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WO/2024/087934A1 |
The present invention relates to the field of steam turbine generator static magnetic excitation technology, and provided is a connection structure for an electric generator rotating shaft and an external slip ring shaft, which comprises...
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WO/2024/084845A1 |
This electric motor comprises: a rotary shaft, the axial direction of which is the direction in which the axis thereof extends; a commutator that is attached to the rotary shaft; at least one brush that is in contact with the commutator;...
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WO/2024/084849A1 |
This electric motor comprises: a rotary shaft, the axial direction of which is the direction in which the axis thereof extends; a commutator that is attached to the rotary shaft; a brush that is in contact with the commutator; and a brus...
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WO/2024/084844A1 |
This electric motor comprises: a rotary shaft, the axial direction of which is the direction in which the axis thereof extends; a commutator that is attached to the rotary shaft; a brush that is in contact with the commutator; a brush ho...
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WO/2024/074995A1 |
The present invention provides a brush holder (10) for an electric machine (100). The electrical machine (100) includes a body (200). The body is having a left side portion (20a) and a right-side portion (20b). The base or mounting struc...
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WO/2024/068156A1 |
The invention relates to a traction drive (10) for an at least partially electrically driven motor vehicle, comprising a shaft (11) with a rotor shaft section (14) and a transmission shaft section (24) which is arranged coaxially to the ...
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WO/2024/063013A1 |
This brush unit is attached to a conductor, and contacts a shaft conduction part provided to a rotary shaft to electrically connect the conductor and the shaft conduction part. The brush unit comprises a recessed holder, a brush that con...
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WO/2024/013054A1 |
The invention relates to a rotor (RO) for an externally excited electric machine, having: an assembled rotor shaft (RW) with a cylindrical hollow shaft body (HWK), at the respective axial end of which a shaft stub (WS) is arranged, where...
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WO/2024/003270A1 |
The invention relates to a drive unit (1) for a motor vehicle, comprising a machine (2) having a rotor (3), which has a shaft (9), and which can be rotated about an axis of rotation (5) relative to at least one component (14) of the mach...
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WO/2023/248586A1 |
This electric motor comprises: a rotating shaft the axial direction of which is the direction in which the axis extends; a commutator that is attached to the rotating shaft; a brush that adjoins the commutator; and a brush spring for pus...
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WO/2023/242936A1 |
A direct-current motor 1 according to the present invention comprises a magnet 3 disposed on the inner surface of a yoke 2, an armature 4 disposed on the inner surface of the magnet 3, and a brush 14 in sliding contact with a commutator ...
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WO/2023/223662A1 |
This electric motor comprises: a rotor having a rotation shaft extending in the axial direction; a commutator attached to the rotation shaft; a brush in contact with the commutator; and a brush spring for pressing the brush against the c...
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WO/2023/223661A1 |
This electric motor comprises: a rotor having a rotating shaft extending in an axial direction; a commutator attached to the rotating shaft; a brush having a front end surface in contact with the commutator and a rear end surface located...
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WO/2023/210091A1 |
Disclosed is a wound-field rotating electric machine comprising: a rotor and a stator; and a power feeding device on the stationary side. The power feeding device comprises: first and second brushes; first and second holder members that ...
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WO/2023/205679A1 |
A rotating brush assembly for an electric motor, including a commutator and a plurality of brushes, each of the brushes rotatingly mounted on an axle disposed between arms coupled to respective first and second brush holders, wherein the...
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WO/2023/193912A1 |
The invention relates to an electric machine (10) comprising: - a fixed stator body (38), - a rotatable rotor shaft (34) that is mounted by way of a shaft radial bearing (26), - a ferromagnetic rotor body (32) that is fastened on the rot...
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WO/2023/188591A1 |
A terminal that is secured to a resin component included in an electric motor and is connected to an electric wire disposed in the electric motor, the terminal including an insertion part inserted into the resin component by press fittin...
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WO/2023/188590A1 |
This electric motor includes a rotor having a rotating shaft extending in an axial direction, a commutator attached to the rotating shaft, brushes in contact with the commutator, brush springs for pressing the brushes against the commuta...
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WO/2023/188779A1 |
This electric motor comprises: a rotor having a rotating shaft extending in the shaft center direction; a commutator attached to the rotating shaft; a brush contacting the commutator; a brush holder having a brush housing portion for hou...
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WO/2023/182603A1 |
The present invention relates to an alternating current generator comprising: a motor; a power generation unit for generating, in response to driving of the motor, three-phase alternating current power by means of the rotation of a rotor...
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WO/2023/156206A1 |
The invention relates to a rotor (1) for an electric machine comprising a rotor head (2), a plurality of rod-type winding elements (3, 3.1, 3.2) and a winding head arranged axially adjacent to the rotor head (2). The winding head has two...
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WO/2023/144893A1 |
The present invention is a rotating electric machine having a brush holder for holding a brush. The rotating electric machine is provided with, on one end side in the axial direction, a first cover through which a rotor shaft passes. In ...
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WO/2023/143905A1 |
The invention relates to an assembly (5) for a rotor (1) of an electrically excited electrical machine, comprising: - a rotor shaft (6) connected for conjoint rotation to a rotor core (2) of the rotor (1); - a slip ring module (7) compri...
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WO/2023/135955A1 |
The present invention achieves both the life extension of and the size reduction of an electric motor using an auxiliary brush. An electric motor (1) comprises a rotor (20) having a shaft (21) and a plurality of coils (22), a commutator ...
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WO/2023/120635A1 |
The present invention is a sliding contact material for a motor brush, the sliding contact material being obtained by using pure Ag as a matrix and dispersing ZnO particles and Ta2O5 particles in the matrix, wherein the content of the Zn...
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WO/2023/119924A1 |
This electric motor includes a rotor having a rotating shaft, a commutator attached to the rotating shaft, a brush in contact with the commutator, and a brush spring including a constant force spring configured by a strip of wire and bei...
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WO/2023/119801A1 |
This electric motor comprises: a commutator; a brush that makes contact with the commutator; a brush holder that holds the brush and has a capacitor housing portion; a terminal that is electrically connected to the brush; and a capacitor...
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WO/2023/119839A1 |
This electric motor comprises: a rotor that has a rotating shaft; a commutator that is attached to the rotating shaft; a brush that is in contact with the commutator; and a brush box that houses the brush. The brush box has: a resin memb...
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WO/2023/108919A1 |
A busbar assembly, a stator assembly, an electric motor, and a power-assisted bicycle. The busbar assembly (100) comprises an annular support frame (140), a first bus bar (110), a second bus bar (120) and a third bus bar (130), wherein t...
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WO/2023/094092A1 |
A rotor shaft for a rotor of an electric machine is described. The rotor shaft comprises a shaft part which extends along the axis of rotation of the rotor and which has a rotor body region for arrangement in the rotor body of the rotor....
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WO/2023/094195A1 |
The invention relates to an arrangement for grounding a shaft (7), in particular a rotor shaft of an electric machine, comprising a grounding hub (13) which is tubular at least in sections and is electrically conductively connected to an...
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WO/2023/096796A1 |
A motor end cap for a brushed direct current (DC) electric motor includes dust passages extending therethrough that facilitate dust migration out of the motor. The brush dust migrates from an interior of the motor to outside of the motor...
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WO/2023/067290A1 |
A suction system (10) is intended to suck up dust generated by a brush (1) rubbing against a rotary element (3) of a rotating electric machine without excessively sucking up the surrounding air. For this purpose, the suction system compr...
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WO/2023/049001A1 |
An alternator (100) includes a housing (102) and a rotary shaft (118). The alternator (100) includes one or more brushes (136) supported by the housing (102). The alternator (100) includes a slip ring assembly (138, 638) coupled to the r...
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WO/2023/047331A1 |
An electric motor is provided. The electric motor can include a first submotor that includes a first stator component and a first rotor component, one of the first stator component and the first rotor component including a plurality of f...
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WO/2023/033407A1 |
The present invention relates to a vertical-axis-type wind turbine comprising a high-temperature superconducting generator having a mass-impregnation cooling structure for a cryogenic coolant. The technical subject matter of the present ...
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WO/2023/020142A1 |
A novel DC motor comprising an accelerator and an energy storage ring. A number Z of hollow tubes (1) are embedded in Z slots of a rotor of the DC motor. Two ends of the Z hollow tubes (1) are connected to rotor commutator rings (2) to f...
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WO/2023/007949A1 |
Provided is a fixation structure for a choke coil (15) that is electrically connected to a brush (11) that comes into sliding contact with a commutator, and in which a ferrite core (16) is accommodated. The fixation structure comprises: ...
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WO/2023/273006A1 |
A novel traction motor line-connecting structure and a binding method. A plurality of convergence rings arranged on one plane, so that the axial space is reduced; and the binding pieces (5) and the separately designed insulating pieces a...
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WO/2023/272728A1 |
A motor stator, which comprises a stator core (110), a winding (120) mounted within a winding slot of the stator core (110), and a busbar (130) electrically connected to the winding (120); the winding (120) comprises a plurality of line ...
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WO/2022/252446A1 |
A rotor, a motor, and a household appliance. The rotor comprises a rotating shaft (100), an iron core (200), an end ring (300), a magnet (400), and a shielding member (500). The iron core (200) is arranged around an outer peripheral wall...
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WO/2022/252460A1 |
A rotor, a motor, and a household appliance. The rotor comprises a rotating shaft (100), an iron core (201), an end ring (300), a magnet (400), and a shielding component (500); the iron core (201) is wound on the outer peripheral wall of...
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WO/2022/246497A1 |
A generator comprises a pair of coaxially aligned rotors including an inner rotor disposedwithin an outer rotor that combine to form a magnetic field and armature pair. First andsecond prime movers rotate the rotors in opposite relative ...
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WO/2022/234764A1 |
An electric contact member (1) has a contact surface (11) for facing an counterpart member. The electric contact member (1) includes: carbon particles (12); copper particles (13); and a low ionization-potential metal (14) having a lower ...
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WO/2022/233550A1 |
The invention relates to a rotor, in particular for a current-excited synchronous machine, comprising a rotor main body which has a plurality of rotor teeth, the rotor teeth being wound with a conductor material in order to form a windin...
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WO/2022/201521A1 |
Provided is a motor with a brush, the motor being capable of suppressing the occurrence of burrs on a long, linear-shaped conductor, thereby reducing electrical shorting defects and enhancing reliability. The invention comprises: a cylin...
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WO/2022/202274A1 |
Provided is an electric motor capable of reducing influence of magnetic flux, which is generated by an armature winding, on a constant force spring. A magnetic motor (1) comprises: a rotor (20) having a rotation shaft (21), and a commuta...
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WO/2022/202272A1 |
Provided is an electric motor that is easily assembled and in which a spring for pressing a brush onto a commutator does not easily come off. An electric motor 1 is provided with: a rotor (20) having a commutator (30) mounted on a rotary...
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WO/2022/189478A1 |
The invention relates to a hollow rotor shaft for a rotor, which rotates about a longitudinal axis, of an electric machine, comprising a cylindrical casing (2), which surrounds a shaft cavity (3), and end flanges (4) arranged on the cyli...
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WO/2022/180922A1 |
This rotating electric machine is for reducing wear and deformation caused by the mechanical factors of a brush of an excitation-type rotating electric machine due to brush-type power supply, and for ensuring long-term soundness of the b...
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