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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/2024/084134A1 |
The invention relates to an electric balance ring, and to a rolling bearing comprising such an electric balance ring (10) which is intended to be mounted between a fixed element (11) and a rotating element (12), and which comprises a fir...
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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/2024/068667A1 |
The present invention relates to a combined rotary feed-through having stationary and rotating contact parts for transferring fluids, data and electrical energy, comprising a housing, which has a fluid unit as a rotary feed-through for f...
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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/2024/053952A1 |
The present invention relates to: a shaft grounding device, which suppresses static electricity and electrolytic corrosion by absorbing and removing current flowing in a shaft of a driving motor, and thus prevents damage to the driving m...
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WO/2024/046446A1 |
This disclosure relates to an electrical interface, electric motor, linear electric motor, and method of manufacturing an electrical interface. There is provided an electrical interface comprising a first portion with a first conductive ...
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WO/2024/037677A1 |
The subject of the invention is a slip ring device for a doubly-fed induction generator. The slip ring device comprising multiple contact rings (1) and brushes (9), and a cooling fan. Each contact ring (1) is in a sliding contact with at...
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WO/2024/033343A1 |
The invention relates to a shaft grounding assembly (1), comprising a housing (2) which receives a shaft (3) and a fluid. The shaft (3) is paired with a grounding ring (4) which produces an electrically conductive contact between the sha...
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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/2024/007229A1 |
A slidable ring assembly (300) and a medical device (10) comprising same. The slidable ring assembly (300) comprises: at least one first conductor set, each first conductor set comprising a first conductor (310) and a second conductor (3...
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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/2024/000326A1 |
A slip ring assembly (300), comprising: a base body (301), wherein the base body (301) is configured to be annular and adapted to be made of an insulating material, and in the axial direction of the base body (301), the base body (301) c...
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WO/2023/247006A1 |
The invention relates to a discharge device (1) for discharging electric currents from a rotor part of a machine (100), the rotor part being formed with a shaft (2), comprising an axially displaceable contact element (3), which is at lea...
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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/2023/227951A1 |
The invention concerns a rolling electrical contact assembly (1) for transferring current between two relatively rotatable parts, comprising at least one power transmission set including: - a first electrode (201, 202, 203, 204,) and a s...
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WO/2023/228019A1 |
A slip ring (1) comprises a first support body (30); a first electric interface (50) associated with said first support body (30) and configured to be electrically connected to a first electric component; a plurality of conductive rings ...
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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/2023/208259A1 |
The subject of the invention is a slip ring device for a traction motor. The slip ring device comprises brushes (3), contact rings (4), and a sleeve (1) for attaching the slip ring to the traction motor rotor (2). Each contact ring (4) i...
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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/2023/202775A1 |
The invention relates to a dissipation device (10) and to a method for dissipating electrical currents from a rotor part (11) formed with an axle or shaft (15), a machine, in particular an electric motor, vehicle, rail vehicle or the lik...
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WO/2023/193522A1 |
A push-the-bit rotary steerable apparatus, comprising: an upper driving shaft (1) and a lower driving shaft (2), wherein the upper driving shaft and the lower driving shaft are coaxially arranged and fixedly connected, a circuit control ...
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WO/2023/185091A1 |
Disclosed in the present invention is an electric brush having pressure compensation for a high-low voltage ring. The electric brush comprises a fixing unit and a carbon brush, wherein the fixing unit comprises a fixing frame and an elas...
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WO/2023/186306A1 |
The invention relates to a contact piece (10) to be placed against an electrically conductive contact line, guide path or the like, and to a method for producing a contact piece, wherein the contact piece comprises a sliding contact part...
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WO/2023/190698A1 |
A connection device according to the present invention electrically connects a hollow rotating shaft and a conductor. The connection device comprises: a first conductive part attached to an end of the rotating shaft; and a second conduct...
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WO/2023/184075A1 |
The present invention relates to a conductive ring. The conductive ring comprises an annular framework and an annular elastic conductor. The elastic conductor is fixedly provided on the radial inner side of the framework. The elastic con...
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WO/2023/165791A1 |
The invention relates to a contact arrangement (100) and to a contact system, comprising a shaft (24), a contact arrangement and a contact line, in particular for making electrical contact with the shaft, comprising a circuit board (10) ...
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WO/2023/144593A1 |
The invention relates to a shaft contact device 1 to make an electrical connection between a shaft and an earth point. Device 1 has a bracket 10 for connection to a point spaced from the rotating shaft, base member 20 mounted on the brac...
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WO/2023/144407A1 |
A carbon brush (11) for use in a sliding contact in a dynamoelectric machine, comprises a brush body (111), formed of an electrically conducting low friction material, the brush body having a contact surface for providing said sliding co...
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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/2023/141366A1 |
A slidable current collector (118) has an array of terminals (306) with carbon brushes (406) for contacting conductor rails (108) to deliver electrical power to a moving work machine (100). The terminals (306) have upper sections (520) w...
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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/2023/096796A1 |
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/2023/086436A1 |
The present disclosure relates to a carbon brush for an electric motor comprising a composite of 30 to 80 wt% metallic phase comprising a major non-silver component and a minor silver component, said metallic phase comprising grain bound...
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WO/2023/084410A1 |
Connector for the electrical connection of an electrical appliance to a supply power cable comprising a rotating body (2) associated with the power supply cable, and an annular element (3) surrounding the rotating body and which, when co...
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WO/2023/072515A1 |
The invention relates to a shaft-grounding device (E) for establishing an electrically conductive connection between a rotatable shaft and a housing, wherein the shaft-grounding device (E) is ring-shaped, has multiple flexurally elastic ...
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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/2023/041468A1 |
The invention relates to a contacting ring (1) for equalizing electric potential on rotating shafts (5), the contacting ring comprising a plurality of electrically conductive, loosely arranged contact bodies (2), which are disposed, with...
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WO/2023/037891A1 |
The present invention addresses the problem of obtaining a connector device which is for an electric machinery tool and which is capable of easily performing connecting/disconnecting work while providing excellent vibration resistance an...
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WO/2023/021923A1 |
Provided is a rotary connector that can function stably over a long period of time. The invention comprises: an outer-circumferential electrode 30; an inner-circumferential electrode 20 that is inserted to the outer-circumferential elect...
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WO/2023/015821A1 |
The present application relates to a combined energy transmission device and a wind turbine. The combined energy transmission device comprises a plurality of energy transmission components which are coaxially provided; in two adjacent en...
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WO/2023/005187A1 |
The present application relates to the technical field of conductive slip rings, relates to a slip ring mandrel designed by using a three-dimensional circuit and a manufacturing method for the slip ring mandrel, and solves the problems i...
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WO/2023/006342A1 |
The invention relates to a device for drawing off electrical currents from a rotor shaft of an electric machine, which device comprises an electrically conductive contact pin (2) which is disposed axially movably in a guide sleeve (1) an...
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WO/2022/268404A1 |
The present invention relates to a current transmission sub-device of a current-excited synchronous machine (CSM) as a drive motor in a hybrid or electric vehicle. For current supply, the rotor of said current-excited synchronous machine...
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WO/2022/258309A1 |
The invention relates to a shaft-grounding device (E) for establishing an electrically conductive connection between a rotatable shaft (W) and a housing (GH), the shaft-grounding device (E) being mechanically and electrically connected t...
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WO/2022/237533A1 |
Provided are a shaft ground bearing protection device and a motor. The shaft ground bearing protection device comprises: a device body (1) of a ring shape, wherein the side wall of the device body (1) is provided with at least one mounti...
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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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