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Valeo Equipements Electriques Moteur patents


Recent patent applications related to Valeo Equipements Electriques Moteur. Valeo Equipements Electriques Moteur is listed as an Agent/Assignee. Note: Valeo Equipements Electriques Moteur may have other listings under different names/spellings. We're not affiliated with Valeo Equipements Electriques Moteur, we're just tracking patents.

ARCHIVE: New 2018 2017 2016 2015 2014 2013 2012 2011 2010 2009 | Company Directory "V" | Valeo Equipements Electriques Moteur-related inventors


Assembly comprising a rotary electrical machine positioned inside an enclosure

The invention primarily relates to an assembly, in particular for a hybrid vehicle, wherein the assembly comprises; an enclosure (46) for receiving a coolant liquid and having an opening (49) for bringing the inside of the enclosure (46) into communication with the outside of the enclosure (46), a rotary electric... Valeo Equipements Electriques Moteur

Stator of a motor vehicle starter provided with a permanent magnet forming a plurality of poles

The invention relates to a starter for a motor vehicle heat engine. The starter includes a rotary electric machine provided with a stator (3). The stator (3) includes a magnetic pole assembly wherein a permanent magnet (5) forms at least two poles of the magnetic pole assembly. The permanent magnet... Valeo Equipements Electriques Moteur

Stator for an alternator or an electrical machine

The invention relates to a stator (13) for an alternator or an electric machine, which comprises: a cylindrical hub (14) in which a plurality of slots (201) that extend in the axial direction are formed, and a coil (12) mounted in the slots; in which the stator core (14) comprises:... Valeo Equipements Electriques Moteur

Voltage regulator of a motor vehicle alternator, regulator brush-holder, and corresponding alternators

The invention relates to a voltage regulator (43) for a motor vehicle alternator (44). The device comprises a control module (I) for controlling an excitation current (lexc) in an excitation winding (3) of the alternator (44) according to a difference (5) between a setpoint voltage (DO) and a control voltage... Valeo Equipements Electriques Moteur

Rotor of an electrical rotating machine with permanent magnets

The invention mainly relates to a rotor (10) of an electrical rotating machine, comprising a rotor body (11) and a set of permanent magnets (22), and wherein a ratio between a space occupied by all of the permanent magnets (22) and a space (V) defined by the rotor body (11)... Valeo Equipements Electriques Moteur

Brush-holder

The invention mainly concerns a brush holder (10) for an electric motor, in particular the starter motor of a motor vehicle, comprising guide cages (13) for receiving the brushes (15) and a support plate (12) on which the guide cages (13) are positioned. The guide cages (13) are made from... Valeo Equipements Electriques Moteur

Method for winding a stator of a rotary electrical machine, and corresponding wound stator

The invention relates mainly to a method for winding a stator for a multiphase electric machine, the stator comprising notches and intended to receive conductors of a winding, the winding comprising, for each phase, a coil and forming two systems each comprising a respective group of coils, the method comprising... Valeo Equipements Electriques Moteur

System for supplying electric power to the electrical equipment of a motor vehicle by a high-performance battery, corresponding current limitation device and starter provided

The invention relates to a system for supplying electric power (10) to electrical equipment via a high-performance battery (2) comprising at least one device (LPF) for limiting a current of the high-performance battery. The high-performance battery has a first nominal voltage greater than that of a standard battery initially provided... Valeo Equipements Electriques Moteur

Rotary electrical machine provided with a pulley for receipt of a belt, and with a device for regulation of the tension of the belt

The rotary electrical machine comprises, in front, a pulley (3) secured to a shaft (9) of a rotor (20) passing through the front bearing (1a) of a housing. The bearing includes a base, having a nose (18) for mounting a front ball bearing (7) for rotating the shaft (9), and... Valeo Equipements Electriques Moteur

Motor vehicle starter provided with a thermal protection system

at least one thermal protection (96) situated in the electrical path (91), in which the thermal protection is suitable for disconnecting the two elements (93, 95) when the thermal protection has a temperature above a temperature threshold to electrically disconnect the positive output terminal relative to the positive brush (35).... Valeo Equipements Electriques Moteur

Process of encapsulating electronic components

6... Valeo Equipements Electriques Moteur

Rotary electrical machine with improved power electronics

a connector (61) which establishes electrical connections, in particular between the terminals (58) for connection of the power modules (50) and the phase outputs of the rotary electrical machine.... Valeo Equipements Electriques Moteur

Device for controlling a motor vehicle alternator, and corresponding alternator

The invention relates to a device for controlling an alternator of the type that controls a DC voltage (B+A) generated by the alternator (11) according to a predetermined set voltage (U0) by monitoring the intensity of an energising current (IEXC) flowing through an energising circuit of the alternator. According to... Valeo Equipements Electriques Moteur

Rotating electric machine provided with a winding head

Rotating electric machine provided with an axis X. The machine comprises a front part and a rear part. The machine comprises a rotor of axis X comprising two axial end surfaces, each provided with fan blades. The axial surfaces located on the side of the front part and on the... Valeo Equipements Electriques Moteur

Method of controlling a device for regulating an automotive vehicle alternator, corresponding regulating device and alternator

The method of control according to the invention slaves a DC voltage generated by the alternator to a predetermined setpoint value by controlling an excitation current flowing in an excitation circuit comprising an excitation winding of a rotor of the alternator. The excitation current is controlled by means of a... Valeo Equipements Electriques Moteur

Assembly comprising a brush cage and a spiral spring, and corresponding brush-holder, electric motor and motor vehicle starter

The invention relates mainly to an assembly comprising a brush cage and a spiral spring (36), the spiral spring (36) comprising an axis (Y), a wound part (37) wound about the axis (Y) and an arm (39) extending from one end of the wound part (37), the brush cage comprising... Valeo Equipements Electriques Moteur

Motor vehicle combustion engine starter with air vent opening

and in which, with there being a chamber (86) delimited notably by one end of the drive shaft (12) and one end of the pinion body (61) opposite the end of the drive shaft (12), the chamber (86) is vented via a through-opening (85) made in an annular wall of... Valeo Equipements Electriques Moteur

Brush-holder regulator for a motor vehicle alternator

The brush-holder regulator comprises a casing made from an insulating material suitable for being mounted on a rear bearing of an alternator and forming a one-piece assembly with at least one housing suitable for containing brushes allowing an electrical connection to be established with an excitation winding of a rotor... Valeo Equipements Electriques Moteur

Rotor for a rotary electrical machine

The invention relates to a rotor for a rotating electrical machine, comprising: a central shaft, an annular core coaxial to the shaft, a winding extending radially around the core, a first claw-pole and a second claw-pole arranged axially on each side of the core and the winding. Each claw-pole of... Valeo Equipements Electriques Moteur

Improved brush cage for motor vehicle starter, and corresponding brush holder, electric motor and motor vehicle starter

The invention relates mainly to a brush cage (13) for a brush holder (10) of an electric motor comprising:—two lateral walls (26) and a connecting wall (28) connecting the two lateral walls (26),—in which cage at least one of the lateral walls (26) has an opening (43) for the passage... Valeo Equipements Electriques Moteur

Rotary electrical machine which minimises the electromagnetic disturbances sustained by a measurement element

the connector (48) comprising a portion which is situated radially between an outer periphery of the body (23) and a base of a notch.... Valeo Equipements Electriques Moteur

Device for controlling a regulator of a motor vehicle alternator, and alternator comprising the corresponding regulator

A regulator has a circuit generating an activation command by bringing, to a first voltage higher than a high reference voltage, a bidirectional line connected to a detection circuit for detecting a status of the activation command. The detection circuit comprises generation means for generating a fault signal from a... Valeo Equipements Electriques Moteur

Method and device for controlling a polyphase synchronous rotary electrical machine, and corresponding reversible electrical machine for a motor vehicle

The method for controlling a rotating electric machine according to the invention comprises a step of controlling the phase currents of the machine by means of a full-wave control (C). According to the invention, the full-wave control (C) is generated via a pulse width modulated signal of which the signal... Valeo Equipements Electriques Moteur

Front flange of a rotary electrical machine, and rotary electrical machine comprising a flange of this type

The front flange made of mouldable material of a rotary electrical machine with a pulley (1) for receipt of a belt comprises at least two projecting braces (70) with axial orientation obtained by moulding of its outer periphery, and designed for securing of a support of at least one body,... Valeo Equipements Electriques Moteur

Rotary electrical machine with a ratio of dimensions which minimises the torque undulations

a ratio of the rotor tooth opening (A2) expressed in degrees divided by the stator tooth pitch expressed in degrees is between 0.8 and 1.2.... Valeo Equipements Electriques Moteur

Rotary electrical machine with a configuration which minimises the torque undulations

A rotary electrical machine comprises a stator and a rotor having an axis of rotation, wherein, on a plane radial to the axis of rotation has a rotor tooth with an arc of a circle. The arc is defined by a centre situated on the axis of symmetry of the... Valeo Equipements Electriques Moteur

Electrical supply system for a motor vehicle, and corresponding electronic control module

The electrical supply system according to the invention is of the type comprising, on the one hand, an electrical power network having a first voltage electrically connecting first items of equipment comprising an electrical motor/generator, an inverter/rectifier and a first electrical energy store, and, on the other hand, an electrical... Valeo Equipements Electriques Moteur

Starter for a motor vehicle thermal engine, provided with a stop

The invention relates mainly to a starter (10) for a heat engine of a motor vehicle, comprising: a drive pinion (12); a pinion carrier (63) whereon the drive pinion (12) is mounted; a drive shaft (13) whereon the pinion carrier (63) is mounted such that it can slide between an... Valeo Equipements Electriques Moteur

Method and device for diagnosing phase current sensor defects in a system for controlling a synchronous rotary electric machine of a motor vehicle

The method according to the invention enables the diagnosis (15, 16) of phase current sensor defects in a system for controlling a synchronous rotary electrical machine of a motor vehicle. According to the invention, the method takes into account the differences (îd, lq) between measurements provided (14) by the sensors,... Valeo Equipements Electriques Moteur

Motor vehicle ultrasonic transducer for distance measurement, corresponding manufacturing method and use

The invention relates to an ultrasonic transducer (10) of the type comprising a housing (16) provided with an electrical connector (17), at least one ultrasonic transducer (15) and an electronic card (13) for controlling the transducer and which is arranged inside the housing and consists of a printed circuit board... Valeo Equipements Electriques Moteur

Rotary electrical machine stator provided with a coil with at least one shielded phase winding

a winding wound in the notches (15) in the stator body (11) forming a first chignon (231) and a second chignon (232) extending axially on both sides of the stator body (11); wherein at least one of the phase windings (PH1-PH3, PH1′-PH3′) is a shielded winding which comprises all the... Valeo Equipements Electriques Moteur

Stator which permits good wedge support whilst optimising the magnetic circuit, and electrical insulation of the said stator

The invention relates to a stator consisting of a plurality of metal sheets (1a, 1b, 1c, . . . , 1n) forming a generally cylindrical packet of metal sheets (1), the stator having a plurality of radial notches (2), each being delimited by two adjacent teeth (3) extending radially and... Valeo Equipements Electriques Moteur

Electromagnetic power contactor provided with a control rod with a stop

The invention relates to an electromagnetic contactor including: —first and second magnetic cores, the second core being mobile relative to the first core; —a control rod mobile between an inoperative position and a supply position, the control rod comprising a shoulder, in inoperative position: —the shoulder comprises one surface in... Valeo Equipements Electriques Moteur

Rotating electric machine for a motor vehicle

A rotating electrical machine for a motor vehicle comprising a rotor (2) supplied with an excitation current (ie), a stator (3) comprising a polyphase winding and coupled to the rotor (2), a thermal protection module (4) suitable for evaluating at least one temperature (T1, T2, T3) in the machine and... Valeo Equipements Electriques Moteur

Rotor coil insulating device

An insulating device (10) of a rotor winding, which includes a device for positioning the insulator relative to a pole wheel including teeth and spaces between the teeth, which comprises at least two feet (102) on a surface (101) of the insulator that engages with a surface of the pole... Valeo Equipements Electriques Moteur

06/15/17 / #20170170711

Method for producing a wound stator of a rotary electrical machine

The invention relates mainly to a method for producing a wound stator (1), including: a step of preparing a phase winding; an insertion step which includes inserting the phase winding into a corresponding series of notches (5) in said stator (1); and an intermediate step of forming lead out wires... Valeo Equipements Electriques Moteur

06/01/17 / #20170152827

Method and device for starting or restarting a thermal engine, in particular of a motor vehicle

The method according to the invention calls upon a rotary electric machine (1) comprising a drive member (3) and a transmission member (4) of the belt or chain type, collaborating with the drive member and with the combustion engine (2) in order to start or restart the combustion engine, a... Valeo Equipements Electriques Moteur

05/25/17 / #20170145978

Motor vehicle starter

An electric starter of an internal combustion engine, specifically a starter of an internal combustion engine of a motor vehicle, the starter comprising: a starter drive assembly mobile between an inoperative position and an operative position in which the starter drive assembly is capable of starting the internal combustion engine;... Valeo Equipements Electriques Moteur

05/25/17 / #20170146031

Fan for a rotary electrical machine

A fan (100) of a rotary electric machine comprising at least three blades (101) in which at least one property of the blades is, following the circumference of the fan in a given direction, gradual for at least three consecutive blades, the property being chosen from the group including: a... Valeo Equipements Electriques Moteur

05/25/17 / #20170149301

Brush-holder support plate for an electric motor, and corresponding brush-holder

Brush holder support plate (1) for an electric engine comprises a central through-hole (2) for the engine manifold and guide elements (10) for receiving brush holders (20) in sliding connection on the plate. The plate allows the brush holder to be mounted on the plate, engaging same in the direction... Valeo Equipements Electriques Moteur

05/18/17 / #20170141629

Rotor with permanent magnets with flux concentration for a rotary electrical machine

A rotor with permanent magnets for a rotary electric machine including a plurality of alternating north poles and south poles and made up of a plurality of permanent magnets arranged in first recesses extending axially and distributed regularly between a circumferential portion and a central portion of the magnetic mass... Valeo Equipements Electriques Moteur

05/11/17 / #20170133893

Rotary electrical machine provided with a stator

A stator of a rotary electrical machine has a stator body formed by a stack of metal sheets. The stator body is delimited by inner and outer radial surfaces. Notches in the stator body extend axially. Each notch has a notch base and a notch opening, and the notch opening... Valeo Equipements Electriques Moteur

05/11/17 / #20170133964

Control loop of a digital control device of a rotary electrical machine with excitation for a motor vehicle

The invention relates to a control loop (10) which is installed in a voltage regulator of a motor vehicle alternator and controls an output voltage of the latter by adjusting an excitation current of the alternator. The control loop includes, at the input, means for measuring (31) the output voltage... Valeo Equipements Electriques Moteur

05/11/17 / #20170134183

Method and device for communication of a voltage regulator of a motor vehicle alternator on an on-board network, and corresponding voltage regulator and alternator

A communication method and device of a voltage regulator of a motor vehicle alternator on an onboard network, and corresponding voltage regulator and alternator. The communication method according to the invention, for a voltage regulator (36) of a motor vehicle alternator on an onboard network of the vehicle, consists of... Valeo Equipements Electriques Moteur

05/04/17 / #20170125193

Cover of a contactor of starters for motor vehicle

The present invention refers to a cover (17) of a contactor (1) of a starter for motor vehicle, comprising—a plastic portion (18) delimiting a contact chamber (15) volume,—two plugs (43, 45) in an electrical conductor material which cross the plastic portion, each of the two plugs (43, 45) having an... Valeo Equipements Electriques Moteur

03/30/17 / #20170092453

Improved micro-solenoid contactor for a motor vehicle starter, and corresponding starter

The invention essentially relates to a contact-breaker (1) for a heat engine starter, comprising: —a cap (30); and —a micro-solenoid (41) that comprises a coil (42) which is stationary relative to the cap (30), and a core (43) which is translationally movable relative to the cap (30) between a starting... Valeo Equipements Electriques Moteur

03/30/17 / #20170093234

Forged magnet wheel for a motor vehicle alternator provided with permanent interpolar magnets

The pole wheel according to the invention is intended for the rotor of a Lundell rotating electric machine. The pole wheel is obtained entirely by forging and comprises a central core provided with a central bore in a central axis of the pole wheel intended to receive a shaft of... Valeo Equipements Electriques Moteur

03/23/17 / #20170085145

Interconnection element for connection of stator coils

An interconnection element (24) for connecting the stator coils of a polyphase rotary electric machine (2), including a plurality of conductive layers stacked axially, including the same number of solid base layers (26, 28, 30), and additional layers (32, 34, 36), each formed by a plurality of ring portions, each... Valeo Equipements Electriques Moteur

03/16/17 / #20170077788

Electronic assembly for a rotary electrical machine for a motor vehicle

An electronic assembly (10) for an electrical rotating machine. The electronic assembly comprises a plastic overmoulded casing component (100) comprising housings (100 for receiving power modules (200), a power-conducting part overmoulded in the casing component and comprising a plurality of ground and phase traces (103a, 103b. 102), assembly openings (104′,... Valeo Equipements Electriques Moteur

03/09/17 / #20170070110
03/02/17 / #20170062164

Improved micro-solenoid contactor for a motor vehicle starter, and corresponding starter

A contact-breaker for a heat engine starter comprises a cap, a micro-solenoid having a coil which is stationary relative to the cap, and a core which is translational relative to the cap between a starting position and an end position. At least two contact terminals are stationary relative to the... Valeo Equipements Electriques Moteur

03/02/17 / #20170063265

Excitation circuit of a motor vehicle alternator, voltage regulator, and alternator which incorporates it

The excitation circuit according to the invention controls an excitation current (lexc) in an excitation winding (2) of an alternator by means of an on-board network voltage control loop (Vbat+, 3) of the vehicle, and comprises a first MOS power transistor (9) which is connected between a first positive supply... Valeo Equipements Electriques Moteur

02/23/17 / #20170053763

Contact device of a starter contactor

A contact device (15) of a starter contactor (1) comprising: —a contact rod (17) made of an electrically insulating material, —a contact strip (19) made of an electrically conducting material comprising a hole (19a) in which is mounted the contact rod (17), —a squashing spring (25), —a restoring spring (27),... Valeo Equipements Electriques Moteur

02/16/17 / #20170047796

Electrical machine stator with optimised notch filling, and corresponding production of the said stator

The invention relates mainly to an outer stator (15) for a rotary electric machine, comprising a body (16) provided with a yoke and teeth (25), with slots (28) being defined between pairs of teeth, as well as a winding comprising conductors having segment structures (38) inserted inside the slots (28).... Valeo Equipements Electriques Moteur

02/16/17 / #20170047797

Electrical machine stator with a small input radius, and corresponding production of the said stator

The invention essentially relates to an outer stator (15) for a rotary electric machine, comprising a body (16) equipped with a yoke and teeth (25) arranged on the internal periphery of the yoke (26), with slots (28) being defined between pairs of teeth (25), in which the teeth do not... Valeo Equipements Electriques Moteur

02/16/17 / #20170047830

Method for production of an electrical machine stator comprising a preforming step, and corresponding wound stator

The invention essentially relates to a method for the production of a winding of a stator (15) comprising a body equipped with slots (28), comprising: a supply step consisting in supplying a winding unit with a bundle of conductors (37); and a pre-forming step consisting in moving the winding unit... Valeo Equipements Electriques Moteur

02/09/17 / #20170040851

Electrical machine stator without tooth roots, and corresponding production of the said stator

The invention primarily relates to a stator of a rotary electric machine, comprising a body (16) provided with a yoke (26) and teeth arranged along an inner periphery of the yoke (26), wherein the teeth, in pairs, define notches. The stator, which is free of tooth roots, further comprises outer... Valeo Equipements Electriques Moteur

02/09/17 / #20170040858

Method for production of an electrical machine stator winding, and corresponding stator

The invention essentially relates to a method for the production of a winding of a rotary electric machine stator, comprising the following steps: forming a winding web (52) comprising a plurality of conductors (37); placing the winding web (52) in a comb (83); winding the winding web (52) around a... Valeo Equipements Electriques Moteur

01/19/17 / #20170018983

Rotatable electrical machine

A rotatable electrical machine (1), particularly for a motor vehicle starter. The machine has an axis of rotation (X) and comprises a stator (2a) including: a generator field coil (4); including at least one wire (4a) comprising aluminum; and at least one pole shoe (3), including a winding core (31)... Valeo Equipements Electriques Moteur

01/19/17 / #20170019002

A forging a magnet wheel for a motor vehicle alternator, cold forging die, and magnet wheel obtained by means of this method

The method according to the invention involves a hot-forging step and a cold-forging step that occurs after the hot-forging step. A polar wheel (10, 11) incorporating a plurality of finite chamfers (102) formed on exterior parts of the polar teeth (10g, 11g) is produced during the hot-forging step. According to... Valeo Equipements Electriques Moteur

01/05/17 / #20170005535

Interconnector for a stator of an electrical machine and stator of an electrical machine comprising an interconnector of this type

An interconnector having circular conductors for a stator of a polyphase rotary electric machine including a body having a winding provided with a plurality of coils each having input and output ends, the interconnector comprising a first portion including at least three circular conductors having an annular shape stacked axially... Valeo Equipements Electriques Moteur








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