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Patent Searching and Data


Matches 1 - 50 out of 16,183

Document Document Title
WO/2021/084853A1
This metal material for a sliding contact has a substrate formed from copper or a copper alloy, and a Pd-containing layer that is formed as an outermost layer on at least one part of the substrate and that contains 95 mass% or more of Pd...  
WO/2021/084855A1
This electric motor comprises: a rotor having a rotating shaft; a commutator mounted to the rotating shaft; an elongate brush having a front end and a rear end; a brush spring which is a coil spring for pressing the brush onto the commut...  
WO/2021/070458A1
This electric motor comprises: a rotor having a rotating shaft, a commutator attached to the rotating shaft, an energizing brush in contact with the commutator, and an auxiliary brush in contact with the commutator, wherein the commutato...  
WO/2021/063562A1
The invention relates to a shaft (8) comprising a bushing for a power conductor (13, 14) and a bracket (24) for positioning the power conductor (13, 14). The bracket (24) is able to fix the power conductor (13, 14) in or over an inflecti...  
WO/2021/051889A1
Disclosed is a single-phase quadrupole series excited electric motor. A stator is fixed in a rack; four first tooth grooves are evenly provided in the stator in the circumferential direction; an exciting winding is wound in each first to...  
WO/2021/049449A1
This electric motor (1) detects the the rotational speed thereof on the basis of the current ripple of a current waveform of the electric motor and is provided with: a rotor (20) having a shaft (21) that is a rotating shaft; a commutator...  
WO/2021/049452A1
This electric motor (1) comprises: a rotor (20) that has a shaft (21); a commutator (30) that is attached to the shaft (21); a first energizing brush (41) and a second energizing brush (42) in contact with the commutator (30); and a firs...  
WO/2021/049453A1
An electric motor (1) comprises: a commutator (30) having a plurality of commutator segments (31); a first energizing brush (41) and a second energizing brush (42) which are in contact with the commutator (30); and a first auxiliary brus...  
WO/2021/043141A1
The invention provides an end cover assembly of a motor. The end cover assembly comprises an end cover, a capacitor fixed on the end cover, and a brush, an inductor, and a power supply terminal connected in series. A main body portion of...  
WO/2021/041434A1
An improved counter-rotating (CR) differential electric motor assembly is utilized to power an aircraft vehicle or fan for moving a gas and includes two oppositely rotating propellers that may be mounted to horizontal flight and vertical...  
WO/2021/041435A1
A rotational slip ring assembly for an improved counter-rotating (CR) differential electric motor assembly is utilized to power an aircraft vehicle or fan for moving a gas and includes two oppositely rotating propellers that may be mount...  
WO/2021/031783A1
The present application provides a busbar, a busbar main body, a motor, an electric power steering system, and a vehicle. The busbar comprises: a framework, the framework being an insulating member; multiple bus bars, each bus bar compri...  
WO/2021/018063A1
Disclosed is a motor for handheld electric tool The motor comprises: an integral stator, a plurality of protrusions extending outwardly in a radial direction thereof being arranged at an outer side of the stator; a rotor arranged at an i...  
WO/2021/015427A1
The present disclosure relates to a method and system for manufacturing a motor in which noise and current ripple caused by mechanical friction between a brush and a commutator have been reduced. In detail, a motor manufacturing method o...  
WO/2021/010307A1
The present invention addresses the problem of providing a structure capable of stably removing noise. This direct current electric motor is provided with a brush which is in sliding contact with a commutator, a brush holder base which...  
WO/2021/007834A1
A synchronous electrically excited motor (10) and application thereof. The synchronous electrically excited motor (10) comprises a stator assembly (200), a rotor assembly (300), and a conductive device (100). The conductive device (100) ...  
WO/2021/000509A1
An automatic winding assembly, comprising: a winding mechanism (1); a motor (2), which is used for driving the winding mechanism (1) to rotate; a first control mechanism (3), which is used for controlling the motor (2) to rotate forwards...  
WO/2020/255807A1
This electric motor (2) is provided with: a rotor (10) having a shaft (13) and a commutator (14) attached to the shaft (13); a brush (60) having a first end making contact with the commutator (14) and a second end positioned on the oppos...  
WO/2020/250600A1
Provided is a structure for connecting a commutator having a plurality of conductive commutator pieces and an armature winding formed by providing an insulating coat on the surface of a metal conductive wire. The commutator pieces have a...  
WO/2020/239299A1
The invention relates to a rotor (14) for a rotating electrical machine (10), comprising: - a rotor shaft (40), - a rotor winding (28) on the rotor shaft (40), - a slip ring body (22) disposed at an axial end (26) of the rotor shaft (40)...  
WO/2020/231749A1
A slip ring assembly includes a housing having a stator that rotatably supports a rotor. The rotor includes conductive disks that are electrically connected to respective conductors extending through a rotor shaft. The stator includes br...  
WO/2020/202826A1
The present invention achieves a motor device in which a lead wire of an electronic component accommodated in a housing is accommodated easily and reliably in a holding part provided in the housing. This motor device has: a motor housing...  
WO/2020/200715A1
A rotor shaft (12) of an electric motor, in particular of an electrically excited synchronous machine, is composed of a shaft body (20) and a power transmission module (22), the shaft body (20) having a tubular open end that faces the po...  
WO/2020/200973A1
The invention relates to a retention system (11) for an end wire (15, 16) of an electric rotor winding, the system comprising a housing (50) for accommodating the wire, said housing extending between two side walls (52) connected togethe...  
WO/2020/197089A1
The present invention relates to a brake or steering system including an actuator (6, 7), and an electromotor arrangement (10) comprising a rotatably mounted shaft (12) for driving the actuator (6, 7), a first pair of brushes (14), a sec...  
WO/2020/194191A1
A grounding device mountable onto an electrical motor housing proximate an electrical motor shaft, the grounding device including a fixed mounting frame, having mounting means for mounting onto the electrical motor housing and a conducti...  
WO/2020/165252A1
Mechanical commutator (40) for electric machine (1) suitable for supplying power via a polyphase current system comprising q phases, where q is a positive integer strictly greater than 1, to a rotary electric machine rotor (3) having 2*p...  
WO/2020/163098A1
A generator grounding module selectively mountable to a support bracket and selectively engageable with a rotor includes a plate member movable along a mounting axis to selectively attach the generator grounding module to the support bra...  
WO/2020/148014A1
The invention relates to a brush module (1) for a slip ring system of a current-energised electric machine for a motor vehicle for supplying a rotor of the electric machine with current, wherein the brush module (1) can be secured to a c...  
WO/2020/148952A1
The motor according to an embodiment is provided with: a commutator provided on a rotating shaft; a brush making contact with the commutator; a bracket having a wall surface facing the brush; and a deformation portion making contact with...  
WO/2020/138550A1
The present invention relates to a driving machine in which a motor and an alternator are fused, comprising two rotors of which a first rotor is in charge of generating a magnetic force with a motor stator and a second rotor is formed to...  
WO/2020/125874A1
The invention relates to a commutator motor having a housing, a rotor bearing a winding and a commutator and being rotatably mounted about a rotor axis, a permanent magnet stator, a brush support plate (7), arranged substantially at a ri...  
WO/2020/121280A1
A slip ring assembly comprising: a plurality of conducting disks being spaced-apart and stacked mounted along a common rotation axis, each being electrically connectable and fixedly securable to a generator mounted in a rotatable nacelle...  
WO/2020/110986A1
The present invention is a conductive material comprising 10 to 70% by mass inclusive of Ag, 30 to 90% by mass inclusive of Pd, more than 5% by mass and 45% by mass or less of Ni and unavoidable impurities, wherein the ratio of the Ni co...  
WO/2020/105501A1
The purpose of the present disclosure is to provide a motor and a brush housing part that can be easily made to hold a brush. The motor (1) is provided with a rectifier (3), a brush (81), a first spring (91), a second spring (92), and a ...  
WO/2020/075993A1
The present invention relates to a blower motor for a vehicle air conditioner, and the objective of the present invention is to improve major design factors so as to have excellent cogging torque, ripple current, core loss, and unbalance...  
WO/2020/064888A1
The invention relates to a coil (7, 8) for a transfer of electrical energy, comprising at least a main body (15, 16), a winding (13, 14), which is held on the main body (15, 16), a coil core, which is arranged in a region between the mai...  
WO/2020/066953A1
One embodiment of this motor of the present invention comprises: a rotor that has a shaft extending along a central axis, and a commutator fixed to the shaft; a brush assembly that is electrically connected to the rotor; and a housing th...  
WO/2020/059512A1
This coreless motor with a flat brush comprises: an armature; a magnet; a housing; a bracket; a brush; a brush holder; cover plate; a thermally conductive molded body; and a heat insulating material. The armature is integrally molded wit...  
WO/2020/034606A1
Provided are a direct current motor commutator structure and a direct current motor, relating to the technical field of commutators. The structure comprises: a commutator seat, wherein the commutator seat comprises a front pressing ring,...  
WO/2020/022647A1
An embodiment relates to a motor comprising: a housing; a stator disposed in the housing; a rotor disposed in the stator; a shaft coupled to the rotor; a cover disposed on the housing; a core disposed at the cover; a plurality of brushes...  
WO/2020/022047A1
This motor is provided with a bracket, a terminal provided in the bracket, and a frame to which the bracket is fixed, wherein: said terminal can be electrically connected to the outside; said bracket is provided with an outer peripheral ...  
WO/2020/020723A1
The invention relates to a slip ring (1), to a slip ring unit (17), and to an electric machine, in particular for use in a wind turbine. The slip ring (1) comprises insulating regions (9) and respective contact regions (5) arranged betwe...  
WO/2020/020533A1
The invention relates to a slip ring (1), a slip ring unit (17), and an electric machine comprising such a slip ring (1). The slip ring (1) is used to transmit electric energy from a stationary unit (13) to a contact region (5) via an el...  
WO/2020/012099A1
A system for transferring current between a rotating element and a fixed element, comprising - a support in the general shape of a sheet (10) comprising a conductive portion (11) electrically connected to the fixed element, - a brush hol...  
WO/2020/008763A1
This motor is provided with a substantially cylindrical commutator and a carbon brush that makes contact with the outer circumferential surface of the commutator. The commutator has a contact member formed from a copper alloy including c...  
WO/2019/244873A1
This motor comprises a yoke housing (12), a brush holder (21), a housing case (41) and a circuit board (72). The brush holder holds a power supply brush (22) and power supply terminals (23, 24). The housing case has a board containing re...  
WO/2019/214558A1
Disclosed are a brushed permanent magnet micromotor and an assembly method therefor. An upper stator support and a lower stator support of the brushed permanent magnet micromotor are in design whereby same are fitted together, wherein re...  
WO/2019/205973A1
Provided by the present application is an end cover used for a brushed direct current motor, the end cover being provided thereon with a power supply, two carbon brushes, and two groups of a plurality of rod inductors connected in series...  
WO/2019/194815A1
A superconducting magnet apparatus includes a plurality of superconducting magnet coil sections connected in series and housed within a cryogenically cooled, vacuum container. A power source generates a current. A first lead is electrica...  

Matches 1 - 50 out of 16,183