Determining control parameters used in the regulation, e.g. by calculations involving measured or detected parameters
B60T 17/22 - Devices for monitoring or checking brake systemsSignal devices
B60R 16/00 - Electric or fluid circuits specially adapted for vehicles and not otherwise provided forArrangement of elements of electric or fluid circuits specially adapted for vehicles and not otherwise provided for
B60R 16/023 - Electric or fluid circuits specially adapted for vehicles and not otherwise provided forArrangement of elements of electric or fluid circuits specially adapted for vehicles and not otherwise provided for electric for transmission of signals between vehicle parts or subsystems
F16D 65/18 - Actuating mechanisms for brakesMeans for initiating operation at a predetermined position arranged in or on the brake adapted for drawing members together
The present invention relates to an apparatus for controlling an electronic parking brake system comprising: a plurality of driver circuits which are respectively connected to a first motor and a second motor for providing a driving force to an electronic parking brake to control the first motor and the second motor; a first micro control unit (MCU) which has a plurality of core processors and is connected to a first driver circuit and a second driver circuit receiving a first power according to a reception of an electric parking brake (EPB) switch signal; and a second MCU which has at least one core processor and is connected to a third driver circuit receiving a second power. The apparatus can be applied to other embodiments.
B60T 13/74 - Transmitting braking action from initiating means to ultimate brake actuator with power assistance or driveBrake systems incorporating such transmitting means, e.g. air-pressure brake systems with electrical assistance or drive
B60T 8/172 - Determining control parameters used in the regulation, e.g. by calculations involving measured or detected parameters
B60T 17/22 - Devices for monitoring or checking brake systemsSignal devices
B60R 16/03 - Electric or fluid circuits specially adapted for vehicles and not otherwise provided forArrangement of elements of electric or fluid circuits specially adapted for vehicles and not otherwise provided for electric for supply of electrical power to vehicle subsystems
B60R 16/00 - Electric or fluid circuits specially adapted for vehicles and not otherwise provided forArrangement of elements of electric or fluid circuits specially adapted for vehicles and not otherwise provided for
B60R 16/023 - Electric or fluid circuits specially adapted for vehicles and not otherwise provided forArrangement of elements of electric or fluid circuits specially adapted for vehicles and not otherwise provided for electric for transmission of signals between vehicle parts or subsystems
F16D 65/18 - Actuating mechanisms for brakesMeans for initiating operation at a predetermined position arranged in or on the brake adapted for drawing members together
A device for sensing liquid flowing into a housing of an electronic control device is provided. A liquid sensing device for sensing liquid flowing into a housing of an electronic control device, according to one embodiment of the present invention, comprises: a housing; a circuit board provided in the housing; and an electronic control unit which is formed on one side of the circuit board, and which is connected to an operation unit positioned outside the housing to control the operation unit, and comprises: a sensor unit formed on the other side of the circuit board; and a first switch for blocking the power supplied from a power source to the electronic control unit, wherein the sensor unit includes a first electrode unit formed on the circuit board, and a second electrode unit spaced a predetermined interval from the first electrode unit, and the first electrode unit includes a linear first sensing pattern extending in a first direction, and the second electrode unit can include a linear second sensing pattern extending in the first direction.
B60T 17/22 - Devices for monitoring or checking brake systemsSignal devices
B60T 8/171 - Detecting parameters used in the regulationMeasuring values used in the regulation
B60T 8/172 - Determining control parameters used in the regulation, e.g. by calculations involving measured or detected parameters
H05K 5/00 - Casings, cabinets or drawers for electric apparatus
G01N 27/30 - Electrodes, e.g. test electrodesHalf-cells
G01N 27/12 - Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating impedance by investigating resistance of a solid body in dependence upon absorption of a fluidInvestigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating impedance by investigating resistance of a solid body in dependence upon reaction with a fluid
G01M 3/16 - Investigating fluid tightness of structures by using fluid or vacuum by detecting the presence of fluid at the leakage point using electric detection means
38.
ELECTRONIC BRAKE SYSTEM AND OPERATION METHOD THEREOF
An electronic brake system is disclosed. An electronic brake system according to the present embodiment may be provided by including: a reservoir in which a pressure medium is stored; an integrated master cylinder which is connected to a brake pedal to discharge the pressure medium by an operation of the brake pedal and provides a pedal feeling to driver; a hydraulic pressure supply device for operating a hydraulic piston by an electrical signal output corresponding to a displacement of the brake pedal, to generate a hydraulic pressure in a single pressure chamber; and a hydraulic pressure control unit which is provided between the hydraulic pressure supply device and multiple wheel cylinders and controls a flow of the pressure medium supplied to the multiple wheel cylinders.
Disclosed are an electromechanical brake and an operation method therefor. An electromechanical brake according to the embodiment comprises: a piston capable of moving forward or backward so as to press a brake pad; a power converting unit which receives a driving force from an actuator to convert a rotary motion into a linear motion, and provides the linear motion to a piston; and a position adjustment part for adjusting the relative position of the piston with respect to the power converting unit. The power converting unit includes: a spindle which receives the driving force from the actuator and rotates; and a nut which is connected to the spindle and moves the piston forward or backward by being moved forward or rearward inside the piston by the rotation of the spindle in a first direction or a second direction. The position adjustment part includes: an adjustment screw provided on the outside of the nut and rotating together with the nut; first screw threads formed on the outer circumferential surface of the adjustment screw; second screw threads formed on the inner circumferential surface of the piston and engaging with the first screw threads; and an adjuster provided between the spindle and the nut, wherein when the rotation amount of the spindle exceeds a preset rotation amount, the adjuster contracts or expands to the original shape to rotate the nut and the adjustment screw in the first direction or the second direction, thereby moving the relative position of the piston forward or rearward.
F16D 65/18 - Actuating mechanisms for brakesMeans for initiating operation at a predetermined position arranged in or on the brake adapted for drawing members together
F16D 55/226 - Brakes with substantially-radial braking surfaces pressed together in axial direction, e.g. disc brakes with axially-movable discs or pads pressed against axially-located rotating members by clamping an axially-located rotating disc between movable braking members, e.g. movable brake discs or brake pads with a common actuating member for the braking members the braking members being brake pads in which the common actuating member is moved axially
B60T 13/74 - Transmitting braking action from initiating means to ultimate brake actuator with power assistance or driveBrake systems incorporating such transmitting means, e.g. air-pressure brake systems with electrical assistance or drive
Disclosed are an electromechanical brake and an operating method therefor. The electromechanical brake according to the present embodiment may comprise: a piston that is provided to be able to move forward or backward so as to press a brake pad; a power conversion unit that receives driving force from an actuator, converts rotational motion into linear motion, and provides same to a piston; and a position adjusting unit that adjusts a relative position of the piston with respect to the power conversion unit, wherein the power conversion unit comprises: a spindle that receives driving force from the actuator and rotates; and a nut that is connected to the spindle and moves the piston forward or backward by moving forward or backward from the inside of the piston by means of rotation of the spindle in a first direction or a second direction, and the position adjusting unit comprises: a first screw thread formed on the outer circumferential surface of the nut; a second screw thread that is formed on the inner circumferential surface of the piston and meshes with the first screw thread; and an adjuster that is provided between the spindle and the nut and rotates the nut in the first direction or the second direction by means of the rotation of the spindle so as to move forward or backward a relative position of the piston.
F16D 65/18 - Actuating mechanisms for brakesMeans for initiating operation at a predetermined position arranged in or on the brake adapted for drawing members together
F16D 55/226 - Brakes with substantially-radial braking surfaces pressed together in axial direction, e.g. disc brakes with axially-movable discs or pads pressed against axially-located rotating members by clamping an axially-located rotating disc between movable braking members, e.g. movable brake discs or brake pads with a common actuating member for the braking members the braking members being brake pads in which the common actuating member is moved axially
B60T 13/74 - Transmitting braking action from initiating means to ultimate brake actuator with power assistance or driveBrake systems incorporating such transmitting means, e.g. air-pressure brake systems with electrical assistance or drive
Disclosed are an electromechanical brake and an operating method therefor. The electromechanical brake according to the present embodiment comprises: a piston that is provided to be able to move forward or backward so as to press a brake pad; a power conversion unit that receives driving force from an actuator, converts rotational motion into linear motion, and provides same to a piston; and a position adjusting unit that adjusts a relative position of the piston with respect to the power conversion unit, wherein the power conversion unit comprises: a spindle that receives driving force from the actuator and rotates; and a nut that is connected to the spindle and moves the piston forward or backward by moving forward or backward from the inside of the piston by means of rotation of the spindle in a first direction or a second direction, and the position adjusting unit comprises: an adjustment screw that is provided on the outside of the nut and rotates together with the nut; a first screw thread formed on the outer circumferential surface of the adjusting screw; a second screw thread that is formed on the inner circumferential surface of the piston and meshes with the first screw thread; and an adjuster that is provided between the spindle and the nut and rotates the nut and the adjusting screw in the first direction or the second direction by means of the rotation of the spindle so as to move forward or backward a relative position of the piston.
F16D 65/18 - Actuating mechanisms for brakesMeans for initiating operation at a predetermined position arranged in or on the brake adapted for drawing members together
F16D 55/226 - Brakes with substantially-radial braking surfaces pressed together in axial direction, e.g. disc brakes with axially-movable discs or pads pressed against axially-located rotating members by clamping an axially-located rotating disc between movable braking members, e.g. movable brake discs or brake pads with a common actuating member for the braking members the braking members being brake pads in which the common actuating member is moved axially
The present invention relates to an apparatus for controlling the speed of an electric bicycle and a method therefor. According to the present invention, by controlling the torque of a motor that drives a wheel so that the speed of the wheel follows the speed of the pedal driven by a user, and applying an assist level according to the torque of the motor to also control the torque of the pedal, there is an effect of giving, on a chainless electric bicycle, the same feeling of a pedal as on a bicycle with a chain, and enabling adjustment of a force applied to the pedal, according to the assist level.
B62J 45/41 - Sensor arrangementsMounting thereof characterised by the type of sensor
B60L 15/20 - Methods, circuits or devices for controlling the propulsion of electrically-propelled vehicles, e.g. their traction-motor speed, to achieve a desired performanceAdaptation of control equipment on electrically-propelled vehicles for remote actuation from a stationary place, from alternative parts of the vehicle or from alternative vehicles of the same vehicle train for control of the vehicle or its driving motor to achieve a desired performance, e.g. speed, torque, programmed variation of speed
43.
ELECTRIC CURRENT SENSOR, STEERING CONTROL DEVICE, AND METHOD FOR DETECTING ELECTRIC CURRENT
The present embodiments relate to an electric current sensor, a steering control device, and a method for detecting an electric current. An electric current sensor may comprise: a conductive part through which an electric current flows; a detection unit for detecting a magnetic field generated by the electric current flowing through the conductive part; a first generation unit for generating a first electric current sensing value on the basis of the resistance included in the conductive part; and a second generation unit for generating a second electric current sensing value on the basis of the magnetic field detected through the detection unit.
B62D 5/04 - Power-assisted or power-driven steering electrical, e.g. using an electric servo-motor connected to, or forming part of, the steering gear
G01R 15/20 - Adaptations providing voltage or current isolation, e.g. for high-voltage or high-current networks using galvano-magnetic devices, e.g. Hall-effect devices
G01R 15/14 - Adaptations providing voltage or current isolation, e.g. for high-voltage or high-current networks
G01R 35/00 - Testing or calibrating of apparatus covered by the other groups of this subclass
G01R 31/00 - Arrangements for testing electric propertiesArrangements for locating electric faultsArrangements for electrical testing characterised by what is being tested not provided for elsewhere
A lidar apparatus is disclosed. A lidar apparatus according to an embodiment of the present invention comprises a cover window which covers a transmission path and reception path of laser light and is disposed in same, and comprises a heating unit which covers a surface of the cover window and is disposed at same, and a heating control unit connected to the heating unit to control same.
G01S 7/481 - Constructional features, e.g. arrangements of optical elements
H05B 3/16 - Heating elements characterised by the composition or nature of the materials or by the arrangement of the conductor the conductor being mounted on an insulating base
A LIDAR device is disclosed. A LIDAR device according to one embodiment of the present invention comprises: a light transmitting unit for transmitting laser light; a light receiving unit for receiving the laser light received by being reflected from the outside; a scanner including a transmitting mirror unit that has a reflective surface for reflecting the laser light transmitted from the light transmitting unit and transmitting same to the outside, and a receiving mirror unit that has a reflective surface for reflecting the laser light reflected from the outside and transmitting same to the light receiving unit; and an optical path dividing unit disposed in the vicinity of the scanner so as to block, from flowing into the light receiving unit, scattered light of a propagating laser light reflected from the transmitting mirror unit.
A LiDAR device is disclosed. A LiDAR device according to one embodiment of the present invention comprises: a laser unit; and a scanner unit, wherein the laser unit comprises: a first laser module for emitting and receiving a laser in a first direction; and a second laser module, disposed in a stacked form with the first laser module, for emitting and receiving a laser in a second direction, wherein the scanner unit comprises: a first polygon mirror which is rotated and has a plurality of mirrors which reflect the laser emitted from the first laser module and the laser received by the first laser module; and a second polygon mirror which is disposed in a stacked form with the first polygon mirror and rotated integrally with the first polygon mirror, and has a plurality of mirrors which reflect the laser emitted from the second laser module and the laser received by the second laser module.
A check valve is disclosed. A check valve according to an embodiment of the present invention has a plurality of valve parts, each of which has an inner fluid path selectively opened/closed by means of an opening/closing member, and the plurality of valve parts are stacked in a line. In addition, the check valve further includes a cylinder-shaped valve housing of which one side is open, and thus each opening/closing member of the plurality of valve parts can be accommodated from the open one side of the valve housing.
According to the present embodiments, the lever handling and tilt handling of a driver can be improved by reducing noise caused by collisions between components, which can be generated if the driver manipulates a lever from a locking state into an unlocking state or if the driver adjusts the angle of a steering wheel.
B62D 1/184 - Mechanisms for locking columns at selected positions
B62D 1/185 - Steering columns yieldable or adjustable, e.g. tiltable adjustable by axial displacement, e.g. telescopically
B62D 1/187 - Steering columns yieldable or adjustable, e.g. tiltable with tilt adjustmentSteering columns yieldable or adjustable, e.g. tiltable with tilt and axial adjustment
The present disclosure relates to a steering-assisting device. Specifically, a steering-assisting device according to the present disclosure comprises: a stator having a plurality of coils wound thereon; a rotor which is rotated by the stator; and a connection part for transferring rotation force generated in accordance with rotation of the rotor to a rack bar, wherein the connection part is connected to the rack bar in a manner for minimizing vibration generated according to a winding pattern of the stator when at least one of the coils of the stator malfunctions.
A vehicle brake control device comprises: a low-pressure accumulator for temporarily storing brake fluid discharged from a wheel cylinder; a hydraulic pump for pumping the brake fluid stored in the low-pressure accumulator; a motor for driving the hydraulic pump; and a controller for controlling the motor, wherein the controller detects the counter-electromotive force of the motor when the motor is turned off during ABS control, and on the basis of the detected counter-electromotive force, estimates the pedal effort applied by a driver to the brake pedal.
B60T 13/74 - Transmitting braking action from initiating means to ultimate brake actuator with power assistance or driveBrake systems incorporating such transmitting means, e.g. air-pressure brake systems with electrical assistance or drive
B60T 8/40 - Arrangements for adjusting wheel-braking force to meet varying vehicular or ground-surface conditions, e.g. limiting or varying distribution of braking force responsive to a speed condition, e.g. acceleration or deceleration having a fluid pressure regulator responsive to a speed condition comprising an additional fluid circuit including fluid pressurising means for modifying the pressure of the braking fluid, e.g. including wheel driven pumps for detecting a speed condition, or pumps which are controlled by means independent of the braking system
B60T 8/171 - Detecting parameters used in the regulationMeasuring values used in the regulation
B60T 7/04 - Brake-action initiating means for personal initiation foot-actuated
An electronic brake system is disclosed. An electronic brake system according to the present embodiment may comprise: a reservoir in which a pressurizing medium is stored; an integrated master cylinder comprising a master piston connected to a brake pedal, a master chamber having a volume varied by a displacement of the master piston, and a sealing member for sealing the master chamber; a liquid-pressure supply device for operating a hydraulic piston according to an electric signal that is output in response to a displacement of the brake pedal, thereby generating a liquid pressure; a hydraulic control unit provided between the liquid-pressure supply device and multiple wheel cylinders so as to control a flow of the pressurizing medium supplied to the multiple wheel cylinders; a circuit pressure sensor for sensing a liquid pressure provided by the liquid-pressure supply device; a cylinder pressure sensor for sensing a liquid pressure in the master chamber; an inspection channel for connecting the master chamber and the liquid-pressure supply device; and an inspection valve provided in the inspection channel so as to control the flow of the pressurizing medium.
B60T 13/14 - Pressure supply arrangements using accumulators or reservoirs
B60T 8/40 - Arrangements for adjusting wheel-braking force to meet varying vehicular or ground-surface conditions, e.g. limiting or varying distribution of braking force responsive to a speed condition, e.g. acceleration or deceleration having a fluid pressure regulator responsive to a speed condition comprising an additional fluid circuit including fluid pressurising means for modifying the pressure of the braking fluid, e.g. including wheel driven pumps for detecting a speed condition, or pumps which are controlled by means independent of the braking system
B60T 7/04 - Brake-action initiating means for personal initiation foot-actuated
Disclosed is an electronic brake system. The electronic brake system according to the present embodiment comprises: a first block in which a mechanical part that is mechanically operated and linked with a brake pedal is disposed; a second block in which an electronic part electronically operated and controlled by an electronic control unit is disposed; and a connection line which hydraulically connects the first block and the second block. The first block and the second block can be installed at positions spaced apart from each other in a vehicle, and thus the mountability of the brake system and the degree of freedom in designing the vehicle can be improved.
B60T 13/14 - Pressure supply arrangements using accumulators or reservoirs
B60T 8/40 - Arrangements for adjusting wheel-braking force to meet varying vehicular or ground-surface conditions, e.g. limiting or varying distribution of braking force responsive to a speed condition, e.g. acceleration or deceleration having a fluid pressure regulator responsive to a speed condition comprising an additional fluid circuit including fluid pressurising means for modifying the pressure of the braking fluid, e.g. including wheel driven pumps for detecting a speed condition, or pumps which are controlled by means independent of the braking system
B60T 7/04 - Brake-action initiating means for personal initiation foot-actuated
An electronic brake system is disclosed. An electronic brake system according to the present embodiment comprises: a first block in which an operating part operated by being linked with a brake pedal is arranged; a second block in which an electronic part electronically operated and controlled by means of an electronic control unit is arranged; and a connection line for hydraulically connecting the first block to the second block, wherein the first block and the second block can be provided at locations spaced apart from each other in a vehicle, and thus the mountability of the brake system and the degree of freedom of vehicle design can be improved.
B60T 13/14 - Pressure supply arrangements using accumulators or reservoirs
B60T 8/40 - Arrangements for adjusting wheel-braking force to meet varying vehicular or ground-surface conditions, e.g. limiting or varying distribution of braking force responsive to a speed condition, e.g. acceleration or deceleration having a fluid pressure regulator responsive to a speed condition comprising an additional fluid circuit including fluid pressurising means for modifying the pressure of the braking fluid, e.g. including wheel driven pumps for detecting a speed condition, or pumps which are controlled by means independent of the braking system
B60T 7/04 - Brake-action initiating means for personal initiation foot-actuated
54.
FAILURE DETECTION DEVICE FOR STEERING ANGLE SENSOR, AND CONTROL METHOD THEREFOR
A failure detection device for a steering angle sensor according to an embodiment comprises: a steering angle sensor including a main gear that rotates together with a steering wheel, a first sub-gear and a second sub-gear that are each engaged with the main gear and have a constant gear ratio with the main gear, a first Hall IC chip for detecting the angle of the first sub-gear, and a second Hall IC chip for detecting the angle of the second sub-gear; and a control unit that determines failure of the steering angle sensor on the basis of a first angle difference between the current angle and a previous angle of the first sub-gear as detected by the first Hall IC chip, and a second angle difference between the current angle and a previous angle of the second sub-gear as detected by the second Hall IC chip.
G01D 5/14 - Mechanical means for transferring the output of a sensing memberMeans for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for convertingTransducers not specially adapted for a specific variable using electric or magnetic means influencing the magnitude of a current or voltage
55.
INDUCTOR DEVICE, FILTER DEVICE AND STEERING CONTROL DEVICE
The present embodiments relate to an inductor device, a filter device and a steering assist device. The inductor device can comprise: a core including a magnetic material; and a wire which is wound around the core and which includes a low resistance material.
H01F 17/04 - Fixed inductances of the signal type with magnetic core
H01F 1/03 - Magnets or magnetic bodies characterised by the magnetic materials thereforSelection of materials for their magnetic properties of inorganic materials characterised by their coercivity
H03H 7/075 - Ladder networks, e.g. electric wave filters
B62D 5/04 - Power-assisted or power-driven steering electrical, e.g. using an electric servo-motor connected to, or forming part of, the steering gear
Disclosed is a device for moving a brake pedal. The device for moving a brake pedal according to the present embodiment comprises: a lead screw fixed to an input rod of the brake pedal and having a first screw thread formed on the outer circumferential surface thereof; a first anti-rotation unit that prevents rotation of the lead screw; an actuator that provides power; a rotator rotated by the actuator; and a nut that rotates together with the rotator and is provided to be slidably movable with respect to the rotator, and that has a second screw thread formed on the inner circumferential surface thereof for meshing with the first screw thread.
B60T 8/40 - Arrangements for adjusting wheel-braking force to meet varying vehicular or ground-surface conditions, e.g. limiting or varying distribution of braking force responsive to a speed condition, e.g. acceleration or deceleration having a fluid pressure regulator responsive to a speed condition comprising an additional fluid circuit including fluid pressurising means for modifying the pressure of the braking fluid, e.g. including wheel driven pumps for detecting a speed condition, or pumps which are controlled by means independent of the braking system
B60T 13/74 - Transmitting braking action from initiating means to ultimate brake actuator with power assistance or driveBrake systems incorporating such transmitting means, e.g. air-pressure brake systems with electrical assistance or drive
B60T 7/04 - Brake-action initiating means for personal initiation foot-actuated
B60T 8/172 - Determining control parameters used in the regulation, e.g. by calculations involving measured or detected parameters
F16H 1/06 - Toothed gearings for conveying rotary motion without gears having orbital motion involving only two intermeshing members with parallel axes
According to the embodiments, a drilling and tapping process for coupling a wire harness to a sensor cover is eliminated, the number of components for coupling the wire harness to the sensor cover is reduced and the assembly process is simplified, and the wire harness coupled to the sensor cover can be secondarily fixed and prevented from rotating.
B62D 1/184 - Mechanisms for locking columns at selected positions
B60R 16/02 - Electric or fluid circuits specially adapted for vehicles and not otherwise provided forArrangement of elements of electric or fluid circuits specially adapted for vehicles and not otherwise provided for electric
According to the present embodiments, a telescopic stroke is increased while an installation space of a steering column is easily secured, and a telescopic operation can be quickly performed without increasing a motor output. During the telescopic operation, noise may be reduced, and assemblability and mass productivity of the steering column may be improved.
B62D 1/18 - Steering columns yieldable or adjustable, e.g. tiltable
B62D 3/06 - Steering gears mechanical of worm type with screw and nut
F16H 1/16 - Toothed gearings for conveying rotary motion without gears having orbital motion involving only two intermeshing members with non-parallel axes comprising worm and worm-wheel
A break pedal movement device is disclosed. A break pedal movement device according to the present embodiment comprises: a pedal simulator which provides reaction force in response to the pushing power of the brake pedal, and of which one side is connected to the brake pedal through an input rod; a screw which is fixed to the other side of the pedal simulator and which has first threads formed on the outer peripheral surface thereof; a rotation-preventing unit for preventing the rotation of the pedal simulator and/or the screw; and an actuator for providing power, wherein the first threads are connected to the actuator so as to receive rotational force, and the screw converts the rotational force into translational motion by means of the rotation-preventing unit so that translational motion of the brake pedal and the pedal simulator, which is fixed to or connected to the screw, is generated.
B60T 8/40 - Arrangements for adjusting wheel-braking force to meet varying vehicular or ground-surface conditions, e.g. limiting or varying distribution of braking force responsive to a speed condition, e.g. acceleration or deceleration having a fluid pressure regulator responsive to a speed condition comprising an additional fluid circuit including fluid pressurising means for modifying the pressure of the braking fluid, e.g. including wheel driven pumps for detecting a speed condition, or pumps which are controlled by means independent of the braking system
B60T 13/74 - Transmitting braking action from initiating means to ultimate brake actuator with power assistance or driveBrake systems incorporating such transmitting means, e.g. air-pressure brake systems with electrical assistance or drive
B60T 7/04 - Brake-action initiating means for personal initiation foot-actuated
B60T 8/172 - Determining control parameters used in the regulation, e.g. by calculations involving measured or detected parameters
F16H 57/039 - Gearboxes for accommodating worm gears
Disclosed is an apparatus for moving a brake pedal. The apparatus for moving a brake pedal according to the present embodiment comprises: a push rod which connects a brake pedal to a piston of a master cylinder so as to move the piston according to a pedal effort on the brake pedal; an actuator for providing driving power; a screw which receives a rotating force from the actuator and performs a translational movement to move the piston; and a rotation prevention unit for preventing the rotation of the screw, wherein the push rod is connected to the piston after passing through the screw and generates a motion of the piston independently from the translational movement of the screw, and the screw is connected to the actuator to receive the rotating force and converts the rotating force into the translational movement by the rotation prevention unit such that the translational movement of the piston, the push rod, and the brake pedal connected to the screw can be generated.
B60T 8/40 - Arrangements for adjusting wheel-braking force to meet varying vehicular or ground-surface conditions, e.g. limiting or varying distribution of braking force responsive to a speed condition, e.g. acceleration or deceleration having a fluid pressure regulator responsive to a speed condition comprising an additional fluid circuit including fluid pressurising means for modifying the pressure of the braking fluid, e.g. including wheel driven pumps for detecting a speed condition, or pumps which are controlled by means independent of the braking system
B60T 13/74 - Transmitting braking action from initiating means to ultimate brake actuator with power assistance or driveBrake systems incorporating such transmitting means, e.g. air-pressure brake systems with electrical assistance or drive
B60T 7/04 - Brake-action initiating means for personal initiation foot-actuated
B60T 8/172 - Determining control parameters used in the regulation, e.g. by calculations involving measured or detected parameters
F16H 1/16 - Toothed gearings for conveying rotary motion without gears having orbital motion involving only two intermeshing members with non-parallel axes comprising worm and worm-wheel
A steering angle sensing device is disclosed. According to one aspect of the present invention, provided is a steering angle sensing device comprising: a pinion shaft which is coupled to a rack housing in which a rack bar is provided, and which has a pinion gear engaged with a rack gear; a magnet arranged on one end of the pinion shaft, and provided so as to rotate together with the pinion shaft; a printed circuit board (PCB) which is arranged to be spaced from the magnet at predetermined intervals and which has a magnetic sensor so as to sense the rotational angle of a steering wheel connected to the pinion shaft; and a connector connected to the printed circuit board so as to transmit, to a control unit, a sensing value measured by the magnetic sensor.
B62D 5/04 - Power-assisted or power-driven steering electrical, e.g. using an electric servo-motor connected to, or forming part of, the steering gear
G01B 7/30 - Measuring arrangements characterised by the use of electric or magnetic techniques for measuring angles or tapersMeasuring arrangements characterised by the use of electric or magnetic techniques for testing the alignment of axes
B62D 6/10 - Arrangements for automatically controlling steering depending on driving conditions sensed and responded to, e.g. control circuits responsive only to input torque characterised by the means for sensing torque
B62D 3/12 - Steering gears mechanical of rack-and-pinion type
62.
STEERING ASSIST DEVICE AND METHOD, AND STEERING SYSTEM
The present embodiments relate to a steering assist device and method, and a steering system. The steering assist device comprises: first and second input-side steering control modules for controlling an input-side steering motor so that an input-side instrument connected to a steering wheel is assisted; and first and second output-side steering control modules for controlling an output-side steering motor so that an output-side instrument mechanically separated from the input-side instrument and connected to a wheel is assisted, wherein the first and second input-side steering control modules and the first and second output-side steering control modules arbitrate a role assignment and can control a corresponding steering motor from among the input-side steering motor and the output-side steering motor according to the role assignment arbitration result.
B62D 5/22 - Power-assisted or power-driven steering fluid, i.e. using a pressurised fluid for most or all the force required for steering a vehicle specially adapted for particular type of steering gear or particular application for rack-and-pinion type
According to the embodiments of the present invention, the overall size reduction allows installation space to be advantageously secured, reduction in noise generated during operation improves the comfort of the driver, and the strength and stability of the connective structure between parts can be increased and power transmission can be more effective.
An actuator for a brake device is disclosed. An actuator according to an embodiment of the present invention comprises: a housing having a motor accommodation part and a gear accommodation part; a motor accommodated in the motor accommodation part; and a speed-reducing device accommodated in the gear accommodation part, wherein the speed-reducing device comprises: a crossed helical gear speed-reducing part including a driving crossed helical gear coupled to the shaft of the motor, and a ring wheel having a driven crossed helical gear, provided at the outer periphery thereof, for engaging with the driving crossed helical gear; and a planetary gear speed-reducing part including a sun gear that rotates together with the ring wheel, a ring gear which is an internal gear, a plurality of planetary gears that engage with the sun gear and the ring gear, and a carrier by which the plurality of planetary gears are rotatably supported and which has an output shaft.
F16D 65/18 - Actuating mechanisms for brakesMeans for initiating operation at a predetermined position arranged in or on the brake adapted for drawing members together
F16H 1/32 - Toothed gearings for conveying rotary motion with gears having orbital motion in which the central axis of the gearing lies inside the periphery of an orbital gear
Disclosed are an electro-mechanical brake system and a method for operating same. The present embodiment may provide an electro-mechanical brake system and a method for operating same, wherein the electro-mechanical brake system comprises: a pair of pad plates disposed at both sides of a disk rotating together with a vehicle wheel; a piston for tightly attaching or detaching the pad plates to or from the disk; a first motor and a second motor, each of which operates independently and provides power to the piston; a first gear for reducing and transferring the power of the first motor; a second gear which changes the power of the second motor into a translational motion, comes into contact with the piston to press the piston and release the pressing, and includes a guide part formed to slope at a portion thereof that is to be brought into contact with the piston; and a connection part which connects the first gear to the second gear such that the first and second gears rotate together, and slidably fastens the second gear to the first gear.
F16D 55/226 - Brakes with substantially-radial braking surfaces pressed together in axial direction, e.g. disc brakes with axially-movable discs or pads pressed against axially-located rotating members by clamping an axially-located rotating disc between movable braking members, e.g. movable brake discs or brake pads with a common actuating member for the braking members the braking members being brake pads in which the common actuating member is moved axially
B60T 13/74 - Transmitting braking action from initiating means to ultimate brake actuator with power assistance or driveBrake systems incorporating such transmitting means, e.g. air-pressure brake systems with electrical assistance or drive
F16D 65/18 - Actuating mechanisms for brakesMeans for initiating operation at a predetermined position arranged in or on the brake adapted for drawing members together
F16H 7/02 - Gearings for conveying rotary motion by endless flexible members with beltsGearings for conveying rotary motion by endless flexible members with V-belts
An electronic brake system comprises: a reservoir for storing a pressure medium; a hydraulic pressure supply apparatus which includes a first pressure chamber provided on a front side of a hydraulic piston and a second pressure chamber provided on a rear side of the hydraulic piston, and generates the hydraulic pressure by making the hydraulic pressure move forward or backward; a hydraulic control unit for controlling a flow of the hydraulic pressure supplied from the hydraulic pressure supply apparatus to a wheel cylinder; a longitudinal acceleration sensor for detecting the longitudinal acceleration of a vehicle; and a control unit for controlling the hydraulic pressure supply apparatus and the hydraulic control unit, wherein the control unit determines the hydraulic pressure generated by the hydraulic pressure supply apparatus on the basis of the longitudinal acceleration of the vehicle, determines a braking mode on the basis of the determined hydraulic pressure, and performs the determined braking mode.
B60T 13/74 - Transmitting braking action from initiating means to ultimate brake actuator with power assistance or driveBrake systems incorporating such transmitting means, e.g. air-pressure brake systems with electrical assistance or drive
B60T 8/32 - Arrangements for adjusting wheel-braking force to meet varying vehicular or ground-surface conditions, e.g. limiting or varying distribution of braking force responsive to a speed condition, e.g. acceleration or deceleration
B60T 8/172 - Determining control parameters used in the regulation, e.g. by calculations involving measured or detected parameters
B60T 7/04 - Brake-action initiating means for personal initiation foot-actuated
B60T 17/22 - Devices for monitoring or checking brake systemsSignal devices
67.
ELECTRONIC BRAKE SYSTEM AND CONTROL METHOD THEREFOR
This electronic brake system comprises: a hydraulic pressure supply device that includes a motor and generates hydraulic pressure by rotating the motor to move a piston in a first direction or a second direction; a hydraulic circuit that guides, to a wheel cylinder, the hydraulic pressure generated by the hydraulic pressure supply device; a motor position sensor that detects the rotation of the motor; a pressure sensor that detects the hydraulic pressure of the hydraulic circuit; and a control unit that identifies the position of the piston on the basis of the rotation of the motor, identifies, on the basis of the position of the piston, whether or not a target pressure can be secured when the detected hydraulic pressure is equal to or greater than a reference pressure, and controls a change in the direction of the piston on the basis of whether the predetermined target pressure can be secured.
B60T 13/74 - Transmitting braking action from initiating means to ultimate brake actuator with power assistance or driveBrake systems incorporating such transmitting means, e.g. air-pressure brake systems with electrical assistance or drive
B60T 7/04 - Brake-action initiating means for personal initiation foot-actuated
B60T 8/32 - Arrangements for adjusting wheel-braking force to meet varying vehicular or ground-surface conditions, e.g. limiting or varying distribution of braking force responsive to a speed condition, e.g. acceleration or deceleration
B60T 8/172 - Determining control parameters used in the regulation, e.g. by calculations involving measured or detected parameters
B60T 13/68 - Electrical control in fluid-pressure brake systems by electrically-controlled valves
B60T 8/40 - Arrangements for adjusting wheel-braking force to meet varying vehicular or ground-surface conditions, e.g. limiting or varying distribution of braking force responsive to a speed condition, e.g. acceleration or deceleration having a fluid pressure regulator responsive to a speed condition comprising an additional fluid circuit including fluid pressurising means for modifying the pressure of the braking fluid, e.g. including wheel driven pumps for detecting a speed condition, or pumps which are controlled by means independent of the braking system
68.
ACTUATOR FOR BRAKE DEVICE AND BRAKE DEVICE INCLUDING SAME
An actuator for a brake device is disclosed. An actuator according to an embodiment of the present invention comprises: a motor; a housing for receiving a power connection unit and a reduction gear unit; and a cover covering an open upper part of the housing and including a shaft support unit, wherein the reduction gear unit comprises: a worm wheel including a reception groove concavely formed on the upper surface thereof and a locking rib provided on the reception groove; a sun gear including a support rib supported by the bottom of the reception groove to be relatively rotatable and thus able to come into contact with the locking rib when rotating; and a clutch spring slippably provided, in a wound state, on the outer circumferential surface of the shaft support unit, and capable of selectively tightening or loosening the outer circumferential surface of the shaft support unit according to a rotation direction when the worm wheel and the sun gear rotate relative to each other.
F16D 65/18 - Actuating mechanisms for brakesMeans for initiating operation at a predetermined position arranged in or on the brake adapted for drawing members together
F16D 55/226 - Brakes with substantially-radial braking surfaces pressed together in axial direction, e.g. disc brakes with axially-movable discs or pads pressed against axially-located rotating members by clamping an axially-located rotating disc between movable braking members, e.g. movable brake discs or brake pads with a common actuating member for the braking members the braking members being brake pads in which the common actuating member is moved axially
F16H 1/28 - Toothed gearings for conveying rotary motion with gears having orbital motion
The present invention relates to a system, comprising - a transmission unit being arranged for converting a rotational motion into a translational motion, the transmission unit including an input and an output, wherein the input is configured to receive torque from a motor and the output is configured to provide a brake force for pressing a brake pad against a friction surface; - a housing defining a hydraulic pressure chamber, wherein the housing at least partially encompasses the transmission unit; and an axially movable piston arranged in the housing and coupled to the transmission unit such that a translational motion of the piston causes a translational motion of the transmission unit for providing the brake force in a hydraulic operation mode.
F16D 65/18 - Actuating mechanisms for brakesMeans for initiating operation at a predetermined position arranged in or on the brake adapted for drawing members together
F16D 55/226 - Brakes with substantially-radial braking surfaces pressed together in axial direction, e.g. disc brakes with axially-movable discs or pads pressed against axially-located rotating members by clamping an axially-located rotating disc between movable braking members, e.g. movable brake discs or brake pads with a common actuating member for the braking members the braking members being brake pads in which the common actuating member is moved axially
An electronic brake system comprises: a master cylinder to which a brake pedal is connected; a motor for generating rotational force; a hydraulic pressure supply device which includes a hydraulic piston movably accommodated inside a pressure chamber, and which generates hydraulic pressure by means of the movement of the hydraulic piston; a hydraulic control unit for controlling the flow of the hydraulic pressure transmitted from the hydraulic pressure supply device to a wheel cylinder; a hydraulic block in which the master cylinder, the hydraulic pressure supply device and the hydraulic control unit are combined; and a control unit for controlling the motor and the hydraulic control unit, wherein the control unit supplies, to the motor, an excitation current for exciting the motor, so as to generate vibration in the motor, thereby notifying a driver of an ABS operation by the vibration of the brake pedal during the ABS operation.
B60T 13/74 - Transmitting braking action from initiating means to ultimate brake actuator with power assistance or driveBrake systems incorporating such transmitting means, e.g. air-pressure brake systems with electrical assistance or drive
B60T 8/176 - Brake regulation specially adapted to prevent excessive wheel slip during vehicle deceleration, e.g. ABS
H02P 27/06 - Arrangements or methods for the control of AC motors characterised by the kind of supply voltage using variable-frequency supply voltage, e.g. inverter or converter supply voltage using DC to AC converters or inverters
H02P 21/22 - Current control, e.g. using a current control loop
According to embodiments of the present invention, the maximum rotation angle of a steering wheel can be easily changed, the steering feel provided to a driver can be enhanced by improved noise performance, and the durability of components can be improved.
The present disclosure relates to a steering control apparatus and method, the apparatus comprising: a reception unit which receives an ignition-off signal and an ignition-on signal, and which receives relative steering angle information received from a relative steering angle sensor for measuring only the relative angle of a steering wheel; a calculation unit which calculates section information by using the relative steering angle information, and which calculates absolute steering angle information on the basis of the relative steering angle information and the section information; and a control unit which determines, when the ignition-off signal is received, whether absolute steering angle calculation conditions enabling calculation of the absolute steering angle information are satisfied even after the ignition is off, and which generates an ignition-off control signal according to the determination result.
An electronic brake system comprises: a liquid pressure supply device which comprises a reservoir in which a pressurizing medium is stored, a first pressure chamber provided on the front side of a hydraulic piston, and a second pressure chamber provided on the rear side of the hydraulic piston, and moves the hydraulic piston forward or backward to generate a liquid pressure; a hydraulic pressure control unit for controlling the flow of a liquid pressure transmitted from the liquid pressure supply device to a wheel cylinder; and a control unit for controlling the liquid pressure supply device and the hydraulic pressure control unit, wherein the liquid pressure supply device comprises: a motor having a plurality of separated system windings for moving the hydraulic piston; and a control valve for opening or closing a fluid channel through which a first pressure chamber and a second pressure chamber communicate with each other, and when one or some system windings among the plurality of system windings of the motor have a failure, the control unit opens the control valve to transfer a part of the pressure of liquid discharged from a pressure chamber to another pressure chamber, so that the part of the hydraulic pressure is used to push the hydraulic piston.
B60T 17/22 - Devices for monitoring or checking brake systemsSignal devices
B60T 13/68 - Electrical control in fluid-pressure brake systems by electrically-controlled valves
B60T 13/74 - Transmitting braking action from initiating means to ultimate brake actuator with power assistance or driveBrake systems incorporating such transmitting means, e.g. air-pressure brake systems with electrical assistance or drive
B60T 8/171 - Detecting parameters used in the regulationMeasuring values used in the regulation
B60T 7/04 - Brake-action initiating means for personal initiation foot-actuated
The present invention relates to a double wound motor and a control method therefor, and comprises: a first inverter and a second inverter for supplying phase currents respectively to a first wound unit and a second wound unit of the double wound motor; a gate driver for driving switches respectively included in the first inverter and the second inverter and detecting a switch abnormality of the first inverter or the second inverter and a wounding abnormality of the first wound unit and the second wound unit; and a motor control unit for outputting a current command for attenuating a torque ripple in response to a torque ripple pattern according to the switch or wounding abnormality.
H02M 1/32 - Means for protecting converters other than by automatic disconnection
H02P 29/028 - Detecting a fault condition, e.g. short circuit, locked rotor, open circuit or loss of load the motor continuing operation despite the fault condition, e.g. eliminating, compensating for or remedying the fault
H02P 25/22 - Multiple windingsWindings for more than three phases
H02P 27/06 - Arrangements or methods for the control of AC motors characterised by the kind of supply voltage using variable-frequency supply voltage, e.g. inverter or converter supply voltage using DC to AC converters or inverters
H02M 7/5387 - Conversion of DC power input into AC power output without possibility of reversal by static converters using discharge tubes with control electrode or semiconductor devices with control electrode using devices of a triode or transistor type requiring continuous application of a control signal using semiconductor devices only, e.g. single switched pulse inverters in a bridge configuration
H02M 7/48 - Conversion of DC power input into AC power output without possibility of reversal by static converters using discharge tubes with control electrode or semiconductor devices with control electrode
75.
ELECTRONIC PARKING BRAKE SYSTEM AND CONTROL METHOD THEREFOR
An electronic parking brake system according to one embodiment comprises: first EPBs provided on the left-side wheels of a vehicle; second EPBs provided on the right-side wheels of the vehicle; and a control unit for determining the individual operation of either the first EPBs or the second EPBs and individually operating the determined EPBs, if a gear is shifted to the P position.
B60T 7/12 - Brake-action initiating means for automatic initiationBrake-action initiating means for initiation not subject to will of driver or passenger
B60T 8/17 - Using electrical or electronic regulation means to control braking
B60T 8/24 - Arrangements for adjusting wheel-braking force to meet varying vehicular or ground-surface conditions, e.g. limiting or varying distribution of braking force responsive to vehicle inclination or change of direction, e.g. negotiating bends
76.
ELECTRONIC PARKING BRAKE SYSTEM AND CONTROL METHOD THEREFOR
An electronic parking brake system according to an embodiment comprises: an electronic parking brake which is provided to generate a clamping force for holding wheels of a vehicle; and a controller which during braking of the vehicle being running, estimates the weight of the vehicle on the basis of the wheel pressure and longitudinal acceleration of the vehicle, and during a parking operation, determines a clamping force required for parking on the basis of the estimated weight of the vehicle and operates the electronic parking brake to generate the determined clamping force.
B60T 13/74 - Transmitting braking action from initiating means to ultimate brake actuator with power assistance or driveBrake systems incorporating such transmitting means, e.g. air-pressure brake systems with electrical assistance or drive
B60T 8/18 - Arrangements for adjusting wheel-braking force to meet varying vehicular or ground-surface conditions, e.g. limiting or varying distribution of braking force responsive to vehicle weight or load, e.g. load distribution
B60T 8/32 - Arrangements for adjusting wheel-braking force to meet varying vehicular or ground-surface conditions, e.g. limiting or varying distribution of braking force responsive to a speed condition, e.g. acceleration or deceleration
B60W 10/18 - Conjoint control of vehicle sub-units of different type or different function including control of braking systems
An actuator for a caliper brake is disclosed. The actuator for a caliper brake, provided according to an embodiment of the present invention, may comprise: a housing; a drive motor received in the housing and comprising a rotary shaft and a main gear coupled to the rotary shaft; and a speed reducer received in the housing.
F16D 65/18 - Actuating mechanisms for brakesMeans for initiating operation at a predetermined position arranged in or on the brake adapted for drawing members together
An electronic parking brake system including a motor actuator operated by an electric motor, according to an embodiment, comprises: a motor driving circuit for driving the electric motor; and a control unit for determining the temperature of the electric motor from the temperature of a brake disc during parking, determining a target current on the basis of the determined motor temperature, and controlling the electric motor according to the determined target current.
B60T 13/74 - Transmitting braking action from initiating means to ultimate brake actuator with power assistance or driveBrake systems incorporating such transmitting means, e.g. air-pressure brake systems with electrical assistance or drive
B60T 8/17 - Using electrical or electronic regulation means to control braking
B60T 5/00 - Vehicle modifications to facilitate cooling of brakes
The present disclosure provides a steering control apparatus comprising: a first control unit for controlling a motor to supply a motor torque associated with steering on the basis of a value of a first steering torque; and a second control unit for mutually monitoring operation states with the first control unit via a communication interface and, when an abnormality occurs in the first control unit, controlling the motor, wherein, when the occurrence of an abnormality associated with the operation state of the first control unit is recognized, the second control unit determines whether or not the first control unit or the communication unit is abnormal, on the basis of a value of a second steering torque. According to the present disclosure, a redundant safety mechanism can be implemented without a separate change in a hardware design.
B62D 5/04 - Power-assisted or power-driven steering electrical, e.g. using an electric servo-motor connected to, or forming part of, the steering gear
B62D 6/08 - Arrangements for automatically controlling steering depending on driving conditions sensed and responded to, e.g. control circuits responsive only to input torque
B60R 16/023 - Electric or fluid circuits specially adapted for vehicles and not otherwise provided forArrangement of elements of electric or fluid circuits specially adapted for vehicles and not otherwise provided for electric for transmission of signals between vehicle parts or subsystems
The present embodiments relate to a filter device and a steering control device. The filter device filters noise by comprising a capacitor unit and a short-circuit prevention unit, wherein the capacitor unit and the short-circuit prevention unit are connected in series to each other, and when the capacitor unit is short-circuited, the short-circuit prevention unit may block a short-circuit current by changing impedance formed through the capacitor unit and the short-circuit prevention unit which are connected in series to each other.
H03H 1/00 - Constructional details of impedance networks whose electrical mode of operation is not specified or applicable to more than one type of network
H03H 3/007 - Apparatus or processes specially adapted for the manufacture of impedance networks, resonating circuits, resonators for the manufacture of electromechanical resonators or networks
B62D 5/04 - Power-assisted or power-driven steering electrical, e.g. using an electric servo-motor connected to, or forming part of, the steering gear
Disclosed is an actuator for a brake device. According to an embodiment of the present invention, there may be provided an actuator for a brake device, the actuator comprising: a motor; a first reduction gear unit connected to the motor; and a second reduction gear unit connected to the first reduction gear. The first reduction gear unit is provided in the form of a planetary gear assembly, and the second reduction gear unit is provided in the form of a bevel gear assembly.
B60T 13/74 - Transmitting braking action from initiating means to ultimate brake actuator with power assistance or driveBrake systems incorporating such transmitting means, e.g. air-pressure brake systems with electrical assistance or drive
F16H 1/28 - Toothed gearings for conveying rotary motion with gears having orbital motion
F16H 1/14 - Toothed gearings for conveying rotary motion without gears having orbital motion involving only two intermeshing members with non-parallel axes comprising conical gears only
F16H 57/021 - Shaft support structures, e.g. partition walls, bearing eyes, casing walls or covers with bearings
Disclosed is an actuator for a parking brake according to the present invention. According to an aspect of the present invention, provided may be an actuator for a parking brake, the actuator comprising: a motor for generating power; a reduction gear part for transmitting the power of the motor to a parking part for implementing a parking brake of a vehicle; a housing in which the motor and gears are accommodated; a housing cover for closing the housing; and a locking part for restricting the rotation of the reduction gear part, wherein the locking part includes: a locking member provided to be movable in an axial direction of the reduction gear part to be close to or spaced apart from the reduction gear part; an elastic member for elastically supporting the locking member toward the reduction deceleration gear part; and an electromagnet member for generating an electromagnetic force when power is applied to space the locking member from the reduction gear part.
B60T 13/74 - Transmitting braking action from initiating means to ultimate brake actuator with power assistance or driveBrake systems incorporating such transmitting means, e.g. air-pressure brake systems with electrical assistance or drive
F16H 57/031 - GearboxesMounting gearing therein characterised by covers or lids for gearboxes
H02K 7/116 - Structural association with clutches, brakes, gears, pulleys or mechanical starters with gears
Disclosed is an actuator for a parking brake, according to the present invention. According to one aspect of the present invention, provided is the actuator for a parking brake, comprising: a motor for generating a driving force; a reduction gear part for delivering the driving force of the motor to a parking part for implementing a parking brake of a vehicle; a locking part for restricting the rotation of the reduction gear part; and a housing for accommodating the motor, the reduction gear part, and the locking part. The locking part comprises: a locking gear which is coupled to the reduction gear part and rotates with same; a lever provided to be able to engage with the locking gear via hinged movement; an elastic member for elastically supporting the lever towards the locking gear; and an electromagnetic member which spaces the lever away from the locking gear by generating an electromagnetic force when a power source is applied.
B60T 13/74 - Transmitting braking action from initiating means to ultimate brake actuator with power assistance or driveBrake systems incorporating such transmitting means, e.g. air-pressure brake systems with electrical assistance or drive
According to the embodiments of the present invention, the drive feel suitable to given conditions is provided to a driver by generating friction when a steering shaft is rotated to enhance the drive feel of the driver, limiting the maximum steering angle, restoring the steering wheel automatically, and controlling friction on the steering shaft in accordance with the steering angle, vehicle speed and road conditions.
A parking brake actuator is disclosed. According to one aspect of the present invention, provided is a parking brake actuator comprising: a motor for generating power; a reduction gear unit including a driving gear that is linked with a driving shaft of the motor and rotates, and a sun gear coupled to the driving gear so as to rotate therewith; a housing in which the motor and the reduction gear unit are accommodated; and a locking unit for restricting the rotation of the reduction gear unit, wherein the locking unit includes: a pair of locking members for locking and unlocking at least a portion of a rotary shaft of the sun gear; a plurality of elastic members for supporting each locking member toward the rotary shaft of the sun gear; and an electromagnet member, which generates , during the application of power, electromagnetic force so as to separate the locking members from the sun gear.
B60T 13/74 - Transmitting braking action from initiating means to ultimate brake actuator with power assistance or driveBrake systems incorporating such transmitting means, e.g. air-pressure brake systems with electrical assistance or drive
F16H 57/031 - GearboxesMounting gearing therein characterised by covers or lids for gearboxes
H02K 7/116 - Structural association with clutches, brakes, gears, pulleys or mechanical starters with gears
According to the embodiments of the present invention, the drive feel suitable to given conditions is provided to a driver by generating friction when a steering shaft is rotated to enhance the drive feel of the driver, limiting the maximum steering angle, restoring the steering wheel automatically, and controlling friction on the steering shaft in accordance with the steering angle, vehicle speed and road conditions.
An electronic parking brake system according to one embodiment, which is an electronic parking brake system including a motor actuator operated by an electric motor, comprises: a motor drive circuit that drives the electric motor; a current sensor that detects a current flowing through the electric motor; a voltage sensor that detects a voltage input to the electric motor; and a control unit that determines total energy consumption on the basis of the current and the voltage of the electric motor when parking is in operation, determines whether it is necessary to change a target current of a parking operation mode according to the determined total energy consumption, if it is determined that the target current needs to be changed, changes a target current on the basis of at least one of the duration of use of the electronic parking brake system and the number of times of same is operated, and controls the electric motor according to the changed target current.
B60T 13/74 - Transmitting braking action from initiating means to ultimate brake actuator with power assistance or driveBrake systems incorporating such transmitting means, e.g. air-pressure brake systems with electrical assistance or drive
B60T 8/24 - Arrangements for adjusting wheel-braking force to meet varying vehicular or ground-surface conditions, e.g. limiting or varying distribution of braking force responsive to vehicle inclination or change of direction, e.g. negotiating bends
B60T 8/18 - Arrangements for adjusting wheel-braking force to meet varying vehicular or ground-surface conditions, e.g. limiting or varying distribution of braking force responsive to vehicle weight or load, e.g. load distribution
F16D 65/18 - Actuating mechanisms for brakesMeans for initiating operation at a predetermined position arranged in or on the brake adapted for drawing members together
According to the embodiments of the present invention, the range of control for the frictional force on a steering shaft is increased, the frictional force can be sustained at a set level to enhance the steering feel, the number of parts is reduced to improve ease of assembly and reduce cost of production, and deformation of the steering shaft can be minimized.
F16C 19/16 - Bearings with rolling contact, for exclusively rotary movement with bearing balls essentially of the same size in one or more circular rows for both radial and axial load with a single row of balls
F16C 19/18 - Bearings with rolling contact, for exclusively rotary movement with bearing balls essentially of the same size in one or more circular rows for both radial and axial load with two or more rows of balls
The present embodiments may provide a steer-by-wire steering apparatus which enables a driver to use a function for controlling an automobile, such as automatic parking, lane keeping, driving assistance according to a road surface condition, steering-vibration damping, or autonomous driving control, to improve the driver's convenience, and allows removal of hydraulic pressure-related components to prevent consumption of engine power by the components and thus can satisfy the high power and rigidity required for a steering device of a commercial vehicle.
F16H 1/22 - Toothed gearings for conveying rotary motion without gears having orbital motion involving more than two intermeshing members with a plurality of driving or driven shaftsToothed gearings for conveying rotary motion without gears having orbital motion involving more than two intermeshing members with arrangements for dividing torque between two or more intermediate shafts
B62D 5/04 - Power-assisted or power-driven steering electrical, e.g. using an electric servo-motor connected to, or forming part of, the steering gear
A master cylinder of the present invention is disclosed. One aspect of the present invention may provide a master cylinder comprising: a first master chamber, a second master chamber, and a third master chamber that are sequentially arranged in series in a bore of a hydraulic block; a first master piston that is provided to be displaceable by a brake pedal, is provided to be capable of pressurizing the first master chamber and the second master chamber at the same time, and includes a pedal simulator providing a pedal feeling; and a second master piston that is interposed between the second master chamber and the third master chamber so as to be capable of pressurizing the third master chamber and is provided to be displaceable by hydraulic pressure of the second master chamber, wherein the pedal simulator comprises: a first simulation chamber provided in a hollow of the first master piston; an elastic member provided in the first simulation chamber; a second simulation chamber provided in the hollow of the first master piston and communicating with the first master chamber; and a simulation piston that is interposed between the first simulation chamber and the second simulation chamber so as to be displaceable by hydraulic pressure of the second simulation chamber and is provided to be capable of pressurizing the elastic member.
B60T 11/18 - Connection thereof to initiating means
B60T 8/40 - Arrangements for adjusting wheel-braking force to meet varying vehicular or ground-surface conditions, e.g. limiting or varying distribution of braking force responsive to a speed condition, e.g. acceleration or deceleration having a fluid pressure regulator responsive to a speed condition comprising an additional fluid circuit including fluid pressurising means for modifying the pressure of the braking fluid, e.g. including wheel driven pumps for detecting a speed condition, or pumps which are controlled by means independent of the braking system
B60T 8/32 - Arrangements for adjusting wheel-braking force to meet varying vehicular or ground-surface conditions, e.g. limiting or varying distribution of braking force responsive to a speed condition, e.g. acceleration or deceleration
91.
ELECTRONIC BRAKE SYSTEM AND OPERATION METHOD THEREFOR
An electronic brake system and an operation method therefor are disclosed. In the electronic brake system according to an embodiment of the present invention, various valves provided in fluid channels connecting component elements to a reservoir are made ready in a closed state and are switched to an opened state after the hydraulic pressure of a pressure medium is formed by a hydraulic pressure supply device, whereby air existing or introduced therein can be discharged to the reservoir.
B60T 13/14 - Pressure supply arrangements using accumulators or reservoirs
B60T 13/68 - Electrical control in fluid-pressure brake systems by electrically-controlled valves
B60T 8/32 - Arrangements for adjusting wheel-braking force to meet varying vehicular or ground-surface conditions, e.g. limiting or varying distribution of braking force responsive to a speed condition, e.g. acceleration or deceleration
B60T 7/04 - Brake-action initiating means for personal initiation foot-actuated
B60T 17/22 - Devices for monitoring or checking brake systemsSignal devices
B60T 8/40 - Arrangements for adjusting wheel-braking force to meet varying vehicular or ground-surface conditions, e.g. limiting or varying distribution of braking force responsive to a speed condition, e.g. acceleration or deceleration having a fluid pressure regulator responsive to a speed condition comprising an additional fluid circuit including fluid pressurising means for modifying the pressure of the braking fluid, e.g. including wheel driven pumps for detecting a speed condition, or pumps which are controlled by means independent of the braking system
92.
ELECTRONIC BRAKE SYSTEM AND CONTROL METHOD THEREFOR
An electronic brake system according to one embodiment comprises: a reservoir in which a pressure medium is stored; a master cylinder for discharging the pressure medium according to the pushing force of a brake pedal; a hydraulic pressure supply device for generating hydraulic pressure by operating a hydraulic piston by means of an electrical signal outputted in correspondence to the displacement of the brake pedal; a hydraulic control unit which is connected to the hydraulic pressure supply device and which controls the flow of the hydraulic pressure transmitted to a wheel cylinder; a pedal simulator which is connected to the master cylinder and which provides a reaction force against the brake pedal; a simulator valve for opening/closing a flow path that connects the master cylinder and the pedal simulator; a cut valve for opening/closing a flow path that connects the master cylinder and the hydraulic control unit; a pedal displacement sensor for detecting the displacement information about the brake pedal; a pressure sensor for detecting the pressure information about the pedal simulator; and a control unit for compensating, when the cut valve is closed and the simulator valve is opened, for target pressure according to the brake pedal displacement on the basis of the brake pedal displacement information detected through the pedal displacement sensor and the pedal simulator pressure information detected through the pressure sensor, and driving the hydraulic pressure supply device according to the compensated target pressure.
B60T 8/40 - Arrangements for adjusting wheel-braking force to meet varying vehicular or ground-surface conditions, e.g. limiting or varying distribution of braking force responsive to a speed condition, e.g. acceleration or deceleration having a fluid pressure regulator responsive to a speed condition comprising an additional fluid circuit including fluid pressurising means for modifying the pressure of the braking fluid, e.g. including wheel driven pumps for detecting a speed condition, or pumps which are controlled by means independent of the braking system
B60T 8/171 - Detecting parameters used in the regulationMeasuring values used in the regulation
B60T 8/172 - Determining control parameters used in the regulation, e.g. by calculations involving measured or detected parameters
B60T 7/04 - Brake-action initiating means for personal initiation foot-actuated
B60T 13/68 - Electrical control in fluid-pressure brake systems by electrically-controlled valves
93.
ELECTRONIC BRAKE SYSTEM AND CONTROL METHOD THEREOF
An electronic brake system, according to an embodiment of the present invention, comprises: a reservoir in which a pressurization medium is stored; a hydraulic pressure supply device which includes a first pressure chamber provided on a front side of a hydraulic piston and a second pressure chamber provided on a rear side of the hydraulic piston, and generates hydraulic pressure by moving the hydraulic piston forward or backward; a dump valve which opens and closes a flow path connecting the reservoir and the second pressure chamber; a hydraulic control unit which includes a control valve that opens and closes a flow path connecting the second pressure chamber and a wheel cylinder, and controls a flow of hydraulic pressure transmitted from the hydraulic pressure supply device to the wheel cylinder; and a control unit which controls the dump valve and the control valve, wherein when a brake pressure release is requested, the control unit stops the movement of the hydraulic piston and controls the dump valve and the control valve so as to release the pressure of the wheel cylinder.
B60T 13/68 - Electrical control in fluid-pressure brake systems by electrically-controlled valves
B60T 13/74 - Transmitting braking action from initiating means to ultimate brake actuator with power assistance or driveBrake systems incorporating such transmitting means, e.g. air-pressure brake systems with electrical assistance or drive
B60T 13/14 - Pressure supply arrangements using accumulators or reservoirs
B60T 7/04 - Brake-action initiating means for personal initiation foot-actuated
B60T 8/17 - Using electrical or electronic regulation means to control braking
B60T 17/22 - Devices for monitoring or checking brake systemsSignal devices
94.
ELECTRONIC BRAKE SYSTEM AND METHOD FOR CONTROLLING SAME
An electronic brake system according to an embodiment has a hydraulic circuit for supplying a liquid pressure to a wheel cylinder. The electronic brake system comprises: multiple electronic valves provided to open/close a channel of the hydraulic circuit; and a controller for correcting a target current of a currently operating electronic valve among the multiple electronic valves on the basis of a voltage that is input from a vehicle battery during braking control, or on the basis of a feedback current from the multiple electronic valves, and increasing the current supplied to the currently operating electronic valve such that the current thereof reaches the corrected target current.
B60T 13/68 - Electrical control in fluid-pressure brake systems by electrically-controlled valves
B60T 13/74 - Transmitting braking action from initiating means to ultimate brake actuator with power assistance or driveBrake systems incorporating such transmitting means, e.g. air-pressure brake systems with electrical assistance or drive
B60T 8/17 - Using electrical or electronic regulation means to control braking
B60R 16/033 - Electric or fluid circuits specially adapted for vehicles and not otherwise provided forArrangement of elements of electric or fluid circuits specially adapted for vehicles and not otherwise provided for electric for supply of electrical power to vehicle subsystems characterised by the use of electrical cells or batteries
95.
DRIVING MODE SWITCHING DEVICE AND DRIVING MODE SWITCHING METHOD
The present disclosure relates to a driving mode switching device and a driving mode switching method. Particularly, the driving mode switching device according to the present disclosure comprises: a driving mode switching determination unit for determining to switch a driving mode of a vehicle to either an autonomous driving mode or a manual driving mode on the basis of at least one from among driving information, detection information, and driver detection information; and a driving mode switching unit for controlling a transition section in which the driving mode is switched and/or the ratio of turning control signals in the driving modes on the basis of at least one from among the driving information, the detection information, and the driver detection information when it is determined that the driving mode is to be switched, and switching the driving mode by changing the turning control signal.
B60W 60/00 - Drive control systems specially adapted for autonomous road vehicles
B60W 50/08 - Interaction between the driver and the control system
B60W 10/20 - Conjoint control of vehicle sub-units of different type or different function including control of steering systems
B60W 10/18 - Conjoint control of vehicle sub-units of different type or different function including control of braking systems
B60W 40/08 - Estimation or calculation of driving parameters for road vehicle drive control systems not related to the control of a particular sub-unit related to drivers or passengers
G05D 1/00 - Control of position, course, altitude or attitude of land, water, air or space vehicles, e.g. using automatic pilots
96.
ELECTRIC PARKING BRAKE SYSTEM AND CONTROL METHOD THEREFOR
An electric parking brake system according to one embodiment comprises: a first electric parking brake provided at a front wheel of a vehicle so as to generate a first clamping force; a second electric parking brake provided at a rear wheel of the vehicle so as to generate a second clamping force; an inclination sensor for detecting the inclination degree of the vehicle; and a control unit for determining the total clamping force required for parking on the basis of the inclination degree of the vehicle and vehicle weight information, determining the electric parking brake, to be operated, from among the electric parking brakes according to the determined total clamping force, and operating the determined electric parking brake.
B60T 13/74 - Transmitting braking action from initiating means to ultimate brake actuator with power assistance or driveBrake systems incorporating such transmitting means, e.g. air-pressure brake systems with electrical assistance or drive
B60T 8/24 - Arrangements for adjusting wheel-braking force to meet varying vehicular or ground-surface conditions, e.g. limiting or varying distribution of braking force responsive to vehicle inclination or change of direction, e.g. negotiating bends
B60T 8/18 - Arrangements for adjusting wheel-braking force to meet varying vehicular or ground-surface conditions, e.g. limiting or varying distribution of braking force responsive to vehicle weight or load, e.g. load distribution
F16D 65/18 - Actuating mechanisms for brakesMeans for initiating operation at a predetermined position arranged in or on the brake adapted for drawing members together
An electronic brake system is disclosed. The electronic brake system according to the present embodiment comprises: a first block in which a mechanical part mechanically operated in association with a brake pedal is arranged; a second block in which an electronic part electronically operated and controlled by an electronic control unit is arranged; and a connection line which hydraulically connects the first block to the second block, wherein the first block and the second block can be installed at locations spaced apart from each other in a vehicle, thereby improving the mountability of the brake system and the degree of freedom in designing the vehicle.
B60T 13/68 - Electrical control in fluid-pressure brake systems by electrically-controlled valves
B60T 13/14 - Pressure supply arrangements using accumulators or reservoirs
B60T 8/40 - Arrangements for adjusting wheel-braking force to meet varying vehicular or ground-surface conditions, e.g. limiting or varying distribution of braking force responsive to a speed condition, e.g. acceleration or deceleration having a fluid pressure regulator responsive to a speed condition comprising an additional fluid circuit including fluid pressurising means for modifying the pressure of the braking fluid, e.g. including wheel driven pumps for detecting a speed condition, or pumps which are controlled by means independent of the braking system
B60T 17/22 - Devices for monitoring or checking brake systemsSignal devices
B60T 8/171 - Detecting parameters used in the regulationMeasuring values used in the regulation
In a steer-by-wire steering apparatus according to embodiments of the present invention, a structure for preventing rotation of a sliding bar in order to allow the sliding bar to slide in the axial direction by the torque of a motor or a structure for determining a position to which the sliding bar moves can be more simply implemented, whereby the number of components can be reduced, the assembly process can be simplified, and the cost can be significantly reduced.
The present disclosure relates to a vehicle control apparatus and a control method therefor. Particularly, the vehicle control apparatus according to the present disclosure comprises: an operation performance unit for recognizing a first moving target on the basis of detection information detected by a sensor and performing a collision avoidance control operation on the basis of the possibility of a collision between the first moving target and a vehicle; an identity determination unit for, when the first moving target is not recognized, recognizing a second moving target on the basis of the detection information after the first moving target is not recognized and determining whether or not the first moving target and the second moving target are identical to each other; and a control unit for, when the identity between the first moving target and the second moving target is recognized, controlling the vehicle on the basis of the collision avoidance control operation.
B60W 30/08 - Predicting or avoiding probable or impending collision
B60W 40/02 - Estimation or calculation of driving parameters for road vehicle drive control systems not related to the control of a particular sub-unit related to ambient conditions
B60W 50/14 - Means for informing the driver, warning the driver or prompting a driver intervention
G06K 9/00 - Methods or arrangements for reading or recognising printed or written characters or for recognising patterns, e.g. fingerprints
G01S 13/931 - Radar or analogous systems, specially adapted for specific applications for anti-collision purposes of land vehicles
G01S 13/58 - Velocity or trajectory determination systemsSense-of-movement determination systems
The present embodiments provide a steering column for a vehicle, comprising: an upper column having a distance housing on one side of the outer circumferential surface; a telescope fixing member having a plurality of locking grooves formed to be axially apart from one another, and coupled to one side surface of the distance housing; a lower column coupled to the outer circumference of the upper column and having a slit formed at one end in the axial direction, wherein a pair of protruding ends are provided on both sides of the slit, and wherein each adjust bolt is coupled to the protruding end by penetrating therethrough, and a mounting groove is provided at one protruding end; and a telescopic moving member having a locking protrusion formed at a lower end thereof, and which is embedded in the mounting groove.
B62D 1/19 - Steering columns yieldable or adjustable, e.g. tiltable incorporating energy-absorbing arrangements, e.g. by being yieldable or collapsible
B62D 1/187 - Steering columns yieldable or adjustable, e.g. tiltable with tilt adjustmentSteering columns yieldable or adjustable, e.g. tiltable with tilt and axial adjustment
B62D 1/184 - Mechanisms for locking columns at selected positions
B62D 1/185 - Steering columns yieldable or adjustable, e.g. tiltable adjustable by axial displacement, e.g. telescopically
