Device for dehumidifying a closed casing.
The device for dehumidifying comprises a box comprising an inlet communicating with the interior of the closed casing and an outlet, a heating module able to be controlled to generate heat, a desiccant configured to adsorb moisture when it is not heated by the heating module and to return adsorbed moisture by desorption when it is heated by the heating module, a mobile plug able to be moved to alternately open and close the inlet and the outlet, a bias spring configured to move the mobile plug when the heating module does not heat the desiccant and a shape memory alloy spring configured to move the mobile plug when the heating module heats the desiccant, said shape memory alloy spring being able to be heated by the heating module at the same time as the desiccant. The device for dehumidifying is suited for dehumidifying any type of closed casing, it is cost efficient both in design and in power consumption, and it is easy to implement thanks to its small size and its simple design.
F21S 45/60 - Heating of lighting devices, e.g. for demisting
B01D 53/04 - Separation of gases or vapoursRecovering vapours of volatile solvents from gasesChemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases or aerosols by adsorption, e.g. preparative gas chromatography with stationary adsorbents
The device for dehumidifying (1) comprises a box (3) comprising an inlet (5) communicating with the interior of the closed casing (2) and an outlet (6), a heating module able to be controlled to generate heat, a desiccant (8) configured to adsorb moisture when it is not heated by the heating module (7) and to return adsorbed moisture by desorption when it is heated by the heating module (7), a mobile plug (9) able to be moved to alternately open and close the inlet (5) and the outlet (6), a bias spring (10) configured to move the mobile plug (9) when the heating module (7) does not heat the desiccant (8) and a shape memory alloy spring (11) configured to move the mobile plug (9) when the heating module (7) heats the desiccant (8), said shape memory alloy spring (11) being able to be heated by the heating module (7) at the same time as the desiccant (8). The device for dehumidifying (1) is suited for dehumidifying any type of closed casing, it is cost efficient both in design and in power consumption, and it is easy to implement thanks to its small size and its simple design.
F24F 3/14 - Air-conditioning systems in which conditioned primary air is supplied from one or more central stations to distributing units in the rooms or spaces where it may receive secondary treatmentApparatus specially designed for such systems characterised by the treatment of the air otherwise than by heating and cooling by humidificationAir-conditioning systems in which conditioned primary air is supplied from one or more central stations to distributing units in the rooms or spaces where it may receive secondary treatmentApparatus specially designed for such systems characterised by the treatment of the air otherwise than by heating and cooling by dehumidification
F21S 45/33 - Ventilation or drainage of lighting devices specially adapted for headlamps
F24F 13/14 - Air-flow control members, e.g. louvres, grilles, flaps or guide plates movable, e.g. dampers built-up of tilting members, e.g. louvre
3.
METHOD AND SYSTEM FOR ESTIMATING A TOTAL PITCH ANGLE OF A MOTOR VEHICLE.
- Method and system for estimating a total pitch angle of a motor vehicle. - The method comprises a measuring step (E1) for measuring over time a longitudinal acceleration (E) of the motor vehicle (2), an estimating step (E2) for estimating a dynamic pitch angle (a) of the motor vehicle (2) from the longitudinal acceleration (E) of the motor vehicle (2) and an estimating step (E3) for estimating the total pitch angle.
B60Q 1/115 - Arrangement of optical signalling or lighting devices, the mounting or supporting thereof or circuits therefor the devices being primarily intended to illuminate the way ahead or to illuminate other areas of way or environments the devices being headlights adjustable, e.g. remotely-controlled from inside vehicle automatically due to vehicle inclination, e.g. due to load distribution by electric means
4.
DRIVE SYSTEM FOR ROTATING A FIRST DEVICE RELATIVE TO A SECOND DEVICE ABOUT AN AXIS OF ROTATION
A drive system for rotating a first device for a vehicle about an axis of rotation relative to the vehicle. The system includes a support a support that is capable of relative movement relative to the first support, a piezoelectric element that is secured to the second support, and the second support and/or the piezoelectric element fixed to the first device, a friction surface; and at least one tip that is secured to the piezoelectric element. The piezoelectric element is configured to impart a movement to of the tip(s) when the piezoelectric element is supplied with an electrical voltage. The tip(s) are configured such that one end of the tip(s) comes into contact with the friction surface during at least a portion of the movement in order to allow relative movement between the first support and the second support about the axis of rotation.
B60R 11/04 - Mounting of cameras operative during driveArrangement of controls thereof relative to the vehicle
B60Q 1/04 - Arrangement of optical signalling or lighting devices, the mounting or supporting thereof or circuits therefor the devices being primarily intended to illuminate the way ahead or to illuminate other areas of way or environments the devices being headlights
B60Q 1/00 - Arrangement of optical signalling or lighting devices, the mounting or supporting thereof or circuits therefor
B60Q 1/076 - Arrangement of optical signalling or lighting devices, the mounting or supporting thereof or circuits therefor the devices being primarily intended to illuminate the way ahead or to illuminate other areas of way or environments the devices being headlights adjustable, e.g. remotely-controlled from inside vehicle by electric means
5.
Dehumidifier for a closed vehicle headlamp housing
A device for dehumidifying a closed vehicle headlamp housing includes a box with an opening connecting the inside of the box with the inside of the closed housing, and an opening connecting the inside of the box with the outside of the closed housing. The device further includes a shutter for alternatively opening the opening or sealingly closing it, an actuation module configured such that the shutter closes the opening when it is activated, and a heating element for emitting heat when the actuation module is activated.
F21S 45/60 - Heating of lighting devices, e.g. for demisting
F21S 45/33 - Ventilation or drainage of lighting devices specially adapted for headlamps
B60Q 1/04 - Arrangement of optical signalling or lighting devices, the mounting or supporting thereof or circuits therefor the devices being primarily intended to illuminate the way ahead or to illuminate other areas of way or environments the devices being headlights
6.
Optical element for modifying the distribution of a light beam, for a motor vehicle headlight
The invention relates to an optical element including a resin body having a functional surface covered with a reflective coating capable of reflecting light beams, the reflective coating including a copper layer covering at least the functional surface, a nickel layer covering the copper layer, and a chromium layer covering the nickel layer.
F21S 41/37 - Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps characterised by reflectors characterised by their material, surface treatment or coatings
F21V 7/28 - Reflectors for light sources characterised by materials, surface treatments or coatings, e.g. dichroic reflectors characterised by coatings
C25D 5/14 - Electroplating with more than one layer of the same or of different metals at least one layer being of nickel or chromium two or more layers being of nickel or chromium, e.g. duplex or triplex layers
F21S 41/675 - Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps characterised by a variable light distribution by acting on reflectors by moving reflectors
The corrector (1) for a motor vehicle headlamp includes a housing (2) provided with a rod (3) and an electromechanical assembly (4) which generates a longitudinal displacement of the rod (3), the electromechanical assembly (4) including an electric motor (5) generating a rotational movement and a mechanical device (6) which transforms the rotational movement of the motor (5) into a longitudinal displacement of the rod (3), the corrector (1) including two mechanical stops (19) formed of stop elements arranged on the rod (3) and cooperating with stops, each mechanical stop (19) defining a reference position (P1), the corrector including a metering device configured to measure data values associated with the rotational movements of the motor (5) and representing the distance travelled by the rod (3) during its displacement with respect to a reference position (P1).
B60Q 1/076 - Arrangement of optical signalling or lighting devices, the mounting or supporting thereof or circuits therefor the devices being primarily intended to illuminate the way ahead or to illuminate other areas of way or environments the devices being headlights adjustable, e.g. remotely-controlled from inside vehicle by electric means
8.
Dehumidifier for a closed vehicle headlamp housing
A device for dehumidifying a closed vehicle headlamp housing includes a box with an opening connecting the inside of the box with the inside of the closed housing, and an opening connecting the inside of the box with the outside of the closed housing. The device further includes a shutter for alternatively opening the opening or sealingly closing it, an actuation module configured such that the shutter closes the opening when it is activated, and a heating element for emitting heat when the actuation module is activated.
F21S 45/60 - Heating of lighting devices, e.g. for demisting
F21S 45/33 - Ventilation or drainage of lighting devices specially adapted for headlamps
B60Q 1/04 - Arrangement of optical signalling or lighting devices, the mounting or supporting thereof or circuits therefor the devices being primarily intended to illuminate the way ahead or to illuminate other areas of way or environments the devices being headlights
9.
DRIVE SYSTEM FOR ROTATING A FIRST DEVICE RELATIVE TO A SECOND DEVICE ABOUT AN AXIS OF MOTION
A drive system for rotating a first device for a vehicle about an axis of rotation (2) relative to the vehicle. The system includes a support (3) a support (6) that is capable of relative movement relative to the first support (3), a piezoelectric element (7) that is secured to the second support (6), and the second support (6) and/or the piezoelectric element (7) fixed to the first device (D1), a friction surface (4); and at least one tip (8) that is secured to the piezoelectric element (7). The piezoelectric element (7) is configured to impart a movement to of the tip(s) (8) when the piezoelectric element (7) is supplied with an electrical voltage. The tip(s) (8) are configured such that one end of the tip(s) (8) comes into contact with the friction surface (4) during at least a portion of the movement in order to allow relative movement between the first support (3) and the second support (6) about the axis of rotation (2).
H02N 2/00 - Electric machines in general using piezoelectric effect, electrostriction or magnetostriction
F21S 41/00 - Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps
F21S 41/675 - Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps characterised by a variable light distribution by acting on reflectors by moving reflectors
B60R 11/00 - Arrangements for holding or mounting articles, not otherwise provided for
B60R 11/04 - Mounting of cameras operative during driveArrangement of controls thereof relative to the vehicle
B60Q 1/076 - Arrangement of optical signalling or lighting devices, the mounting or supporting thereof or circuits therefor the devices being primarily intended to illuminate the way ahead or to illuminate other areas of way or environments the devices being headlights adjustable, e.g. remotely-controlled from inside vehicle by electric means
F21S 41/657 - Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps characterised by a variable light distribution by acting on light sources by moving light sources
10.
Headlight with reduced movable cut-off surface for a motor vehicle
A headlight includes a frame defining a beam passage opening, a stationary protective cover, and a cut-off mechanism including a movable assembly and at least one actuating motor, the movable assembly including a cut-off bar provided with a cut-off blade, the cut-off bar being movable by the actuating motor between at least one closure position, in which the cut-off blade partially closes off the opening in the region of the stationary protective cover, and a retracted position, in which the cut-off blade unblocks the opening, the protective cover including at least one closure plate, the closure plate and the cut-off blade being designed to engage together to form a closure surface in the closure position.
F21S 41/40 - Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps characterised by screens, non-reflecting members, light-shielding members or fixed shades
B60Q 1/076 - Arrangement of optical signalling or lighting devices, the mounting or supporting thereof or circuits therefor the devices being primarily intended to illuminate the way ahead or to illuminate other areas of way or environments the devices being headlights adjustable, e.g. remotely-controlled from inside vehicle by electric means
F21W 102/135 - Arrangement or contour of the emitted light for high-beam region or low-beam region the light having cut-off lines, i.e. clear borderlines between emitted regions and dark regions
11.
OPTICAL ELEMENT FOR MODIFYING THE DISTRIBUTION OF A LIGHT BEAM, FOR A MOTOR VEHICLE HEADLIGHT
The invention relates to an optical element (1) comprising a resin body (2) having a functional surface (3) covered with a reflective coating capable of reflecting light beams, the reflective coating comprising a copper layer covering at least the functional surface (3), a nickel layer covering the copper layer and a chromium layer covering the nickel layer.
F21S 41/37 - Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps characterised by reflectors characterised by their material, surface treatment or coatings
G02B 7/18 - Mountings, adjusting means, or light-tight connections, for optical elements for prismsMountings, adjusting means, or light-tight connections, for optical elements for mirrors
- Lighting correction system and lighting assembly for motor vehicle comprising such a lighting correction system. - The lighting correction system (1) comprises a corrector (3) intended for a motor vehicle headlight (2) and provided with an electric motor (6), the electric motor (6) being capable of being controlled via a received control signal so as to move a light beam (F) of the headlight (2), the system (1) comprising a control unit (8) for generating a control signal depending on a received adjustment order and an adjustment assembly (10) comprising a first adjustment unit (11) capable of being actuated by an operator in order to generate a so-called initial adjustment order, which is transmitted to the control unit (8) to generate a control signal for the electric motor (6), and a second adjustment unit (13) also capable of being actuated by an operator in order to generate a so-called subsequent adjustment order, which is also transmitted to the control unit (8) to generate a control signal for the electric motor (6).
B60Q 1/076 - Arrangement of optical signalling or lighting devices, the mounting or supporting thereof or circuits therefor the devices being primarily intended to illuminate the way ahead or to illuminate other areas of way or environments the devices being headlights adjustable, e.g. remotely-controlled from inside vehicle by electric means
13.
LIGHTING CORRECTION DEVICE WITH DC ELECTRIC MOTOR FOR MOTOR VEHICLE
The invention relates to a lighting correction device with DC electric motor for a motor vehicle. The device (1) includes a corrector (3) intended for a motor vehicle headlight (2), the corrector (3) being provided with a DC electric motor (6), capable of being controlled to move a mechanical element (5) in order to correct the lighting, the corrector (3) also including: an auxiliary unit (20) comprising a counting device (21) for detecting pulses generated by brush commutation on a collector of the electric motor (6) when it is controlled and for counting, in real time, the number of pulses thus detected; a processing unit (22) for determining, in real time, a current rotation value of the electric motor (6) from said number of pulses counted, and a current position of the corrector (3); and an emitting unit (23) capable of transmitting, in real time, the current position thus determined.
The lighting system (1) includes a light source (2) that generates at least one luminous emission (R1, R2) and a scanning device (3) that comprises an oscillating mirror (4) and a unit (5) for making the oscillating mirror (4) oscillate, the scanning device (3) receiving the luminous emission (R1, R2) generated by the light source (2) and forming an image (I1, I2) on the oscillating mirror (4), the reflection of which produces a light beam (F) emitted by the lighting system (1), the light source (2) including at least one light-emitting diode (D1, D2) and being configured to generate at least two distinct images (I1, I2) on the oscillating mirror (4), which images are intended to produce said light beam (F).
F21S 41/147 - Light emitting diodes [LED] the main emission direction of the LED being angled to the optical axis of the illuminating device
F21S 41/675 - Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps characterised by a variable light distribution by acting on reflectors by moving reflectors
15.
DEVICE SUITABLE FOR BEING USED TO DEHUMIDIFY A CLOSED VEHICLE HEADLAMP HOUSING OR FOR PREVENTING MOISTURE FROM OCCURRING IN SAID CLOSED HOUSING
• - A device suitable for being used to dehumidify a closed vehicle headlamp housing or for preventing moisture from occurring in said closed housing. • - The device suitable for being used to dehumidify a closed housing comprises a box (2) comprising an opening (3) connecting the inside (5) of the box (2) with the inside of the closed housing, an opening (4) connecting the inside (5) of the box (2) with the outside of the closed housing, a shutter (7) for alternatively opening the opening (3) or sealingly closing it, an actuation module (8) configured such that the shutter (7) closes the opening (3) when it is activated, a heating element for emitting heat when the actuation module (8) is activated.
A damping system for a vehicle headlamp (1) comprising a housing (15) containing an optical module (5) provided with a light source, the damping system comprising a damping module (7), a first linking module configured to link the optical module (5) to the damping module (7) and a second linking module configured to link the housing (15) to the damping module (7); the damping module (7) being configured such that, when at least one force with a value less than at least one predetermined value is exerted on the optical module (5), the optical module (5) remains stationary relative to the housing (15), and when at least one force with a value greater than at least one predetermined value is exerted on the optical module (5), the optical module (5) moves resiliently relative to the housing (15).
B60Q 1/04 - Arrangement of optical signalling or lighting devices, the mounting or supporting thereof or circuits therefor the devices being primarily intended to illuminate the way ahead or to illuminate other areas of way or environments the devices being headlights
B60Q 1/076 - Arrangement of optical signalling or lighting devices, the mounting or supporting thereof or circuits therefor the devices being primarily intended to illuminate the way ahead or to illuminate other areas of way or environments the devices being headlights adjustable, e.g. remotely-controlled from inside vehicle by electric means
17.
AUTONOMOUS METHOD AND DEVICE FOR DETERMINING A TRIM OF A MOTOR VEHICLE
The invention relates to a device (1) comprising a measuring unit (6) comprising at least two accelerometers (A1, A2) respectively measuring a longitudinal acceleration and a vertical acceleration of the motor vehicle, the measuring unit (6) being designed to measure a plurality of successive measurement sets, each measurement set comprising at least one longitudinal acceleration and a vertical acceleration, and a computing unit (7) for calculating the trim of the motor vehicle (2), exclusively by means of measurements carried out by the measuring unit (6), the computing unit (7) comprising a first element (9) for implementing a linear regression by means of a plurality of measurement sets which each comprise at least one vertical acceleration and a longitudinal acceleration, in order to determine a plurality of proportionality coefficients, and a second element (10) for determining the trim on the basis of said proportionality coefficients.
G01C 9/00 - Measuring inclination, e.g. by clinometers, by levels
B60Q 1/10 - Arrangement of optical signalling or lighting devices, the mounting or supporting thereof or circuits therefor the devices being primarily intended to illuminate the way ahead or to illuminate other areas of way or environments the devices being headlights adjustable, e.g. remotely-controlled from inside vehicle automatically due to vehicle inclination, e.g. due to load distribution
G01C 21/16 - NavigationNavigational instruments not provided for in groups by using measurement of speed or acceleration executed aboard the object being navigatedDead reckoning by integrating acceleration or speed, i.e. inertial navigation
18.
HEADLAMP FOR MOTOR VEHICLE WITH RAISED LOW-BEAM FUNCTION
- A headlamp for a motor vehicle with a raised low-beam function. - The headlamp (1) comprises a light source (2) for generating a light beam (F), a movement means (3) capable of moving the light beam (F) and of bringing it at least into a nominal position (PO), an electrical corrector (4) configured to act on the movement means (3) in order to at least raise the light beam (F) relative to the nominal position (P0) and bring it into a raised position (P1) according to an electrical control signal, a detection element (8) for detecting a loss of said control signal, and a control element (9) for controlling the corrector (4) in order for it to bring the light beam (F) into a so-called lowered position (P2), that is lower than the raised position (P1), in case of detection of a loss of the control signal, without modifying the behaviour of the corrector (4) in the event of a short circuit in the control signal.
B60Q 1/14 - Arrangement of optical signalling or lighting devices, the mounting or supporting thereof or circuits therefor the devices being primarily intended to illuminate the way ahead or to illuminate other areas of way or environments the devices being headlights having dimming means
B60Q 1/08 - Arrangement of optical signalling or lighting devices, the mounting or supporting thereof or circuits therefor the devices being primarily intended to illuminate the way ahead or to illuminate other areas of way or environments the devices being headlights adjustable, e.g. remotely-controlled from inside vehicle automatically
B60Q 11/00 - Arrangement of monitoring devices for devices provided for in groups
19.
Lighting corrector for motor vehicle headlamp with improved abutment
B60Q 1/068 - Arrangement of optical signalling or lighting devices, the mounting or supporting thereof or circuits therefor the devices being primarily intended to illuminate the way ahead or to illuminate other areas of way or environments the devices being headlights adjustable, e.g. remotely-controlled from inside vehicle by mechanical means
B60Q 1/076 - Arrangement of optical signalling or lighting devices, the mounting or supporting thereof or circuits therefor the devices being primarily intended to illuminate the way ahead or to illuminate other areas of way or environments the devices being headlights adjustable, e.g. remotely-controlled from inside vehicle by electric means
F16B 41/00 - Measures against loss of bolts, nuts, or pinsMeasures against unauthorised operation of bolts, nuts, or pins
F21S 41/675 - Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps characterised by a variable light distribution by acting on reflectors by moving reflectors
B60Q 1/04 - Arrangement of optical signalling or lighting devices, the mounting or supporting thereof or circuits therefor the devices being primarily intended to illuminate the way ahead or to illuminate other areas of way or environments the devices being headlights
20.
LIGHT-EMITTING DIODE LIGHTING SYSTEM AND SCANNING DEVICE, FOR AN AUTOMOTIVE VEHICLE HEADLIGHT
The lighting system (1) comprises a light source (2) comprising at least one light-emitting diode (3) and a scanning device (5A) receiving the light radiation (R) generated by the light source (2), the scanning device (5A) comprising at least one rotatably mobile reflection system (6A) and a unit (7A) for moving the reflection system (6A), the light source (2) being configured so that a generally substantially rectangular light beam (F), oriented along a first direction, is emitted, the scanning device (5A) scanning the generally substantially rectangular light beam along a second direction, substantially orthogonal to said first direction, the scanning being carried out at a speed making it possible to benefit from a persistence of vision, and an activation/deactivation control of the light source (2) being synchronised with the scanning of the scanning device (5A).
Disclosed is a headlight comprising a frame (2) defining a beam passage opening (3), a stationary protective cover (5), and a cut-off mechanism (4) comprising a movable assembly and at least one actuating motor, the movable assembly (8) including a cut-off bar (11) provided with a cut-off blade (12), the cut-off bar (11) being movable by the actuating motor between at least one closure position (C1), in which the cut-off blade (12) partially closes off said opening (3) in the region of said stationary protective cover (5), and a retracted position, in which the cut-off blade (12) unblocks said opening (3), the protective cover (5) including at least one closure plate (13), said closure plate (13) and said cut-off blade (12) being designed to engage together to form a closure surface in the closure position (C1).
Cut-off mechanisms for a motor vehicle headlight activated by an electromagnet with two gaps comprise a movable assembly that comprises a cut-off bar and a movable element, as well as an actuator motor comprising an electromagnet, the movable element being movable under the action of the electromagnet, against a return spring, between a near activation position and a remote rest position relative to a ferromagnetic core of the electromagnet, the movable element being configured to create an interruption in the continuity of a magnetic circuit formed by the ferromagnetic core, a metallic casing and the movable element, when said element comes near to the ferromagnetic core in the activation position.
B60Q 1/14 - Arrangement of optical signalling or lighting devices, the mounting or supporting thereof or circuits therefor the devices being primarily intended to illuminate the way ahead or to illuminate other areas of way or environments the devices being headlights having dimming means
H02K 33/02 - Motors with reciprocating, oscillating or vibrating magnet, armature or coil system with armatures moved one way by energisation of a single coil system and returned by mechanical force, e.g. by springs
F21S 41/686 - Blades, i.e. screens moving in a vertical plane
23.
LIGHTING CORRECTOR FOR A MOTOR-VEHICLE HEADLAMP WITH IMPROVED ABUTMENT
The invention relates to a lighting height corrector for a motor-vehicle headlamp with a reflector, comprising an adjustment element (9) capable of modifying the tilt of said reflector (3), a threaded rod (10), and a means for actuating the translation (7) of said threaded rod (10), said adjustment element (9) being translatably movable by being screwed or unscrewed on said threaded rod (10), said adjustment element (9) including for this purpose at least one thread (92) shaped such as to engage with the threading of said threaded rod (10), characterised in that the threading of said threaded rod (10) includes, at the distal end thereof, at least one abutment (104a) shaped to limit the translation of the adjustment element (9) away from the threaded rod (10), by engaging with said thread (92).
B60Q 1/068 - Arrangement of optical signalling or lighting devices, the mounting or supporting thereof or circuits therefor the devices being primarily intended to illuminate the way ahead or to illuminate other areas of way or environments the devices being headlights adjustable, e.g. remotely-controlled from inside vehicle by mechanical means
B60Q 1/076 - Arrangement of optical signalling or lighting devices, the mounting or supporting thereof or circuits therefor the devices being primarily intended to illuminate the way ahead or to illuminate other areas of way or environments the devices being headlights adjustable, e.g. remotely-controlled from inside vehicle by electric means
F16B 41/00 - Measures against loss of bolts, nuts, or pinsMeasures against unauthorised operation of bolts, nuts, or pins
24.
CUT-OFF MECHANISM INCLUDING A STRIP ACTUATED BY AN ELECTROMAGNET COMPRISING TWO AIR-GAPS
Cut-off mechanism for an automotive vehicle headlamp comprising a strip (5) borne by a movable assembly (40) and shaped to block to a greater or lesser extent a light beam so as to change the optical operating mode of said headlamp, said mechanism furthermore comprising a motor (6) for actuating said movable assembly using an electromagnet including an inductive coil (61) associated with a fixed ferromagnetic core (62) positioned in its centre and with a metal carcass (64) surrounding said coil, said movable assembly being movable under the action of said electromagnet, against the action of a return spring, between a contact position and a distant position, via a first air-gap (h1) of said ferromagnetic core (62). Said movable assembly (40) is shaped to create a rupture in the continuity of the magnetic circuit formed by said ferromagnetic core (62), said metal carcass (64) and said movable assembly (40), when it makes contact with said ferromagnetic core (62).
The invention relates to a multi-module motor vehicle headlight comprising moving mirrors actuated by a single motor. The headlight (11) is of the multi-module type and each module (11 a, 11b) constituting said headlight (11) comprises at least one light source and at least one moving member for intercepting the beam (4a, 4b), capable, according to the position thereof, of intercepting or allowing the passage of a part of the light beam coming from the source, the intercepting members (4a, 4b) of at least two modules being actuated by a common movement means, the reflecting surfaces of the two modules being flat mirrors (4a, 4b), said flat mirrors (4a, 4b) being mounted on a common axis (5) and being rotatable around said common axis (5) which is orientated perpendicular to an optical axis.
The projector (1) comprises a light source (S), a movement means (20), a moving optical element (4) driven by the movement means (20) to cut and/or reflect a light beam emitted by the source (S), a radiator (30) thermally linked to the movement means (20), and a reflector (12), the light beam being reflected by the reflector (12) before being cut and/or reflected by the moving optical element (4), the reflector (12) having the shape of a portion of a semi-ellipsoid, the source (S) being positioned on the axis of symmetry (X) of the ellipsoid, the radiator (30) being positioned below the plane of symmetry of said ellipsoid, the radiator (30) being situated at least partially inside said ellipsoid between a base (13) of the reflector (12) and the moving optical element (4), and being positioned at least partially within a volume (V) defined by the cylindrical extension, along an optical axis of an optical lens (3), of a peripheral contour of said lens (3) to a transverse plane passing through a base (13) of the reflector (12).
This disclosure relates to an electric actuator to render optical elements movable. The electrical actuator generally has a motor, a mechanical transmission assembly having an endless screw, a support element of the endless screw, a drive mechanism, and a return mechanism. The motor is configured to drive the mechanical transmission assembly and the mechanical transmission assembly is configured to drive the drive mechanism, wherein the return mechanism exerts an axial pressure against the endless screw in such a way as to press the endless screw against the support element. The disclosure also relates to an assembly having a movable optical element and an electric actuator of the movable optical element as described above.
F16H 19/08 - Gearings comprising essentially only toothed gears or friction members and not capable of conveying indefinitely-continuing rotary motion for interconverting rotary motion and oscillating motion
B60Q 1/076 - Arrangement of optical signalling or lighting devices, the mounting or supporting thereof or circuits therefor the devices being primarily intended to illuminate the way ahead or to illuminate other areas of way or environments the devices being headlights adjustable, e.g. remotely-controlled from inside vehicle by electric means
F16H 57/12 - Arrangements for adjusting or for taking-up backlash not provided for elsewhere
F16H 57/021 - Shaft support structures, e.g. partition walls, bearing eyes, casing walls or covers with bearings
28.
Cutoff mechanism comprising a bar carrying a permanent magnet
Cutoff mechanism for a motor vehicle headlight, that has a bar formed by an obturation plate carried by a movable appliance configured so as to move the plate in a plane and thus obscure a light beam to a greater or lesser extent so as to change the optical operating mode, further having a mechanism for actuating the movable appliance using an electromagnet having an induction coil associated with a ferromagnetic core, wherein the electromagnet has at least one ferromagnetic core fixed with respect to its induction coil and in that the movable appliance has at least one permanent magnet configured so as to cooperate magnetically with the ferromagnetic core.
F21V 17/02 - Fastening of component parts of lighting devices, e.g. shades, globes, refractors, reflectors, filters, screens, grids or protective cages with provision for adjustment
F21S 41/686 - Blades, i.e. screens moving in a vertical plane
29.
MECHANISM FOR CUTTING OFF A LIGHT BEAM FOR AN OPTICAL MODULE AND SAID OPTICAL MODULE
The invention concerns a cutoff mechanism (5) of an optical module comprising a cutoff bar (10), a motor (30) driving the cutoff bar (10) between at least first and second positions via a transmission shaft (38) of the motor (30) and a driving means for driving the cutoff bar (10) linked to the transmission shaft (38), a return means (15) that tends to return the cutoff bar (10) to the first position of same, characterised by the fact that the driving means comprises a device (81) for decoupling the movement of the transmission shaft (38) relative to that of the cutoff bar (10) when the cutoff bar (10) reaches the first position. The invention also concerns an optical module comprising such a cutoff mechanism (5).
The invention relates to a spotlight (2) for a motor vehicle that has a light source (4) producing a beam of light which is directed along a first axis (X) intended to be oriented towards the front of the vehicle and a lens (6), wherein the light source (4) projects all of the beam directly onto the lens (6) without reflection nor obturation, and the lens (6) is arranged to move in rotation about a second axis (Z) intended to be oriented towards the top of the vehicle.
The invention relates to a cutoff mechanism (5) for an optical module comprising a housing (100) and a driving motor (30) provided with an armature resistance and being arranged to cause the movement of a light beam cutoff shield (10), said housing (100) being made of a plastic material, characterized in that said armature resistance is comprised between 25 and 120 Ohms.
The invention also relates to an optical module comprising such cutoff mechanism (5).
G02B 26/02 - Optical devices or arrangements for the control of light using movable or deformable optical elements for controlling the intensity of light
09 - Scientific and electric apparatus and instruments
12 - Land, air and water vehicles; parts of land vehicles
Goods & Services
Jacks. Scientific (other than medical) apparatus and instruments;
electric apparatus; electronic apparatus; actuators. Vehicles; apparatus for locomotion by land, air or water;
electric motors and engines and/or electronic motors and
engines for land vehicles; actuating motors and engines for
land vehicles.
09 - Scientific and electric apparatus and instruments
12 - Land, air and water vehicles; parts of land vehicles
Goods & Services
[ hydraulic jacks, power jacks ] electric apparatus, namely, electrical control devices for hydraulic and power jacks, electrical control devices for washing devices for windscreen and windshield washing, and electric and electronic valve actuators, namely, mechantronic actuators [ land and air vehicles, namely, automobiles, trains, aircraft; engines for land vehicles ]
09 - Scientific and electric apparatus and instruments
12 - Land, air and water vehicles; parts of land vehicles
Goods & Services
Mechatronic actuators, components for mechatronic actuators, all the aforesaid goods being intended for the automotive industry; None of the aforesaid goods being computer networks switching equipment. Vehicles, except axles; Apparatus for locomotion by land, air or water; Electric and/or electronic motors for land vehicles; Drive motors for land vehicles.
