Abstract: An electric compressor, an inverter assembly jig and an inverter manufacturing method, an inverter of the compressor includes a frame coupled to a circuit board, the frame includes a base plate opposite the circuit board, fixing means protruding from the base plate and supporting an outer periphery of the circuit board, and a through-hole formed at a position corresponding to the fixing means, the inverter assembly jig includes an expansion pin inserted into the through-hole, and an expansion pin actuation mechanism moving the expansion pin closer to and away from the fixing means, the inverter method includes inserting the expansion pin into the through-hole, manipulating the expansion pin actuation mechanism to deform the fixing means, seating the circuit board on the base plate, and manipulating the expansion pin actuation mechanism so that the fixing means is restored and coupled to the circuit board.

Abstract: A brushless direct-current (BLDC) motor for a power tool includes a rotor assembly and a stator assembly including stator windings. A ratio of a motor size (Km) constant of the motor to an electrical envelope of the motor including electrical parts of the motor is greater than approximately 850 (N·m/?W)/m{circumflex over (?)}3. A ratio of a motor size (Km) constant of the motor to a magnetic envelope of the motor including stator core and windings is greater than approximately 980 (N·m/?W)/m{circumflex over (?)}3.

Abstract: A Brushless Direct-Current (BLDC) motor is provided for a power tool, including a stator comprising a set of coils, a rotor configured to rotate with respect to the stator, power supply lines, terminals secured to the stator outer surface of the stator, and a Hall circuit board. The terminals extend axially on the outer surface of the stator and are radially aligned with one of the stator coils. The terminal block is axially aligned with the same stator coil.

Abstract: The embodiments disclosed herein relate to various robotic and/or in vivo medical devices having compact joint configurations. 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: A driving unit includes a rotary electric machine which has a rotation axis extending in a horizontal direction, a rotary electric machine case, and an electric power conversion device. The electric power conversion device has an electric power conversion device case and is disposed on one side of the rotary electric machine in an orthogonal direction. The electric power conversion device case is fixed to the rotary electric machine case. At either the electric power conversion device case or the rotary electric machine case, a guide portion protruding in the orthogonal direction and extending in the rotation axis direction is formed above a connecting portion where the rotary electric machine and the electric power conversion device are electrically connected.

Abstract: A stator for an electric machine, including a shaped rod winding, wherein the shaped rod winding is formed by a plurality of shaped rods which have connecting points in the region of a winding head, wherein the connection points are surrounded by a casting layer, and wherein a thickness of the casting layer is predetermined by an enveloping element which is arranged on the winding head close to the contour.

Abstract: Various embodiments relate to a motor in which a structure of an insulator is improved. The motor includes an insulator module coupled to a top face of a stator core. The insulator module includes: each power terminal unit connected to each of 3-phases power lead wires; a neutral terminal unit connected to a neutral point of a coil; and an insulator body for achieving insulations between the power and neutral terminal units and the stator core, and between the power and neutral terminal units, wherein the power terminal unit and the neutral terminal unit are positioned at different vertical levels.

Abstract: Disclosed is a motor comprising: a housing; a stator arranged in the housing; a rotor arranged in the stator; and a first bus bar arranged under the stator, wherein the first bus bar includes a plurality of neutral terminals which are connected to a coil of the stator, are separated by circuitry, and are arranged to be rotationally symmetrical with respect to one another based on the center of the stator. Accordingly, terminals of identical shapes are combined to implement terminals that are respectively connected to four circuits separated from one another, and thus, advantageous effects of ensuring accurate positions of the terminals and simplifying assembling processes are provided during the processes of molding the bus bar.

Abstract: A motor-driven power board having a PCB and a plurality of transistors uniformly arranged along the edge of the PCB and a plurality of capacitors uniformly arranged along the inner side of the transistor. There is a plurality of terminals uniformly arranged along the inner side of the transistor. The board further includes a positive pole of power bus, a negative pole of power bus and a signal wire which are all located in the middle of the PCB. The invention improves the heat dissipation and current-sharing capacity of the power board by uniformly setting the power components from the inside to the outside according to the heat value while at the same time reduces the heat value in the middle of the power board, so that the motor of the driver using the power board can be assembled near the middle of the power board.

Abstract: A hybrid transmission has a housing with two chambers. One chamber contains electric motors and other transmission components that require a liquid lubricant and coolant such as automatic transmission fluid. The other chamber contains power electronics that must be isolated from the liquid lubricant/coolant. To reduce the number of breather tubes required, it is beneficial if air can move between the chambers. A terminal block cooperates with a separating wall between the two chambers to create a labyrinth seal between the chambers.

Abstract: A drive device includes a motor, a control unit, a connector unit, a cover, and a seal member. The control unit is arranged coaxially with the motor and configured to control a drive of the motor. The connector unit connects the control unit to an external connector. The cover is a member separate from the connector unit and covers the control unit. The seal member is provided between the connector unit and the cover.

Abstract: There are provided a coil, a stator member, a stator, and a motor that can, in the case of joining (connecting) a busbar and the coil's terminals, simplify control necessary for joining such as positioning, actualize downsizing of a device (welding device or stator manufacturing device), and improve efficiency of joining work. The coil is configured by winding a conductor, and its first and second terminals are extended out on a side of one surface of the coil.

Abstract: A stator for an electric machine is provided having a winding with plurality of interconnected conductors assigned to one or more phases. The ends of at least some of the conductors protrude axially or radially beyond the winding at the inner circumference or at the outer circumference of the winding, wherein an interconnection ring, to which the conductors are connected, is positioned axially or radially on the winding. The ends of in each case at least two conductors assigned to one phase protrude radially or axially outwards and are connected to a power connection arranged radially outside the winding.

Abstract: High reliability and long life are achieved by being sliding-less. The switch according to the present invention includes: first terminal and a second terminal that are adjacently attached to a stator; a movable shaft movable in a first direction and a second direction, a plurality of movers attached to the movable shaft; and a movable segment that is connected to two of the plurality of movers and biases the two movers in a direction in which they are away from each other.

Abstract: The invention relates to a stator for an electric machine, comprising a plurality of rod conductors and a plurality of interconnection pieces. The interconnection pieces each have a curved shape, in particular the shape of a C, extending in the radial direction and about the axis of rotation of the stator; in order to form respective interconnection planes along the axis of rotation, each group of interconnection pieces is arranged in the region of at least one short end of the rod conductors of the associated group of rod conductors that are to be electrically connected. The invention further relates to a connection component and an electric machine.

Abstract: A rotary apparatus includes a motor, a plurality of gears, and a sensor configured to detect a rotation angle of one of the plurality of gears. The sensor includes a first connection terminal electrically connecting to the outside, and a base portion. The first connection terminal is disposed at the base portion. A second connection terminal is disposed at the base portion.

Abstract: A rotating device according to the present invention comprises a motor, a connection terminal electrically connecting the motor with an external device, and a housing accommodating the motor and the connection terminal. The connection terminal includes a bent portion bent in a direction crossing an insertion direction or a removal direction of the connection terminal. The housing includes a contact surface in contact with the bent portion.

Abstract: An electrical motoris provided, comprising a rotor (2), a stator (3), and a housing (4) enclosing the rotor (2) and the stator (3). The stator (3) comprises at least one end turn connection device (6) arranged on one axial end thereof, and a plurality of hollow winding pins (5) extending through the at least one end turn connection device (6).

Abstract: A motor includes a rotor, a stator, and first and second bus bar disposed on one side in an axial direction of the stator. The stator includes a winding portion including conductor connection bodies in which conductors are connected in series and a stator core having slots through which the conductor connection body passes. The winding portion includes a coil end located on one side in the axial direction of the stator core. The conductor connection body includes first and second ends located at an outermost circumference in the radial direction of the coil end. The first bus bar is connected to the first end. The second bus bar is connected to the second end. The first bus bar is located on one side in the axial direction of the coil end. The second bus bar is located on the radial outside of the coil end.

Abstract: A combined power system includes a rotary electric machine system and an internal combustion engine. The rotary electric machine system includes a rotating shaft. A first end part and a second end part of the rotating shaft are rotatably supported by a rotary electric machine housing via a first bearing and a second bearing, respectively. The internal combustion engine includes an output shaft. One end of the rotating shaft in an axial direction is connected to one end of the output shaft.

Abstract: A system is disclosed for emulating multiple alternating current (AC) motor configurations in an elevator training environment, the system including a base having a plurality of lead connections and a receptacle, a motor portion having motor windings and a flywheel that stores energy. The plurality of lead connections and the receptacle are adapted to receive each of a plurality of faceplate and cartridge pairs, respectively, to configure the motor windings according to one of a plurality of configurations. The system emulates a plurality of configurations including 3-wire wye, a 3-wire delta, a 6-wire, a 9-wire wye, a 9-wire delta, a 12-wire, a 6-wire puzzle, a 12-wire puzzle, a 3-wire delta shorted, and a 6-wire shorted configuration. Each receptacle and the corresponding cartridge can define a 24-pin connection. The lead connections can include at least twelve lead connection points.

Abstract: In an armature, a busbar unit includes at least first-, second-, and third-phase busbars electrically connected to respective first-, second-, and third-phase armature windings. The first-phase busbar serves as a lowermost busbar in the axial direction, the second-phase busbar serves as an intermediate busbar stacked over the lowermost busbar in the axial direction, and the third-phase busbar serves as an uppermost busbar stacked over the intermediate busbar in the axial direction. A resin member of the busbar unit covers the lowermost busbar, intermediate busbar, and uppermost busbar stacked in the axial direction, so that the lowermost busbar, intermediate busbar, and uppermost busbar are integrated to constitute a busbar stack. A protrusion member is mounted to the intermediate busbar and protruding radially outward from the intermediate busbar. At least part of the protrusion member is located to be nonoverlapped with the uppermost busbar and the lowermost busbar.

Abstract: A resolver for an electric machine includes a resolver stator and a connection module. The resolver stator and the connection module are formed as a single piece. The connection module includes a first plugging portion, which has at least one first contact pin and at least one second contact pin, and a second plugging portion, which has at least one third contact pin. The first contact pin is electrically connected to the resolver stator, and the second contact pin is electrically connected to the third contact pin.

Abstract: An electric motor which is designed as an internal rotor, comprising a laminated stator core and a functional support which is arranged on a rear side that faces away from an output side of the laminated stator core. The functional support includes a plastic housing and connecting elements which are integrated in the plastic housing and protrude therefrom in the axial direction of the laminated stator core. The functional support is interlocking and/or integrally connected to the laminated stator core in the axial direction at a lateral outer surface of the laminated stator core by means of the connecting elements.

Abstract: A lead frame for electrically coupling a plurality of inverter legs of an inverter to a set of coil windings of an electric motor or generator, the lead frame comprising a printed circuit board having a plurality of circuit board layers. Each circuit board layer includes an insulating substrate having an electrically conductive layer formed on the insulating substrate. First, second and third circuit board layers each include a respective electrically conductive layer arranged to be coupled to a corresponding coil winding of the first set of coil windings and a respective inverter leg. A fourth circuit board layer includes a respective electrically conductive layer arranged to be coupled to all of the third coil windings to form a neutral point therebetween.

Abstract: Connector assembly for electrically connecting an inverter busbar to an electrical connector of a drive unit comprising: a carrier, an intermediate busbar comprising a first terminal with a hole, and a first fastening element extending through the hole of the first terminal, wherein the intermediate busbar is mounted to the carrier and the intermediate busbar is connectable to the inverter busbar by the first fastening element, wherein the carrier comprises a positioning pin defining a longitudinal axis, said positioning pin being adapted to be accommodated in a receptacle of a housing of the drive unit such that the carrier is axially slidable in the direction of the longitudinal axis; and that the first fastening element is arranged within the hole of the first terminal with a radial clearance relative to the longitudinal axis of the positioning pin.

Abstract: The electric machine includes a rotor and a stator, wherein the stator has stator coils, each with a coil core. The electric machine additionally includes an error-recovery device configured to change a magnetic flux coupling of coil cores with one another by a flux conducting element. The hybrid electric aircraft is a hybrid electric airplane, in particular, and the hybrid electric aircraft has such an electric machine.

Abstract: An electric motor includes three busbars in contact at end surfaces thereof and including ring-segment-shaped base portions to provide electrical connection of the busbars. The base portion of a first busbar is in a first plane and the base portion of a second busbar is in a second plane. The base portion of the first busbar extends clockwise from the terminal of the first busbar and the base portion of the second busbar extends counterclockwise from the terminal of the second busbar. Terminals of the first and second busbars are spaced apart with the terminal of the third busbar between the first and third terminals. The third busbar includes a first region extending clockwise from its terminal and lying in the second plane and a second region extending counterclockwise from its terminal and lying in the first plane.

Abstract: A stator includes: a stator core including teeth; pins including a working portion extending in an axial direction in a slot between the teeth; and bus bars electrically connected to the pins. In each slot, the working portions are disposed over stages in a radial direction. The pins include the two working portions across the teeth, first and second pins each including a connection portion connecting the working portion in a circumferential direction, and a third pin connected to the bus bar. The working portion of the second pin is disposed on one of the outermost and innermost stages of the slot, and the working portion of the third pin is disposed on one or the other of the outermost and innermost stages of the slot. A number of teeth straddled by the second pin is larger by two than a number of teeth straddled by the first pin.

Abstract: Disclosed are a coil component and an electronic expansion valve with the coil component. The coil component includes an injection molded part, a stator housing, a stator pole plate and a circuit board. The stator housing, the stator pole plate and the circuit board are all provided in the injection molded part. The coil component further includes: a fixing part, the fixing part is provided in the injection molded part; a conductive part, the conductive part is provided on the fixing part, and the conductive part is configured to conductively connect at least one of the stator housing and the stator pole plate to the circuit board; and a sensor, the sensor is provided on the fixing part, and the sensor is connected to the circuit board.

Abstract: In a drive system and a method for actuating a drive system having an electric motor and an electric device, which has an electronic circuit feeding the electric motor, the electric device includes a module, the electric device, e.g., the electronic circuit, being able to be connected to a processor, e.g., an actuation PC, for a data exchange, e.g., for actuating the drive system. The module is inserted into a depression, e.g., a recess, of the electric device, and the module including operable switches, e.g., DIP switches, and a memory for storing first parameters.

Abstract: A housing part and drive system for a vehicle, including a housing part, having a service access for the actuation of at least one screw that is arranged in the interior of a housing assigned to the housing part. The housing part has an insert is fitted into a provided opening and in which at least one receiving slot is provided, which at least one receiving slot is open at an inner end and advantageously projects over a screw head of one of the at least one screw and is closed at an outer end by a detachable sealing plug. The receiving slot is advantageously dimensioned so as to serve as a guide for a screwdriver.

Abstract: A device has a housing and a rotor with an axis and a rotor disk with a magnet. A cooling plate is coupled to the housing. The cooling plate includes a channel connected to an inlet and an outlet to convey a liquid coolant. A stator is coaxial with the rotor and includes a printed circuit board with conductive layers laminated together with layers of an insulating material. Each conductive layer has coils that can carry electrical current when connected to an external voltage source. The stator is mechanically coupled to the housing, so the stator reacts to torque produced by the device. A ferromagnetic yoke is mechanically and thermally coupled to the stator and to the cooling plate to provide a path for magnetic flux produced by the magnet and a path to conduct heat generated by the stator from the stator to the cooling plate.

Abstract: A coil unit and a manufacturing method of the same are provided which simplify the connection structure at the end portion of a coil to reduce the size of a stator, and minimize the work environment (equipment and work regions) when mounting the coil on the stator, and make it possible to perform efficient mounting work. A terminals-welded coil unit includes a coil made of a first metal material, and a terminal made of a second metal material connected to an end portion of the coil. A welded portion between the end portion of the coil and the terminal is configured by pressure welding with end surfaces butted against each other.

Abstract: A drive device, in particular an electric-motor adjustment drive of a motor vehicle, comprising a drive housing having a brushless electric motor mounted therein, the electric motor having a stator having a stator winding and a rotor having a rotor shaft, the rotor shaft being coupled to a transmission mechanism. The drive housing has a transmission mechanism housing and a motor housing, which is connected to the transmission mechanism housing at a connection interface. A plug connection for receiving a mating plug connection is provided on the motor housing or on the transmission mechanism housing, the plug connection having a number of connection contacts. A number of phase connections of the stator winding is led into a joining and/or contacting position. The phase connections are led, for the electrical contacting thereof, to the connection contacts of the plug connection.

Abstract: A stator and a method for producing a stator are provided. For this purpose, a connection element is used which includes multiple busbars and a star bar. The connection element has multiple contact points for the busbars and multiple contact points of the star bar. The connection element surrounds the winding ends of the winding head. The winding ends are bent relative to the contact points of the connection element and contact the contact points electrically, by a bending ridge which is positioned on the connection element.

Abstract: In order to provide a transport device having a planar motor, which gives greater flexibility in the movement of the transport units, at least one multiple-action transport unit is provided on the transport device. On the multiple-action transport unit, at least first drive magnets for electromagnetic interaction with the drive coils of a first planar motor and at least second drive magnets for electromagnetic interaction with the drive coils of a second planar motor are provided. The multiple-action transport unit can be moved two-dimensionally on the transport plane of one of the planar motors, or can be moved simultaneously, unidimensionally on neighboring transport planes of the first and second planar motor.

Abstract: In this stator armature, a first leg portion has a first surface side part that has a thickness in a radial direction smaller than a thickness of a first leg portion body portion in the radial direction, a second leg portion has a second surface side part that has a thickness in the radial direction smaller than a thickness of a second leg portion body portion in the radial direction, and in the radial direction, a thickness of a joint portion is equal to or more than a thickness of a part other than the joint portion.

Abstract: The present disclosure relates to a busbar unit for a motor, the busbar unit including: a first terminal; a second terminal provided to be spaced apart from the first terminal in a first direction; a third terminal stacked on the first terminal in a second direction perpendicular to the first direction; a fourth terminal stacked on the second terminal in the second direction; and a holder configured to support the first terminal, the second terminal, the third terminal, and the fourth terminal, thereby obtaining an advantageous effect of simplifying a structure and improving a degree of design freedom and spatial utilization.

Abstract: A detection device of the present invention is provided with: a housing; a circuit substrate disposed in the housing; a sensor which is electrically connected to the circuit substrate and detects information of an object to be measured; a connector terminal which is formed integrally with the circuit substrate and electrically connected to an external terminal; and a tubular connector which is formed integrally with the housing, surrounds a periphery of the connector terminal, and is fitted in the external connector. Through this configuration, the reduction in the number of components, the reduction in cost and weight, the simplification of structure, and other effects can be achieved.

Abstract: An electric machine having a plurality of AC power phases comprises a rotor, a stator defining a plurality of slots, and a plurality of pins inserted into the slots. The pins are each joined together with circumferentially adjacent pins arranged in an even number of paired parallel winding paths. Each of the paired winding paths include five pitch pins and seven pitch pins that are radially adjacent and insulated from each other. The five pitch pins are electrically connected and circumferentially followed by seven pitch pins in the winding paths in a repeating pattern throughout the paired winding paths from separate phase terminals to a neutral bridge terminal. Neutral terminals and lead terminals are connected to the conductive paths by various combinations of I-pins and half-crown pins.

Abstract: A rotary electric machine includes a stator. The stator has a coil end provided by a plurality of joint portions. The coil end has a leader wire connected to a power terminal. The stator has a coil end provided by a plurality of turn portions. The coil end has a circumferential pair whose top portions are offset in a circumferential direction. The circumferential pair has a height HG21. The coil end has an axial pair whose top portions are offset in an axial direction. The axial pair has a height HG22. The housing has a facing surface facing the coil end. The coil end provides a height distribution which adapts an unevenness of the opposing surface.

Abstract: A motor according to the present disclosure includes a stator that includes a stator core around which a stator winding is wound; a rotating body that holds a plurality of magnets in a circumferential direction facing the stator or holds a plurality of magnets in a spoke shape from a center; a rotor that includes the rotating body, and a shaft fastened to the rotating body such that the shaft penetrates a center of the rotating body; two bearings that support the rotating body; a first metal bracket that fixes one bearing of the two bearings; and a second metal bracket that fixes the other bearing of the two bearings, and a capacitive member that has a capacitance Csb1sb2 and is located between the first metal bracket and the second metal bracket.

Abstract: A motor module has a bearing base, a stator, a rotor, a fixing base, and a circuit board. The bearing base, the stator, and the fixing base are sequentially and securely mounted to each other. The bearing base has a bearing base casing. The stator has a stator casing. The fixing base has a fixing base casing. Two end surfaces of the stator casing are respectively connected to an end surface of the bearing base casing and an end surface of the fixing base casing. The rotor is rotatably mounted in the stator, and is rotatably mounted through the bearing base. The circuit board is mounted in the fixing base and is electrically connected to the stator.

Abstract: An assembly comprises a resistor plate for a rotating rectifier assembly (RRA). A shaft bore is defined through the resistor plate for passage of a shaft of an electrical machine, and the resistor plate defines a main annular body around the shaft bore. A first protrusion extends radially outward from the main annular body, so that a first pin bore extends through the first protrusion. At least one contact band is seated in a the pin bore of the resistor plate for mounting a direct current (DC) pin to the resistor plate.

Abstract: Described herein are fractional-slot-winding motors and electric vehicles using such fractional-slot-winding motors. In some examples, a fractional-slot-winding motor comprises a stator, a bus-bar assembly, and a plurality of coil units. The stator comprises a plurality of stator slots (e.g., 63 slots) extending through the core and radially offset relative to each other. Each dual-leg coil unit extends through two different stator slots and is electrically coupled to two other coil units on the coil-interconnection side of the rotor. Each single-leg coil unit extends through one coil slot and is electrically coupled to one other coil unit on the coil-interconnection side. At least some single-leg coil units can be coupled to a bus-bar assembly. Furthermore, the ends of the coil unit can have radial offsets relative to protruding portions, e.g., closer to the motor primary axis at the coil-interconnection side and further away on the opposite side.

Abstract: An object of the present invention is to obtain good electrical connection with respect to an insertion-side terminal having a large variation in a position. An energizing terminal assembly according to the present invention includes: a first energizing terminal 59 which constitutes an accommodation-side terminal of a press-fit type connector and has a sandwiching portion 59D; and a second energizing terminal which constitutes an insertion-side terminal of the press-fit type connector and is inserted into the sandwiching portion 59D to be sandwiched by the sandwiching portion 59D, wherein the sandwiching portion 59D has a groove-shaped portion 59E whose width dimension W and depth dimension D1 decrease from an inlet side of the second energizing terminal in an insertion direction toward a deep side of the second energizing terminal in the insertion direction.

Abstract: A Stator includes: an iron core formed in an annular shape; winding wound around the iron core; an insulator (3) configured to insulate the iron core from the winding; a substrate (6); and a terminal pin (12) configured to connect the winding to the substrate (6). The substrate (6) includes a through hole configured to penetrate the substrate (6) and cause an iron-core facing face (6a) and a back face (6b) to communicate. The terminal pin (12) includes: with the terminal pin (12) penetrating the through hole, an upper connection part (5a) provided at a distance from the back face (b) in a direction opposite to the iron core and connected to the winding; and a lower connection part (5b) provided in the vicinity of the through hole, arranged independently of the upper connection part (5a), and connected to the substrate (6).

Abstract: An electronic unit, in particular for an electric fluid pump of a motor vehicle, having a functional element for holding electronics, and a heat sink arranged on the functional element, wherein the functional element and the heat sink are sealed from one another in fluid-tight fashion by means of a cured sealing compound of a liquid seal, and wherein the functional element has at least one ventilation opening, which is open in the course of a curing process for the sealing compound, and which, after the curing process, is sealed in fluid-tight fashion by means of a closure element.

Abstract: A busbar assembly is disclosed that includes a carrier, and a plurality of conductors arranged within the carrier such that at least a portion of each of the plurality of conductors are exposed in a radial direction and define electrical contact sites. The carrier can be formed by molding the carrier about the plurality of conductors.