Abstract: A DC brushless motor is provided, which includes a housing, a motor assembly, a control board and a dividing plate. Wherein, the motor assembly is arranged in the housing, and a connecting terminal is arranged on it. The control board is arranged in the housing and electrically connected with the connecting terminal. The dividing plate is arranged in the housing and is used to divide the motor assembly from the control board. The disclosure is used to solve a problem of complicated internal wiring of a motor caused by a division of the motor and a controller of the conventional DC brushless motor.

Abstract: A motor comprises: a base; a first bus bar coupled to the base and comprising a first body and a first coupling portion extending from the first body; a second bus bar disposed outside the first bus bar and comprising a second body and a second coupling portion extending from the second body; and a third bus bar disposed outside the second bus bar and comprising a third body and a third coupling portion extending from the third body, wherein the first coupling portion does not overlap the second body and the third body in the axial direction, and the second coupling portion does not overlap the third body in the axial direction.

Abstract: This disclosure provides a motor. The motor includes a housing and a lid molded by pressing. The lid includes a first wall portion extending along an axial direction. One side in the axial direction of the first wall portion is tightly fitted or loose-fitted to the housing, and the other side in the axial direction of the first wall portion is connected to an external device. This structure facilitates coaxial alignment and connection between the housing and the lid and reduces costs.

Abstract: A method for welding at least three cables, each with two conductors protruding from the sheath ends of the cables includes stripping ends of the first conductors and stacking from opposite directions atop one another forming a first stack. The stripped ends of the second conductors are stacked atop one another from opposite directions at a working distance from the first stack forming a second stack. The first stack is arranged in a welding area of a welding device and welded to a first welding point, while the second stack is arranged in a waiting area spaced by the working distance from the welding area. The first welding point is moved by the working distance from the welding area to a storage area, while the second stack is moved by the working distance from the waiting area into the welding area and is welded to a second welding point.

Abstract: An example stator includes a stator body that is generally cylindrical; and a plurality of posts that protrude axially from the stator body and are arranged in a circular array about a perimeter of the stator body. Each post of the plurality of posts may include: a first slot, a second slot that is disposed radially-outward from the first slot, and a partition wall that separates the first slot from the second slot. Respective first slots are aligned circularly to form an inward circular channel about an outer peripheral surface of the stator body, and respective second slots are aligned circularly to form an outward circular channel about the outer peripheral surface of the stator body, wherein the outward circular channel is insulated from the inward circular channel via respective partition walls of the plurality of posts.

Abstract: A motor includes a rotor and a stator having a tubular stator core, first and second electrical insulators arranged on first and second axial ends of the stator care and a stator winding. Each of the first and second electrical insulators includes an outer wall part, inner wall parts and body parts. The stator winding includes first, second and third phase stator windings and each of the windings has winding parts respectively wound around teeth of the stator core, a first lead part and a second lead part. Each of the first lead parts is connected to a power supply, and each of the second lead parts is connected in common to a neutral point part. The outer wall part of the first electrical insulator assembly includes a first movement restriction part that restricts movement of the neutral point part.

Abstract: An electric motor control device includes an electric motor and a controller, and has a mechanical part and electric motor terminals that supply electric power to the mechanical part. The controller that controls a drive of the electric motor has: a unit case, a substrate located between the electric motor and the unit case, wherein the substrate has an electric circuit, a connector that receives electrical power and an input signal from an outside of the electric motor control device, relay components that have relay terminals that connect the electric motor terminals and the electric circuit, and that transmit an electrical connection between the electric motor and the substrate. The unit case fixes the substrate, the connector, and the relay components. The motor terminals extend towards the controller. The motor terminals are connected to the relay terminals of the relay components which are electrically connected to the electric circuit.

Abstract: An electric drive assembly system, a vehicle and a method for assembling an electric drive assembly system. The electric drive assembly system includes a housing including a main body and a cover. Disposed in the housing is an electric machine including a rotor shaft and a gearbox assembly which includes a gear input shaft connected to the rotor shaft and disposed coaxially therewith, to receive torque from the electric machine. An electric machine control module is configured to control the electric machine, and superposed with the electric machine and/or the gearbox assembly in a direction transverse to the gear input shaft. An electrical connection assembly, configured to electrically connect the electric machine control module to a stator of the electric machine.

Abstract: A high-voltage bus bar for electrically contacting an electrical, optionally insulated, line with two mutually adjacent, distal end portions of a ring conductor. The high-voltage bus bar includes, in the region of its first distal end, a terminal for connection to the electrical line, and its second distal end bifurcates into at least two prongs in such way that each of the at least two fork prongs forms a separate contact face which is provided to be integrally bonded to one of the distal end portions of the ring conductor.

Abstract: An electric compressor including a housing, a compression unit disposed within the housing, a motor unit housed within the housing, and an inverter unit coupled to one side of the housing to control the motor unit, wherein the inverter unit includes an inverter body coupled to one side of the housing, an inverter cover attached to a facing side of the inverter body, and a sealing member integrally formed on one side and the other side of the inverter body, wherein the electric compressor forms the sealing member simultaneously with the formation of the inverter body, eliminating the need for workers to install gaskets for sealing, thereby improving assembly between the housing and the inverter unit while maintaining sealing stability.

Abstract: A stator includes: an annular stator core having tooth portions; an insulator made of an electrically-insulative resin material and covering predetermined parts of the stator core; windings wound on the tooth portions with the insulator interposed therebetween; and terminals made of an electrically-conductive metal plate and connected with end portions of the corresponding windings. The stator is connected to an electrical connection target via the terminals. Each of the terminals has a connection terminal portion axially extending so as to be connected to the connection target, a winding connection portion connected with the end portions of the corresponding windings, and an extension portion extending between the connection terminal portion and the winding connection portion in a circumferential direction. Each of the terminals is supported, with part of the extension portion thereof abutting against a supporting portion of the insulator at a plurality of positions, so as to maintain its posture.

Abstract: A drivetrain assembly for an electric vehicle is provided that includes a housing, a rotor shaft of an electric motor rotatable about a center axis, and a bearing rotatably supporting the rotor shaft with respect to the housing. The bearing includes a first race on the housing and a second race on the rotor shaft. The drivetrain assembly includes an electrically conductive shunt washer configured for creating an electrical path from the housing to the second race. The electrically conductive shunt washer includes a material including electrically conductive fibers.

Abstract: A connection structure of the present disclosure includes a housing that houses an inverter that controls a rotary electric machine, a first connector provided in the housing and to which a first cable connected to a battery is connected, a second connector provided in the housing and to which a second cable connected to a device that supplies electric power is connected, a first path that electrically connects the first connector and the inverter, and a second path that electrically connects the first path and the second connector.

Abstract: A wiring ring for a stator of an electric machine, including a housing having a plurality of slot-like recesses and a plurality of in particular annular or annular segment-like busbars which are arranged in the slot-like recesses. The busbars are designed to establish an electrical contact between the winding wire ends of the stator windings and the contact connections of a power electronics unit for controlling the electric machine. At least one of the bus bars contact to the contact connections of the power electronics unit is implemented via a busbar connection region by means of a screw connection. According to the disclosure, the screw connection has a nut which can be arranged loosely in a receptacle space of a receptacle underneath a through-hole in the busbar connection region.

Abstract: A coil wire module for a rotating electric machine, the core wire module including: a plurality of coil wires that are configured to be provided in a core of the rotating electric machine; and a hardened solder, wherein: the plurality of coil wires each have a connection end that is configured to be exposed from an end of the core, and the hardened solder is formed by a solder melting inside a solder hardening space, in a state where at least two of the connection ends of the plurality of coil wires are inserted into the solder hardening space, and hardening to join the at least two of the connection ends together.

Abstract: A substrate includes a first fixing section and a second fixing section. On the first fixing section, a first terminal of a pair of plate-shaped terminals protruding from a motor is fixed. On the second fixing section, a second terminal of the pair of terminals is fixed. The first fixing section includes a first hole and a second hole. The first hole extends in a second direction, intersecting a first direction extending from the first terminal toward the second terminal. The second hole extends in the second direction, and is located adjacent to the first hole, on an opposite side of the second terminal with respect to the first hole, in the first direction. The first terminal is inserted through one of the first hole and the second hole.

Abstract: A cover plate assembly, a stator, an electric motor, a compressor and a vehicle are provided. The cover plate assembly is used for the electric motor having a lead. The cover plate assembly has a first housing and a second housing. The first housing has a first passage portion. The second housing is detachably connected to the first housing. A sealing cavity and a second passage portion are jointly enclosed between the first housing and the second housing. The first passage portion and the second passage portion are both in communication with the sealing cavity. The lead of the electric motor extends into the sealing cavity through the second passage portion.

Abstract: A stator for an electrical refrigerant drive includes a laminated core wound with a stator winding, and a contact adapter mounted on the laminated core for connecting the stator winding to at least one phase connector. The contact adapter has at least one potting pocket and the phase connector is fitted in the potting pocket. A winding portion of the stator winding is guided into the potting pocket and contacted with the phase connector. The potting pocket is filled with a cured potting material. A motor vehicle electrical refrigerant drive having the stator is also provided.

Abstract: A fan electrical connection structure includes a fan having a fan frame, which has a circuit board and an electrical connection section provided therein. The electrical connection section includes a plurality of metal terminals and is extended in a direction parallel to an air flow passage defined in the fan frame. The metal terminals respectively have an end electrically connected to the circuit board and another end extended into the electrical connection section. With the above arrangements, parts for electrical connection in the fan are simplified and can be easily connected or disconnected by a user with only one hand.

Abstract: In an electronic control device E1 according to the present invention, a first board 50 and a second board 60 are connected to each other via connection members 801, 802. Thus, with the connection members 801, 801, it is possible to fix the first board 50 and the second board 60 without sacrificing areas for mounting electronic components on the first board 50 and the second board 60. Accordingly, it is possible to ensure sufficient mounting areas on the first board 50 and the second board 60, which contributes to downsizing the electronic control device E1.

Abstract: An electric rectifier for an electric externally excited synchronous machine. The rectifier may include a metal annular housing delimiting a housing interior and enclosing a passage opening configured to receive a rotor shaft of the electric synchronous machine. The housing may include a housing upper part and a housing lower part. The rectifier may also include a circuit board and an electrical rectifier circuit. The circuit board may be arranged in the housing interior on the housing lower part. The electrical rectifier circuit may be configured to rectify an electrical AC voltage. The electrical rectifier circuit may be arranged on the circuit board. The electrical rectifier circuit may include at least one electric rectifier element.

Abstract: A motor includes a bus bar assembly including a resin holder and a wire integrally provided in the resin holder. The wire is connected to an external power supply and a coil leading-out wire of the motor, the resin holder is provided with a positioning hole penetrating in an axial direction, and at least a portion of the wire is exposed from the positioning hole. The wire is integrally provided in the resin holder simply through the positioning hole, and thus the resulting bus bar assembly is low in cost and light in weight.

Abstract: In a stator, one end portion of each coil is disposed on the root side of each tooth, and other end portion of the coil is disposed on the tip end side of the tooth. A first bus bar disposed on one side in the axial direction with respect to a stator core has each of a plurality of first joining portions each extended toward the root side of each tooth and joined to the one end portion of each coil. A second bus bar disposed on one side or the other side in the axial direction with respect to the stator core has each of a plurality of second joining portions each extended toward the tip end side of each tooth and joined to the other end portion of each coil.

Abstract: A coil wire module for a rotating electric machine, the core wire module including: a plurality of coil wires that are configured to be provided in a core of the rotating electric machine; and a clip having a pair of elastic pieces, wherein: the plurality of coil wires each have a connection end that is configured to be exposed from an end of the core, the clip is elastically deformable in a manner that changes a width of the pair of elastic pieces, and in a state where the pair of elastic pieces pinch together at least two of the connection ends of the plurality of coil wires, the at least two of the connection ends are kept in contact with each other by an elastic force of the clip.

Abstract: An electric motor disclosed herein includes a stator core, a coil wound around the stator core, a terminal block, and a bus bar. The terminal block is disposed so as to face a side face of the stator core. The bus bar is connected to a lead wire of the coil, and is also fixed to the terminal block. The bus bar extends along the side face of the stator core in an axial direction of the stator core, and one end portion thereof is fixed to the terminal block by a bolt.

Abstract: In this stator, lead wire extended portions and a power wire extended portion are extended from a resin portion by an extended portion separating portion such that the lead wire extended portions are separated from the power wire extended portion by distances that are greater than a maximum value of the width of clearance between an end-side portion of the lead wire extended portion and a facing portion located next to the end-side portion, the resin portion being provided so as to cover lead wire portions and a power wire portion.

Abstract: A stator of an electric motor for driving a refrigerant compressor including a stator core, a coil connecting device with a base plate as a support element for connecting elements, a first connecting element installed on the base plate, which is linked via connection elements to a first wire end of each coil or each coil strand and thus connects all coils or coil strands to each other, and further connecting elements installed on the base plate, each having connection elements, which are linked to second wire ends of the coils or coil strands of a phase and thus connect all coils or coil strands of this phase to each other, the coil connecting device being linked on wire ends of the wound coils or coil strands in such a way that a gap remains between base insulation and the coil connecting device.

Abstract: Provided is a stator of a dynamo-electric machine capable of sufficiently securing the strength of a welding portion of a winding and a coil of a power distribution member by a required minimum configuration, without affecting the insulation coating thickness of an entire end portion. The stator of the dynamo-electric machine of the present invention includes a stator core, a winding wound around the stator core, a power distribution member having a coil in which one end is connected to the winding and the other end is connected to a power supply device, and an insulating film coating at least one end portion of the winding. The stator has a fixing portion fixing the winding and the coil of the power distribution member.

Abstract: A refrigerant leak detection system includes a leak sensor module for sensing leaked refrigerant and a universal connector. The universal connector is configured as a junction for connecting an AC voltage source with the leak sensor module and an evaporator fan of a refrigerated case. The universal connector is configured to be operable for selectively supplying AC voltage from the AC voltage source to the evaporator fan, or to the leak sensor module, or to both the evaporator fan and the leak sensor module. When the leak sensor module is activated to conduct leak testing, the AC voltage from the AC voltage source to the evaporator fan is interrupted by the universal connector to thereby turn OFF the evaporator fan and facilitate detection of any leaked refrigerant.

Abstract: The embodiments disclosed herein relate to various robotic and/or in vivo medical devices having compact joint configurations and at least three degrees of freedom. Other embodiments relate to various medical device components, including forearms having grasper or cautery end effectors, that can be incorporated into certain robotic and/or in vivo medical devices.

Abstract: To provide an electric driving device and an electric power steering device that have a smaller size in the axial direction and suppress stress on a circuit board due to electrical connection between a motor and the circuit board if a terminal block is provided. An electric driving device includes a motor and an electronic control unit that controls rotation of the motor. The electronic control unit includes a first circuit board, a first heat sink, a second heat sink, and a terminal block. The second heat sink sandwiches the first circuit board between it and the first heat sink. The terminal block is fixed to the side surface of the second heat sink and electrically connects motor coil wiring to the first circuit board.

Abstract: An electric drive may include an electric motor phase terminal for phase current measurement. The electric drive may include an inverter, an electric machine having a plurality of phase current branches, the electric machine and the inverter being arranged together in a housing, and the one magnetic field sensor without a magnetic core for measuring a current of at least one of said plurality of phase current branches. At least one phase current branch of the plurality of phase current branches may include a slot bar which is arranged at least partially in a slot of the electric machine and which forms a phase terminal outside the slot, and the phase terminal may have a curvature in the region of which the at least one magnetic field sensor without a magnetic core is arranged.

Abstract: The present invention may provide a motor including a shaft, a rotor coupled to the shaft, a stator disposed outside the rotor, a busbar disposed above the stator, and a power terminal unit coupled to the busbar connected to the coils, wherein the power terminal unit includes a first groove, the busbar includes a busbar body and a plurality of terminals disposed on the busbar body, the busbar body includes a plurality of first protrusions protruding from an upper surface of the busbar body and disposed in the first groove, and the plurality of first protrusions are disposed on the same circular orbit based on a center of the busbar.

Abstract: Proposed is an electric compressor for a vehicle configured such that an electrical connection structure between a winding coil of an electric motor and a sealing terminal that connects an inverter unit to the electric motor is improved, thereby being capable of increasing assemblability of a product and reducing a production cost. The electric compressor includes an electric motor provided with a stator, a rotor, and a rotary shaft, a compression unit configured to compress a refrigerant according to a rotation of the rotary shaft, an inverter configured to control driving of the electric motor, a sealing terminal electrically connecting the electric motor to the inverter, and a cluster integrally formed on a portion of the stator, the cluster having an inner portion thereof provided with multiple connection terminals for electrically connecting a coil wound on the stator to multiple connection pins provided at the sealing terminal.

Abstract: A drive device for a braking device of a motor vehicle. The drive device includes an electric machine that includes a housing and a rotor that is rotatably supported in the housing, and a rotor position sensor device that includes a circuit board with at least one sensor element that is associated with the rotor. The circuit board has a circular disk-shaped design and is situated coaxially with respect to a rotational axis of the rotor. The circuit board is fastened in or at the electric machine via at least one detent connection.

Abstract: In a motor unit that includes a stator including coils, a rotor, and an insulator attached to the stator, the insulator includes a bobbin portion around which a first coil wire or a second coil wire is wound, and a tubular portion provided outside the bobbin portion in a radial direction, terminals to which the first coil wire and the second coil wire are connected being mounted on the tubular portion, the tubular portion includes, at an upper end thereof between the coils and the terminals, base portions and guide portions receiving a load of the first coil wire or the second coil wire when the first coil wire or the second coil wire is wound in the coils such that the base portions and the guide portions are aligned in a circumferential direction.

Abstract: The invention relates to a coil intended to be inserted in into a first and a second slot of a stator, the coil being wound in a plurality of successive turns, each turn comprising:—a first half-turn comprising a first slot portion configured to be inserted in into the first slot of the stator,—a second half-turn comprising a second slot portion configured to be inserted in into the second slot of the stator, the second half-turns each being connected to the first half-turn of the same turn and to the first half-turn of the next turn by junction portions on each side of the first and second slot portions, the junction portions of the coil stacking along at least two juxtaposed heads extending in mutually parallel junction planes.

Abstract: A hydraulic excavator as a work machine is equipped with an engine room, and an electrical component mounting board located in the engine room, on which at least a first and second electrical components are mounted. The first electrical component is mounted on either a front or back side of the electrical component mounting board. The second electrical component is mounted on the other of the front or back side of the electrical component mounting board.

Abstract: The present invention can provide a motor including a shaft, a rotor coupled to the shaft, a stator disposed to correspond to the rotor, and a control unit electrically connected to the stator, wherein the control unit includes a substrate and an element having a lead disposed on the substrate, the lead of the element is coupled to the substrate using a solder and includes an end exposed from the solder, and the solder is spaced apart from the end of the lead.

Abstract: A stator for a rotary electric machine includes: (a) a stator core; (b) a coil wound on the stator core; (c) a conductive member including: a main line portion that is electrically connected in a longitudinal end portion thereof with an external member; and first and second branch line portions that are branched from a branch portion located on a side of another longitudinal end portion of the main line portion, such that the first branch line portion is connected to the coil through a connection portion; and (d) a resin portion that seals at least a part of a coil end of the coil and at least a part of the second branch line portion.

Abstract: An electronic unit for a voltage converter of a rotating electric machine includes a first busbar including a first plate, a first connection portion projecting from the first plate, on a first side of the first plate. A first connection surface is able to be welded to a second connection surface of a third busbar of a power electronics module by a first laser weld using a first laser beam. A second busbar separate includes a second plate parallel to and located on a second side of the first plate, opposite the first side. The first or second busbar includes a first extension extending in line with the first connection surface, the first extension being able to block the first laser beam. A voltage converter can include the electronic unit, and the electrical assembly can include the voltage converter and a rotating electric machine.

Abstract: An electric machine assembly includes a housing defining an inner cavity and an electrical component positioned within the cavity. The electric machine assembly also includes a mid-frame positioned within the cavity and configured to separate the cavity into a first compartment and a second compartment. The mid-frame includes a guide structure for guiding a plurality of wires through the second compartment toward the electrical component.

Abstract: A switching disk for contacting windings of a stator of an electric motor, which windings are arranged around an axis of rotation, with a printed circuit board of the electric motor, wherein the switching disk has an annular support structure circumferentially extending around the axis of rotation and multiple contact arrangements for contacting the windings with the printed circuit board, which are held by the support structure. The contact arrangements are each formed by a winding contact for contacting one of the windings, a printed circuit board contact offset therefrom in the radial direction for contacting the printed circuit board, and a coupling element extending in the radial direction and electrically connecting the winding contact to the printed circuit board contact.

Abstract: In a stator for a rotating electrical machine, a stator core, and a stator winding are provided. The stator winding is located in or around the stator core and has a coil end exposed outside a corresponding end of the stator core. A neutral busbar is connected to the coil end of the stator winding, and a temperature sensor is mounted to the neutral busbar. A resinous seal includes an insulating resin, and the insulating resin of the resinous seal is arranged to cover an axial end portion of the coil end and the neutral busbar. The resinous seal is configured to have bubbles formed in the insulating resin. The bubbles are located around the neutral busbar.

Abstract: A connection assembly for providing electrical connection of a multi-strand wire conductor to another component, comprising a printed circuit board, PCB, whereby the conductor can be connected to a conductive segment or track of the PCB which is also connected to the other component.

Abstract: An electrically operable final drive train for a motor vehicle including an electric machine that can be energized by a power electronics unit and a transmission arrangement which is coupled to the electric machine in a torque-transmitting manner. An electrical high-voltage interface is formed between the power electronics unit and the electric machine, and the power electronics unit is received in an inverter housing. The inverter housing is passed through by at least one first busbar, and which is electrically conductively coupled to the electric machine. The first busbar passes through an EMC filter element arranged inside the inverter housing.

Abstract: A rotor for an electric motor including: a rotor shaft rotatably mounted about an axis; a lamination stack mounted coaxially on the rotor shaft, the lamination stack including a plurality of inner cavities; a plurality of permanent magnets housed inside the inner cavities of the lamination stack; at least one flange mounted axially on the rotor shaft, at least one sensor fixed or integrated into the at least one flange, an electronic circuit electrically connected to the at least one sensor, in which the electronic circuit is secured to an electronics support fixed to an outer face of the at least one flange, the electronics support being configured to at least partially house one end of the rotor shaft.

Abstract: A resolver includes a stator having a stator body formed of a first plastic material and a cover covering a side of the stator. The cover has a cover body formed of a second plastic material. The first plastic material of the stator body is attached to the second plastic material of the cover body by a plastic weld.

Abstract: An integrated motor and drive assembly is disclosed and includes a housing, a motor and a drive. The housing includes a motor-accommodation portion and a drive-accommodation portion. The drive includes a power board and a control board. The power board is made of a high thermal conductivity substrate and includes a power element and an encoder disposed on the first side, the first side faces the motor, the power board and the motor are stacked along a first direction, and the second side contacts the housing to from a heat-dissipating route. The control board is disposed adjacent to the power board. The control board and the power board are arranged along a second direction perpendicular to the first direction, and the first direction is parallel to an axial direction of the motor. A part of the power board and a part of the control board are directly contacted to form an electrical connection.

Abstract: A generator assembly having: a generator; a generator case surrounding the generator and defining a case aperture; an output lead carrying power generated by the generator away from a stator of the generator; a first connector electrically connected to the output lead; an inner dielectric mount surrounding the first connector and disposed within the case aperture; an outer dielectric mount connected to the inner dielectric mount to define an overlapping portion where the outer and inner dielectric mounts overlap each other; a second connector contained in and surrounded by the outer dielectric mount, the outer dielectric mount configured to connect the output leads to a feeder cable via the first and second connectors; a first elastomeric moisture seal located between the inner and outer dielectric mounts at the overlapping portion; and a second elastomeric moisture seal located between the second connector and an inner surface of the outer dielectric mount.