Abstract

An electrical converter (10) comprises a plurality of AC terminals, a first and a second DC terminal, and a plurality of converter modules (11). Each of the plurality of converter modules comprises an AC node. The second DC terminal forms a common node of the plurality of converter modules. A connection between the AC nodes of the plurality of converter modules and the plurality of AC terminals is reconfigurable allowing the electrical converter to operate according to a first mode of operation converting between a first AC signal having a first plurality of phase voltages and the DC signal, in which the converter modules are grouped in first groups (101, 102, 103), and according to a second mode of operation converting between a second AC signal having a single-phase voltage and the DC signal, in which the converter modules are rearranged in second groups. The electrical converter is configured to operate multiple converter modules assigned to a same group of the first groups and the second groups in parallel.

IPC Classes  ?

• H02M 1/10 - Arrangements incorporating converting means for enabling loads to be operated at will from different kinds of power supplies, e.g. from AC or DC
• H02M 7/81 - Conversion of AC power input into DC power outputConversion of DC power input into AC power output with 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 arranged for operation in parallel
• H02J 7/20 - Regulation of the charging current or voltage by variation of field due to variation of continuously-variable ohmic resistor

Abstract

inCM CM ) connecting the middle voltage node (m) to the star- point (k).

IPC Classes  ?

• H02M 1/12 - Arrangements for reducing harmonics from AC input or output
• H02M 1/42 - Circuits or arrangements for compensating for or adjusting power factor in converters or inverters
• H02M 3/158 - Conversion of DC power input into DC power output without intermediate conversion into AC 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 with automatic control of output voltage or current, e.g. switching regulators including plural semiconductor devices as final control devices for a single load
• H02M 7/219 - Conversion of AC power input into DC 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 in a bridge configuration
• 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 7/797 - Conversion of AC power input into DC power outputConversion of DC power input into AC power output with 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
• H02M 1/00 - Details of apparatus for conversion

Abstract

IPP k, bk, b) of a mathematical relation between the voltage slope and the corresponding output current based solely on the voltage slope and the output current determined for one or more of the first pulses is determined. A test function is applied to the at least one coefficient and an optimal voltage slope value corresponding to the at least one coefficient making the test function true is selected. An apparatus for plasma processing of a dielectric substrate implements the above method.

IPC Classes  ?

• H01J 37/32 - Gas-filled discharge tubes
• C23C 14/34 - Sputtering
• G05F 3/20 - Regulating voltage or current wherein the variable is DC using uncontrolled devices with non-linear characteristics being semiconductor devices using diode-transistor combinations

Abstract

Capacitor assembly (20), comprising a printed circuit board (200) comprising a first conductive trace (220) and a second conductive trace (230), and a first row of capacitors (151) comprising a plurality of surface mounted capacitor elements (161-164). Each of the plurality of surface mounted capacitor elements comprises a pair of outer electrodes (171, 172), one (171) of the pair being mounted to the first conductive trace (220) and defining a first junction, and the other one (172) being mounted to the second conductive trace (230) defining a second junction. The first junction and the second junction define a first capacitor longitudinal axis (183). The first conductive trace (220) has a first current flow direction (141) with a first oblique angle (α) relative to the first capacitor longitudinal axis (183).

IPC Classes  ?

• H01G 2/06 - Mountings specially adapted for mounting on a printed-circuit support
• H01G 4/38 - Multiple capacitors, i.e. structural combinations of fixed capacitors
• H05K 1/18 - Printed circuits structurally associated with non-printed electric components
• H05K 3/34 - Assembling printed circuits with electric components, e.g. with resistor electrically connecting electric components or wires to printed circuits by soldering

Abstract

Sampler device (10) for sampling gas for a particle concentration sensor from a flow, comprising a first chamber (3, 30) comprising a first inlet (4, 40) and a first outlet (6, 60) and defining a main flow direction (100) of a gas stream between the first inlet and the first outlet, a second inlet (1, 31) and a second outlet (2, 32) configured to provide a sink and a source of a sample gas stream, respectively. The second inlet (1, 31) and the second outlet (2, 32) are provided in the first chamber (3, 30) at a first position and a second position, respectively. The first position and the second position overlap along the main flow direction (100). The first chamber (3, 30) is configured for providing a laminar flow of the gas stream at the first position and the second position.

IPC Classes  ?

• G01N 1/22 - Devices for withdrawing samples in the gaseous state

Abstract

Socket of an automatic coupler assembly arranged for receiving a plug along a first direction, comprising a first means for limiting the movement of the plug in the first direction and a second means for blocking the movement of the plug in a second direction opposite to the first direction.

IPC Classes  ?

• B60L 53/16 - Connectors, e.g. plugs or sockets, specially adapted for charging electric vehicles
• B60L 53/35 - Means for automatic or assisted adjustment of the relative position of charging devices and vehicles
• H01R 13/62 - Means for facilitating engagement or disengagement of coupling parts or for holding them in engagement
• H01R 24/38 - Two-part coupling devices, or either of their cooperating parts, characterised by their overall structure having concentrically or coaxially arranged contacts

Abstract

System and related method for positioning a mobile assembly (10) relative to a stationary assembly (20), comprising a first position sensing device, a controller, at least one sensor attached to the mobile assembly. The first position sensing device (40) senses first data representative of a relative position between the mobile assembly (10) and the stationary assembly (20) based on a wireless signal. The controller (31) determines a first trajectory (103) based on the first data. The at least one sensor (51, 53) collects second data representative of a displacement executed by the mobile assembly. The controller (31) determines a calibration offset (105) for the first trajectory (103) based on the second data following completion of the displacement of the mobile assembly from the first position (101) to the second position (102) along the first trajectory (103). The controller further iteratively improves the calibration offset following completion of subsequent displacements of the mobile assembly from a third position (101) remote from the stationary assembly to a fourth position (102) proximate to the stationary assembly along subsequent first trajectories (103).

IPC Classes  ?

• B60L 53/36 - Means for automatic or assisted adjustment of the relative position of charging devices and vehicles by positioning the vehicle
• B60L 53/66 - Data transfer between charging stations and vehicles
• G01S 5/02 - Position-fixing by co-ordinating two or more direction or position-line determinationsPosition-fixing by co-ordinating two or more distance determinations using radio waves
• G05D 1/02 - Control of position or course in two dimensions

Abstract

Electrical converter (10) for conversion between a three-phase AC signal and a DC signal, comprising: three phase terminals (A, B, C), a first and second DC terminal (P, N), a conversion circuitry (11) for conversion between three phase voltages of the three-phase AC signal and a first and second intermediate voltage at a first and second intermediate node (x, y), a first buck circuit, and a second buck circuit, wherein the first buck circuit comprises three first devices (1pa, 1pb, 1pc) that are actively switchable for connecting at least one first switch-node terminal (p; pa, pb, pc) to any one of the three phase terminals, and the second buck circuit comprises three further first devices (1na, 1nb, 1nc) that are actively switchable for connecting at least one second switch-node terminal (n; na, nb, nc) to any one of the three phase terminals. The first buck circuit comprises at least one second switching device (2p; 2pa, 2pb, 2pc) connected between the first intermediate node (x) and the at least one first switch-node terminal (p; pa, pb, pc), and at least one first filter inductor (Lp; Lpa, Lpb, Lpc) connected between the at least one first switch-node terminal (p; pa, pb, pc) and the first DC terminal (P). The second buck circuit comprises at least one further second switching device (2n; 2na, 2nb, 2nc) connected between the second intermediate node (y) and the at least one second switch-node terminal (n; na, nb, nc), and at least one second filter inductor (Ln; Lna, Lnb, Lnc) connected between the at least one second switch-node terminal (n; na, nb, nc) and the second DC terminal (N).

IPC Classes  ?

• H02M 1/42 - Circuits or arrangements for compensating for or adjusting power factor in converters or inverters
• H02M 1/12 - Arrangements for reducing harmonics from AC input or output
• H02M 7/08 - Conversion of AC power input into DC power output without possibility of reversal by static converters using discharge tubes without control electrode or semiconductor devices without control electrode arranged for operation in parallel
• H02M 7/23 - Conversion of AC power input into DC 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 arranged for operation in parallel

Abstract

1234134PP02PP).

IPC Classes  ?

• H01J 37/32 - Gas-filled discharge tubes
• C23C 14/34 - Sputtering
• G05F 3/20 - Regulating voltage or current wherein the variable is DC using uncontrolled devices with non-linear characteristics being semiconductor devices using diode-transistor combinations

Abstract

Electrical converter (10) for conversion between a three-phase AC signal and a DC signal, comprising three phase terminals (A, B, C), a first and second DC terminal (P, N), a phase selector (11) for connecting the three phase terminals to a first, a second and a third intermediate node (x, y, z), a first buck circuit comprising a first switch-node terminal (p) connected to the first DC terminal and a second buck circuit comprising a second switch-node terminal (n) connected to the second DC terminal, said first and second buck circuits converting a voltage at the first, second and third intermediate node to a voltage between the first and second DC terminal, said first and second buck circuits being connected in series between the first and second intermediate node and comprising at least one actively switchable device connected between the common node (m) and the third intermediate node. The first buck circuit allows for connecting the first switch-node terminal (p) to any one of the first intermediate node (x), the third intermediate node (z), and the common node (m). The second buck circuit allows for connecting the second switch-node terminal (n) to any one of the second intermediate node (y), the third intermediate node (z), and the common node (m).

IPC Classes  ?

• H02M 1/42 - Circuits or arrangements for compensating for or adjusting power factor in converters or inverters
• H02M 3/158 - Conversion of DC power input into DC power output without intermediate conversion into AC 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 with automatic control of output voltage or current, e.g. switching regulators including plural semiconductor devices as final control devices for a single load
• H02M 7/219 - Conversion of AC power input into DC 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 in a bridge configuration
• H02M 1/00 - Details of apparatus for conversion
• H02M 7/797 - Conversion of AC power input into DC power outputConversion of DC power input into AC power output with 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
• H02M 1/12 - Arrangements for reducing harmonics from AC input or output

Abstract

Equipment cabinet (10), comprising an equipment rack (12) and a cooling system (13) for cooling equipment (121) mounted in the equipment rack, wherein the cooling system (13) comprises a variable speed fan (133) mounted to direct an air flow to a first side (122) of the equipment rack (12), a heat exchanger (131) for cooling air in the equipment cabinet, a pressure sensor (161, 162) for sensing a differential pressure in a flow path of the air flow, and a controller (15) operably coupled to the pressure sensor (161, 162) and to the fan (133). The controller (15) comprises a predetermined fixed value for the differential pressure and is configured to control a speed of the fan (133) so as to maintain the differential pressure sensed by the pressure sensor at the predetermined fixed value.

IPC Classes  ?

• H05K 7/20 - Modifications to facilitate cooling, ventilating, or heating

Abstract

dcomcom doffsetoffset HH 11HH 2121) arranged at corresponding locations in the first stack (131) and in the second stack (132), allowing for controlling a differential mode current flowing between the first stack (131) and the second stack (132).

IPC Classes  ?

• G01R 33/385 - Systems for generation, homogenisation or stabilisation of the main or gradient magnetic field using gradient magnetic field coils
• H03F 3/217 - Class D power amplifiersSwitching amplifiers
• H02M 7/49 - Combination of the output voltage waveforms of a plurality of converters
• H02M 1/00 - Details of apparatus for conversion

Abstract

Linear permanent magnet motor, comprising a stator unit (11) comprising at least one coil (14),a mover (12) comprising an array of permanent magnets (131), and a position sensing device (16) operable to determine a position of the mover (12) relative to the stator unit (11). The mover (12) is arranged to move along a motion direction (101). The position sensing device (16) comprises a sensing element (161) operable to sense a magnetic field of the array of permanent magnets (131), the sensing element being fixed to the stator unit (11). The array of permanent magnets (131) is spaced apart from the stator unit (11) by an air gap (18) in which electromagnetic fields created by the array of permanent magnets (131) and by the at least one coil (14) are configured to interact thereby generating traction. The sensing element (161) is positioned such that it is within a magnetic leakage field of the array of permanent magnets (131) when the array of permanent magnets is positioned in correspondence of the sensing element.

IPC Classes  ?

• 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
• H02K 41/02 - Linear motorsSectional motors
• H02K 11/215 - Magnetic effect devices, e.g. Hall-effect or magneto-resistive elements

Abstract

Apparatus (10, 20), comprising at least one electromagnetic induction coil (Lp1-Lpx), and a detection device (12, 22) for detecting a short circuit in the at least one electromagnetic induction coil. The detection device comprises a detection coil (Ls1-Lsx) independent of the at least one electromagnetic induction coil and a detection circuit (121) coupled to the detection coil. The detection coil (Ls1-Lsx) is arranged such that the detection coil is inductively coupled to the at least one electromagnetic induction coil (Lp1-Lpx). The detection circuit (121) is configured to drive the detection coil (Ls1-Lsx) in order to induce an electric current in the at least one electromagnetic induction coil (Lp1-Lpx). The detection circuit is configured to determine a frequency of an electric signal induced in the detection coil (Ls1-Lsx) by the electric current.

IPC Classes  ?

• 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

Abstract

Assembly (10) for charging a load (14), comprising a cable charging device (11) including a connector interface (111) for wired connection to a mains supply (22), a contactless charging device (12) including an inductive power receiving coil (121), and a DC/DC converter (13) including an isolating transformer (131) and an output rectifier (138) configured for coupling to the load. The transformer comprises a primary side (132) and a secondary side (133), the secondary side being coupled to the output rectifier (138). The primary side (132) comprises a first port (134) and a second port (135). The first port and the second port are inductively coupled to the secondary side (133), wherein the cable charging device (11) is coupled to the first port (134) and wherein the contactless charging device (12) is coupled to the second port (135). The inductive power receiving coil (121) is coupled to the second port (135) through an AC current carrying cable (123).

IPC Classes  ?

• B60L 53/12 - Inductive energy transfer
• B60L 53/14 - Conductive energy transfer

Abstract

Plasma processing apparatus (100), comprising means for generating a plasma (103), a processing platform (105) for supporting a substrate (101) to be processed, and a voltage waveform generator (10) comprising an output (19) electrically coupled to the processing platform. The voltage waveform generator comprises a plurality of first buck converters (11) arranged in parallel and coupled to the output, the first buck converters comprising actively switchable semiconductor switches (111), and a control unit (130) configured to operate the actively switchable semiconductor switches through pulse width modulation signals. The control unit is configured to operate the plurality of first buck converters in an interleaved manner.

IPC Classes  ?

• H01J 37/32 - Gas-filled discharge tubes
• C23C 14/34 - Sputtering
• G05F 3/20 - Regulating voltage or current wherein the variable is DC using uncontrolled devices with non-linear characteristics being semiconductor devices using diode-transistor combinations

Abstract

azabzbczcPzzNzN) that are actively switchable and which are connected in series across the output terminals (P, N). The middle intermediate node (z) is connected to a common node (t) of the at least two second semiconductor switches. The semiconductor switches of the boost circuit and of the buck-boost circuit are controlled by current controllers.

IPC Classes  ?

• H02M 1/42 - Circuits or arrangements for compensating for or adjusting power factor in converters or inverters

Abstract

mmmmm mains phase connections (28) are connected in parallel with one another and form a first phase connection for connecting a single-phase AC voltage, and a neutral conductor connection of the AC voltage filter forms a neutral conductor connection (27) of the AC voltage input (25) and a second phase connection for connecting the single-phase AC voltage.

IPC Classes  ?

• H02M 1/10 - Arrangements incorporating converting means for enabling loads to be operated at will from different kinds of power supplies, e.g. from AC or DC
• H02M 1/12 - Arrangements for reducing harmonics from AC input or output
• H02M 1/14 - Arrangements for reducing ripples from DC input or output
• H02M 1/40 - Means for preventing magnetic saturation
• H02M 7/219 - Conversion of AC power input into DC 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 in a bridge configuration

Abstract

A radiofrequency power amplifier (60), comprising abalun transformer and a plurality of power transistor pairs (61, 62) arranged in a push-pull configuration. The balun transformer comprises an unbalanced coil (14) extending between a first single-ended signal terminal (142) and a first reference (141), and a balanced coil (11) extending between a first balanced signal terminal (111) and a second balanced signal terminal (112). The balun transformer further comprises at least one auxiliary coil (12) electrically isolated from the unbalanced coil and the balanced coil. The at least one auxiliary coil is inductively coupled to the unbalanced coil (14) and extends between a third balanced signal terminal (121) and a fourth balanced signal terminal(122) forming a balanced combiner-divider.An output of a first one of the plurality of power transistor pairs (61, 62) is coupled to the first and second balanced signal terminals (111, 112) and an output of a second one of the plurality of power transistor pairs (61, 62) is coupled to the third and fourth balanced signal terminals (121,122).

IPC Classes  ?

• H01F 19/06 - Broad-band transformers, e.g. suitable for handling frequencies well down into the audio range
• H01F 27/04 - Leading of conductors or axles through casings, e.g. for tap-changing arrangements
• H01F 27/28 - CoilsWindingsConductive connections
• H01F 19/04 - Transformers or mutual inductances suitable for handling frequencies considerably beyond the audio range

Abstract

A device comprises a first coil (15) comprising at least one first winding (153) of an electrical wire, the first coil arranged for being driven at a first voltage. A solid insulating layer (26) is adjacent the first coil and has a first surface (265) facing the first coil. The first surface of the solid insulating layer comprises a first groove (263) between the at least one first winding (153) and the insulating layer having a width (w) smaller than a diameter (D) of the electrical wire.The first groove (263) forms a pocket (267) between the at least one first winding and the solid insulating layer.

IPC Classes  ?

• H01F 38/14 - Inductive couplings

Abstract

abcpmmnpnabcc) are connected between the phase terminals and the three phase bridge rectifier. The at least one second semiconductor switch (III) is connected across the upper intermediate node (I) and the lower intermediate node (II). The controller (40) is configured to control the at least one second semiconductor switch via pulse width modulation allowing for obtaining a pulsed intermediate voltage between the upper intermediate node and the lower intermediate node having a modulated pulse width and to control switching of the first semiconductor switches according to a switching pattern wherein the phase input terminal having an intermediate voltage between a highest voltage and a lowest voltage is alternatingly connected to the upper intermediate output node (I) and the lower intermediate output node (II).

IPC Classes  ?

• H02M 1/42 - Circuits or arrangements for compensating for or adjusting power factor in converters or inverters
• H02M 7/487 - Neutral point clamped inverters

Abstract

Determining parameters of a contactless electrical energy transfer (CEET) system (10) comprise inductively coupling a first coil circuit (12) to a second coil circuit (22), shorting terminals (223) of the second coil circuit, and applying an alternating voltage to terminals (123) of the first coil circuit. The alternating voltage induces a first current in the first coil circuit and a second current in the second coil circuit. Next, the terminals (123) of the first coil circuit are shorted while the second current is flowing, followed by measuring the first current and/or the second current and determining the parameters on the basis of the measured current.

IPC Classes  ?

• H02M 3/337 - 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 in push-pull configuration
• H02J 50/12 - Circuit arrangements or systems for wireless supply or distribution of electric power using inductive coupling of the resonant type
• H02J 50/80 - Circuit arrangements or systems for wireless supply or distribution of electric power involving the exchange of data, concerning supply or distribution of electric power, between transmitting devices and receiving devices

Abstract

Wireless power transfer system (300) comprising a first power transfer unit (10) configured for inductive power transfer. The first power transfer unit comprises a first ultrasound transducer (12), a second ultrasound transducer (11), and a controller (17). The first ultrasound transducer is positioned for receiving a first ultrasonic signal, emitted by the second ultrasound transducer, and the controller is configured to determine a presence of foreign objects based on the first ultrasonic signal.

IPC Classes  ?

• H02J 50/60 - Circuit arrangements or systems for wireless supply or distribution of electric power responsive to the presence of foreign objects, e.g. detection of living beings
• B60L 53/124 - Detection or removal of foreign bodies
• G01S 15/89 - Sonar systems specially adapted for specific applications for mapping or imaging
• G01S 15/04 - Systems determining presence of a target

Abstract

Apparatus for wireless power transfer, comprising a power transfer coil (111) configured for inductive power transfer and defining a first plane, a foreign object detecting device comprising at least one detection coil (31) defining a second plane substantially parallel to the first plane. The foreign object detecting device comprises a driver circuit (22) coupled to the at least one detection coil for generating a magnetic field with the at least one detection coil and a control unit (24) coupled to the driver circuit and configured to measure a value representative of a damping of the magnetic field. The control unit is configured to measure an electrical power supplied to the at least one detection coil and to control the electrical power to maintain the magnetic field at a steady magnitude.

IPC Classes  ?

• G01V 3/10 - Electric or magnetic prospecting or detectingMeasuring magnetic field characteristics of the earth, e.g. declination or deviation operating with magnetic or electric fields produced or modified by objects or geological structures or by detecting devices using induction coils
• B60L 11/18 - using power supplied from primary cells, secondary cells, or fuel cells
• H02J 7/02 - Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries for charging batteries from AC mains by converters
• H02J 50/60 - Circuit arrangements or systems for wireless supply or distribution of electric power responsive to the presence of foreign objects, e.g. detection of living beings

Abstract

Assembly (10) for mounting tiles (14), comprising a base support (11) comprising a plurality of pins (12) protruding from the base support towards respective tip ends (121), a mounting member (13) for each of the plurality of pins, the mounting member comprising a tile support surface (132), a body (133) protruding from the tile support surface, and a hole (134) configured to receive a respective one of the plurality of pins, and a plurality of tiles (14). The mounting member and the respective pin are configured to co-operate such that the body expands upon sliding the mounting member along the respective pin so as to laterally engage and clamp the tile.

IPC Classes  ?

• H01F 27/26 - Fastening parts of the core togetherFastening or mounting the core on casing or support
• H01F 38/14 - Inductive couplings

Abstract

System (10) for contactless transfer of electrical energy, comprising a first side comprising a first bridge circuit (11) coupled to a first resonator circuit (121), a second side comprising a second bridge circuit (13) coupled to a second resonator circuit (122), wherein the first resonator circuit and the second resonator circuit are configured to be contactless inductively coupled for transferring electrical energy, wherein the second bridge circuit (13) comprises at least two actively switchable semiconductor switches, characterised in that the second side comprises means (182) for sensing phase and magnitude information of a current flowing between the second resonator circuit (122) and the second bridge circuit (13), and a second side controller (162) operable to actively switch the semiconductor switches to adapt an impedance of the second side on the basis of the sensed phase and magnitude information.

IPC Classes  ?

• H02J 50/12 - Circuit arrangements or systems for wireless supply or distribution of electric power using inductive coupling of the resonant type
• 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

Abstract

Connector (10) for a printed circuit board (30), comprising a first member (11) comprising engagement means (111) with the printed circuit board configured to transfer a torque to the printed circuit board, an abutting surface (113) and a connecting means (114), and a second member (12) made of an electrically conductive material, comprising at least one connector pin (122) for electrical connection to the printed circuit board and a bracket (121) extending from the connector pin to at least partially overlap the abutting surface.

IPC Classes  ?

• H01R 12/57 - Fixed connections for rigid printed circuits or like structures characterised by the terminals surface mounting terminals
• H01R 12/58 - Fixed connections for rigid printed circuits or like structures characterised by the terminals terminals for insertion into holes

Abstract

Assembly (10), comprising a first inductive coil (11) comprising one or more windings of an electric wire forming one or more coil loops, an arrangement of ferrite tiles (14) disposed on one side of the first inductive coil, characterised in that the ferrite tiles are disposed such that they form one or more tile loops corresponding to the one or more coil loops and such that spaces between adjacent ones of the ferrite tiles are aligned locally perpendicular to the electric wire. The assembly comprises at least one second inductive coil (19) wound about one or more of the ferrite tiles (14) such that a winding axis of the first inductive coil (11) and a winding axis of the second inductive coil are perpendicular

IPC Classes  ?

• H01F 27/28 - CoilsWindingsConductive connections
• H01F 27/36 - Electric or magnetic shields or screens
• H01F 38/14 - Inductive couplings

Abstract

The present application relates to a sensor system (1) for sensing mass concentration of particles smaller than a predetermined threshold in an air stream (4), comprising an inlet (2) for receiving a total flow of air with particles, the inlet connected to a first splitter (3) for separating the total flow of air into a major flow (5) and a minor flow (6), the major flow comprising particles smaller than the predetermined threshold and the minor flow comprising particles larger than the predetermined threshold and for leading the major flow to a first duct (7) and for leading the minor flow to a second duct (8), a joint (9), wherein the first duct and the second duct come together, an outlet (10), coupled to the joint, a sensor (11), arranged in the first duct for measuring the amount of particles smaller than the predetermined threshold comprised in the major flow. The sensor system further comprises a first flow fan (12) for drawing the total flow through the system and a second flow fan (13) for drawing the major flow through the first duct.

IPC Classes  ?

• G01N 1/22 - Devices for withdrawing samples in the gaseous state
• G01N 15/06 - Investigating concentration of particle suspensions