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Patent Searching and Data


Matches 1 - 50 out of 13,779

Document Document Title
WO/2019/207240A1
The invention relates to a stator comprising a longitudinal axis O, a neodymium-, iron- and boron-based magnet with a support face in contact with an internal surface of a yoke (10 of a stator (1) for a rotary electric machine, the magne...  
WO/2019/178788A1
A rotor assembly (10) for a DC motor is provided which comprises a rotor (12) having a rotor shaft (18), a commutator (20) mounted to the rotor shaft (18), and a varistor (22) which is connected to the commutator (20) via an electrically...  
WO/2019/138662A1
According to the present invention, a coil (7) is continuously wound in a single pass around each of a series of teeth (50), and connected to each segment (14).  
WO/2019/080611A1
A wheel-side motor for an electric vehicle, which relates to the technical field of electric vehicles. The wheel-side motor consists of a shaft (1), a hub (2), a stator core (3), an armature winding (4), permanent magnets (5), a brake di...  
WO/2019/083239A1
The present invention relates to a DC commutator motor winding structure comprising: a core (10) having K teeth (T) formed thereon radially; a commutator (20) which is coupled to the upper portion of the core (10), and which has K commut...  
WO/2019/072895A1
The invention relates to a fuel pump (2) comprising an electric motor (4), a pump stage (6) that can be driven by the electric motor (4), and a fuel pump housing (8, 9, 10) receiving the electric motor (4) and the pump stage (6), said fu...  
WO/2019/031857A3
The purpose of the present invention is to provide a DC power generation device comprising: a field magnet (140) having multiple field magnet iron cores (141) around which field magnet coils (142) are wound; an armature coil (152) formed...  
WO/2019/049607A1
Provided is a motor that can switch the rotational speed of an armature by switching the energization pattern of a brush, wherein the motor can reduce a current ripple. Equalizing wires 52 short circuit a 1st segment and a 7th segment, s...  
WO/2019/049582A1
Provided is a motor that can switch the rotational speed of an armature by switching the energization pattern of a brush, wherein the motor can prevent the occurrence of a non-energization condition and reliably cause the armature to rot...  
WO/2019/031857A2
The purpose of the present invention is to provide a DC power generation device comprising: a field magnet (140) having multiple field magnet iron cores (141) around which field magnet coils (142) are wound; an armature coil (152) formed...  
WO/2019/031677A1
The present invention relates to a variable-flux universal motor having a flux regulator. When the flux regulator is rotated, rotational speed is regulated while flux flow changes. A variable-speed universal motor according to the presen...  
WO/2019/028031A1
A brushless motor includes a rotor and a stator having four slots into which electrical coils are placed. The stator may include a means for limiting cogging. The brushless motor having a high torque constant, low coil resistance, low co...  
WO/2019/025334A1
The invention relates mainly to an electrical rotating machine, the machine (10) comprising: - at least one bearing (18), - a heat sink (52) mounted on the bearing, and - an electronic control module (47) mounted on the heat sink. Moreov...  
WO/2019/027197A1
The present invention relates to a high-voltage power generator having a single coil stator. More specifically, the high-voltage power generator according to the present invention includes one coil stator, which is a non-magnetic coil st...  
WO/2019/013689A1
A vehicle propulsion system comprises a combustion engine (2) with a flywheel (3) secured to a crank shaft (4) of the engine. A starter motor and a generator are combined in one electric machine (10) having a stator (11) rigidly connecte...  
WO/2018/207383A1
Provided is a direct current motor that suppresses cogging torque and reduces electromagnetic oscillation. A direct current motor 101 is provided with the following: a cylindrical permanent magnet 112 that is disposed inside of a yoke ho...  
WO/2018/199271A1
The present invention provides a permanent-magnet-field DC motor that increases to a higher output, and reduces the supply current or reduces the spark that occurs between a brush and a commutator, while reducing the usage amount of an e...  
WO/2018/163120A1
An armature (50) for an electric machine is provided having a plurality of brushes (52, 54, 56, 58) and a plurality of conductive segments (66) spaced about a rotation axis thereof. The segments (66) form a ring (62) and are electrically...  
WO/2018/149615A1
The invention relates to a brush module (10) for a rotating electrical machine, in particular current-excited synchronous machine, wherein the brush module (10) has at least two brushes (12) for the electrical contact connection of slip ...  
WO/2018/139827A1
The present invention relates to a brush motor. The purpose of the present invention is to provide a brush motor wherein the same is structured to have four poles, twenty-four slots, and two brushes; the pole arc/pole angle ratio, which ...  
WO/2018/139246A1
[Problem] To provide a structure with which it possible to maintain a constant distance between a permanent magnet and each phase of an electromagnetic coil. [Solution] Each electromagnetic coil is constituted as a tightly-wound air-core...  
WO/2018/134543A1
The invention mainly relates to a DC and brushed rotating electrical machine (10) for traction, comprising an armature (12) formed by a rotor provided with a winding and an inductor (11), characterised in that the inductor (11) has a sep...  
WO/2018/130859A1
An electrical machine comprising: a first rotor, the first rotor producing a first magnetic field having a first number of pole pairs; a second rotor comprising a plurality of pole pieces, the plurality of pole pieces being arranged to m...  
WO/2018/121548A1
A DC electric drive apparatus and an electric device. The DC electric drive device (10) is provided in an electric device to drive the electric device, and comprises: a DC motor (11), for driving the electric device; a DC power source, f...  
WO/2018/111646A1
A low-profile DC brush motor has a disk shaped commutator and a disk shaped lamination stack. The lamination stack has a diameter and a height with a diameter to height ratio in the range of (6.0 - 8.0) to 1. The disk shaped commutator h...  
WO/2018/105889A1
A direct current motor for a vehicle, according to the present invention, comprises: a cover assembly (10); a yoke assembly (30) having a lower housing (40) coupled with the cover assembly (10), and a plurality of excitation poles (31) a...  
WO/2018/091242A1
The invention relates to an electric machine (10), in particular for moving movable parts in a motor vehicle, comprising a commutator (55), which is arranged on a rotor shaft (20) and which can be connected to a current source in an elec...  
WO/2018/091493A1
The invention relates to an electric machine (10) and system kits for electric machines (10), in particular for adjusting movable parts in a motor vehicle, comprising a commutator (55) which is arranged on a rotor shaft (20) and which ca...  
WO/2018/087998A1
This rotating body is provided with: a rotary shaft; a rotor that is attached to the rotary shaft; a fan that is attached to the rotary shaft and that rotates in association with rotation of the rotary shaft; and a balance weight that is...  
WO/2018/072397A1
A stator (100) of a single phase direct current motor for a fan, a single phase direct current motor, and a fan. The stator (100) comprises: a plurality of toothed portion blocks (1) combined together to form a ring shape, a plurality of...  
WO/2018/059921A1
The invention relates to a motor (1) for a circuit breaker drive and to the use thereof, said motor (1) having a rotor, which is movably mounted by means of a first and a second end shield (3, 4). A laminated core (5) at least partly spa...  
WO/2018/039372A1
A system for automatically magnetically gripping non-magnetic objects. The system includes a robotic arm, a magnetic actuator, and a free magnetic element. The magnetic actuator may be coupled to an end effector of the robotic arm. A non...  
WO/2018/018094A1
An electrical generator has an armature locate inside a co-axial magnetic field. Each of the armature and the magnetic field has a first axial end mounted to a drive shaft and a second axial end which is free. The respective drive shafts...  
WO/2018/019864A1
The invention relates to an actuator drive (1) of a motor vehicle, having an electrical drive motor (5), which has a motor shaft (7), and having a transmission (3) arranged downstream thereof, in particular a worm gear or spur gear helic...  
WO/2018/018777A1
An electric tool (100), comprising a motor (30). The motor (30) has: a rotor (33), configured to rotate along a central axis; a stator (31), comprising a ring yoke (341) and multiple teeth (342, 343, 344, 345, 346, 347) formed by means o...  
WO/2018/016133A1
A power feeding mechanism has a bus bar 58 which connects power feeding brushes 31a, 31b and an external power supply, and has a first terminal piece 60, one end of which is connected to the power feeding brushes, and a second terminal p...  
WO/2018/012167A1
In order to solve the problem of providing an engine starting device which has high reliability and with which a voltage reduction can be prevented without providing additional circuits, this engine starting device is equipped with an el...  
WO/2017/220932A1
Disclosed is a claw-type rotating electric machine which has an axis X and the inductor of which has air gap surfaces that are arranged in such a way as to lie across from an armature of an electric machine along the axis X.  
WO/2017/190292A1
An efficient laminated coreless generator and a manufacturing method therefor. The generator is provided with stator coils fixed to an external fixing frame (2) and rotators driven by means of a rotating shaft (1), the rotators being fix...  
WO/2017/182386A1
An electrical disc rotor machine is equipped with at least one rotor and at least one at least partially corresponding stator, wherein the at least one rotor and the at least one stator each have an end side, which end sides face one ano...  
WO/2017/084658A3
The aim of the invention is to produce an electric machine with very low iron loss, close to zero, for use in particular as a wind generator, lift drive or motors in electric vehicles. The rotating electric machine in a number of variant...  
WO/2017/163333A1
A collar (14b) is disposed on an outer peripheral surface of a rotor shaft (12) and is integrated with a cylindrical part (14) via a hole part (12a) penetrating through an outer wall part of the rotor shaft (12).  
WO/2017/084658A9
The aim of the invention is to produce an electric machine with very low iron loss, close to zero, for use in particular as a wind generator, lift drive or motors in electric vehicles. The rotating electric machine in a number of variant...  
WO/2017/134387A1
The invention relates to an electric motor for a motor vehicle starter, comprising: at least two positive-polarity brushes; at least one electrical connection bridge (91, 92) in the form of a flat section (961) connecting to the positive...  
WO/2017/126381A1
In the present invention segments (14) have risers (15) around which winding wires (7) are wound, and the winding wires (7) leading out from the armature core (6) form a winding part (80) wound in the same direction on the rotary shaft, ...  
WO/2017/110420A1
Provided is a DC motor that can be reduced in size while choke coils and a capacitor are mounted to a brush holder to eliminate radio noise. A DC motor 1 is configured so as to be provided with a brush holder 14, the brush holder 14 bein...  
WO/2017/078653A1
A power plant comprising an electric power generator (4), a direct current motor (2) with a powered armature, a mechanical transmitter (3) to transmit torque from the DC motor shaft to the power generator shaft, an accumulator battery or...  
WO/2017/078542A1
A method, system and device for an electric generator comprising dynamically selectable number of generator disk assemblies.  
WO/2017/064699A1
The invention relates to an electric motor comprising: (A) a ring-like rotor which comprises: a plurality of electromagnets that are equi-angularly spaced and equi- radially disposed in a ring-like manner; and, (B) a stator which compris...  
WO/2017/055731A1
The invention relates essentially to a rotor (10) of a motor vehicle starter, comprising a body (11) and a winding formed by aluminium conductors (13) mounted in slots (14) in said body (11), a commutator (19) comprising copper contact b...  

Matches 1 - 50 out of 13,779