Connectors, Terminals Or Lead-ins Patents (Class 310/71)
  • Patent number: 10418877
    Abstract: An endcap assembly for an electric motor and a stator having same are provided. The endcap assembly includes an endcap, a first wire, and two terminals corresponding to the first wire. The two terminals are fixed to the endcap and configured to connect with corresponding windings of the electric motor. The endcap defines a first accommodating groove extending from one terminal to the other terminal. The first wire is received in the first accommodating groove, and two ends of the first wire are electrically connected to the two terminals, respectively.
    Type: Grant
    Filed: February 17, 2017
    Date of Patent: September 17, 2019
    Assignee: JOHNSON ELECTRIC INTERNATIONAL AG
    Inventors: Kwong Yip Poon, Jie Chai, San Yuan Xiao, Kun Zhou Lu, Tao Zhang
  • Patent number: 10418865
    Abstract: A stator seat of a motor includes a pillow, a connector, a waterproof element and cables. A sleeve is extended from the pillow. A cap covers the pillow and sleeve. A control chamber is formed and enclosed by the cap and pillow. The pillow has a through hole communicated with the control chamber. The connector corresponsive to the through hole is installed in the control chamber and includes a first connecting structure. The waterproof element covers the through hole and includes an annular groove and an O-ring clamped between the waterproof element and pillow, and a second connecting structure. The first and second connecting structures are passed through the through hole. An insertion hole is penetrated through the waterproof element. Each of the cables has an end connected to the connector and the other end passed out from the pillow through the insertion hole and through hole.
    Type: Grant
    Filed: August 6, 2018
    Date of Patent: September 17, 2019
    Assignee: DELTA ELECTRONICS, INC.
    Inventors: Chao-Hsing Kang, Chien-Ho Lee, Tsung-Yin Lee
  • Patent number: 10411555
    Abstract: An embodiment of the present invention provides an actuator module which can be equipped with a motor, a reduction gear and a control circuit, the actuator module comprising: a first housing which can have an active shaft, connected to a motor, pass through and be coupled thereto; and a second housing which is coupled to the first housing and has a passive idler horn, provided in a position in correspondence with the active shaft, pass through and be coupled thereto, wherein the idler horn has interposed a tube-shaped bearing, having a hollow portion formed in the center thereof, is coupled to a side of the second housing, and can have a cable connected into the second housing through the hollow portion of the tube-shaped bearing.
    Type: Grant
    Filed: March 31, 2016
    Date of Patent: September 10, 2019
    Assignee: ROBOTIS CO., LTD.
    Inventors: Byoung Soo Kim, Wook Jang, In Yong Ha
  • Patent number: 10411542
    Abstract: Provided is a fixing structure for fixing a wire connection plate including a busbar (9) having an annular shape, and a wire connection plate holder (10) for holding the busbar (9). The fixing structure includes a frame (5) having a cylindrical shape, for accommodating the wire connection plate therein, and a sheet metal member (12) for fixing the wire connection plate. One end of the sheet metal member (12) is fixed on a flange (4) of the frame (5), and another end of the sheet metal member (12) presses an end surface of the wire connection plate in an axial direction of the frame (5), to thereby fix the wire connection plate. The wire connection plate is fixed by elasticity of the sheet metal member (12), and hence the wire connection plate can be held even under application of impact load.
    Type: Grant
    Filed: October 15, 2012
    Date of Patent: September 10, 2019
    Assignee: Mitsubishi Electric Corporation
    Inventors: Tadashi Murakami, Kouichi Ojima, Masaya Inoue
  • Patent number: 10411545
    Abstract: A motor includes a rotor, a stator, first and second bearings supporting the rotor, a bus bar portion, and a tubular housing retaining the bus bar portion, the stator, and the first bearing. The housing includes a circular bottom portion including a through-hole, and a first bearing retaining portion retaining the first bearing and extending in one direction. The bus bar portion includes a bus bar, and a bus bar holder supporting the bus bar. The bus bar holder includes a second bearing retaining portion retaining the second bearing, and a tubular main body portion. The main body portion is positioned by the stator.
    Type: Grant
    Filed: March 31, 2015
    Date of Patent: September 10, 2019
    Assignee: NIDEC CORPORATION
    Inventors: Hidehiro Haga, Ryusuke Sato
  • Patent number: 10405464
    Abstract: An electronic power module may be integrated into a voltage converter. Additionally, the electronic power module may include a plane substrate with at least one power trace overmolded at least in part with electrically insulating material. Further, the plane substrate may have an upper face to receive at least one electronic component so as to be connected electrically to the at least one power trace.
    Type: Grant
    Filed: November 29, 2016
    Date of Patent: September 3, 2019
    Assignee: Valeo Systemes de Controle Moteur
    Inventors: Guillaume Tramet, Arnaud Mas, Ernesto Sacco
  • Patent number: 10404119
    Abstract: A terminal block of a rotating electric machine includes a terminal block main body, a high-current electrical wire connecting section to which a high-current electrical wire of the rotating electric machine is connected, multiple neutral wire connecting sections to which neutral wires of the rotating electric machine are connected, and a bus bar that connects the neutral wire connecting sections to each other.
    Type: Grant
    Filed: August 26, 2015
    Date of Patent: September 3, 2019
    Assignee: NISSAN MOTOR CO., LTD.
    Inventors: Hirokazu Matsuzaki, Masahide Kimura, Toshiaki Tanno, Hiroshi Nakahara
  • Patent number: 10404132
    Abstract: An electric motor for an adjusting device of a motor vehicle, particularly of a gearbox actuator, has a stator energized by an electronic mechanism and a rotor for powering the motor. The stator is disposed in a metallic stator housing on which a contact point for connecting an earth cable is integrally shaped.
    Type: Grant
    Filed: March 1, 2013
    Date of Patent: September 3, 2019
    Assignee: Brose Fahrzeugteile GmbH & Co. Kommanditgesellschaft, Wuerzburg
    Inventor: Martin Pondelek
  • Patent number: 10396621
    Abstract: An electric compressor includes a compression mechanism that compresses refrigerant, an electric motor that drives the compression mechanism, a drive circuit that drives the electric motor, a housing that forms therein a motor chamber in which the electric motor is accommodated, a cover that is attached to the housing, a rotary shaft, and a relay terminal portion. The cover is configured to cooperate with the housing to form a drive circuit chamber in which the drive circuit is accommodated. Rotation of the electric motor is transmitted to the compression mechanism through the rotary shaft. The relay terminal portion provides electrical connection between a wire of the drive circuit and a wire of the electric motor. The housing includes a partition wall that separates the motor chamber and the drive circuit chamber from each other. The relay terminal portion is disposed between the partition wall and the rotary shaft.
    Type: Grant
    Filed: February 7, 2017
    Date of Patent: August 27, 2019
    Assignee: KABUSHIKI KAISHA TOYOTA JIDOSHOKKI
    Inventors: Yuya Hattori, Kunihisa Matsuda, Hiroki Nagano, Atsuhiro Ishida, Tomohiko Sugiyama, Takuro Yamashita
  • Patent number: 10396623
    Abstract: A motor includes: a motor shaft including a press-fitting surface; and a first annular projection group and a second annular projection group formed in the press-fitting surface of the motor shaft. The first annular projection group and the second annular projection group are separated from each other in an axial direction, a distance between an adjacent two of annular projections in the first annular projection group and a distance between an adjacent two of annular projections in the second annular projection group are smaller than a distance between the first annular projection group and the second annular projection group in the axial direction.
    Type: Grant
    Filed: October 24, 2018
    Date of Patent: August 27, 2019
    Assignee: Minebea Co., Ltd.
    Inventors: Makoto Otsuka, Yutaka Kamogi, Jun Ohmura
  • Patent number: 10396607
    Abstract: In the present invention, single-phase bus rings have single-phase-side rounded regions that are disposed at intervals on a circle smaller than a neutral-point bus ring and are positioned so that its circumferential edges are displaced in the circumferential direction relative to neutral-point-side connecting regions of the neutral-point bus ring and are positioned in a second axial position that is farther from a stator than a first axial position on which the neutral-point bus ring is partially positioned, and a pair of single-phase-side projections that extend radially outward from the circumferential edges of adjacent single-phase-side rounded regions beyond portions of the neutral-point-side rounded regions positioned in the first axial position, and are connected to each other at distal ends.
    Type: Grant
    Filed: February 20, 2015
    Date of Patent: August 27, 2019
    Assignee: Suncall Corporation
    Inventor: Yuusuke Adachi
  • Patent number: 10389200
    Abstract: A wiring terminal and a motor including the wiring terminal are provided. The wiring terminal includes: a mounting subassembly adapted to embed in a slot of an end insulator of a motor, a connection subassembly configured to support a wire stock having a lead wire, and a winding subassembly configure to receive an enameled wire wound on the winding subassembly. The connection subassembly and the winding subassembly are disposed on the top surface of the mounting subassembly. The lead wire of the wire stock is electrically connected to the enameled wire wound on the winding subassembly.
    Type: Grant
    Filed: December 26, 2016
    Date of Patent: August 20, 2019
    Assignee: ZHONGSHAN BROAD-OCEAN MOTOR CO., LTD.
    Inventors: Guiwen Fu, Xiongcheng Wang, Jincheng Zhu
  • Patent number: 10374480
    Abstract: A motor includes a shaft disposed along a central axis extending in an up-down direction, a rotor assembly mounted on the shaft, a stator radially facing the rotor assembly with a clearance therebetween, and a plurality of busbars electrically connected to the stator. The busbar includes a first busbar and a second busbar. The first busbar has an upper disposed portion that is disposed above the second busbar. The second busbar has a busbar cavity that is recessed downward at a position that overlaps with the upper disposed portion in an axial direction.
    Type: Grant
    Filed: August 5, 2016
    Date of Patent: August 6, 2019
    Assignee: NIDEC CORPORATION
    Inventors: Hidehiro Haga, Yu Asahi, Takao Atarashi, Shunsuke Murakami, Satomi Takei
  • Patent number: 10355550
    Abstract: In some embodiments, a system includes three conductors, each conductor being on a separate layer such that the layers are parallel to one another and stacked. Each conductor has a winding portion and a terminal portion. The conductors are configured such that at least one electrical interconnect electrically couples two adjacent conductors within the winding portion but the third conductor is electrically isolated from the other two conductors within the winding portion. Within the terminal portion all three conductors are electrically coupled.
    Type: Grant
    Filed: October 5, 2017
    Date of Patent: July 16, 2019
    Assignee: Boulder Wind Power, Inc.
    Inventors: Brian J. Sullivan, Stephane Eisen, Jessica L. Colton
  • Patent number: 10355563
    Abstract: A motor stator assembly includes a stator core, at least one winding coil, a circuit board, a metallic post and a covering member. The stator core includes plural poles. The winding coil is wound around the corresponding pole. The metallic post has a first end surface and a second end surface. The second end surface is attached on the circuit board. The covering member is used for partially covering the metallic post. The covering member includes plural protrusion parts and plural notches. A bottom surface of the notch is not higher than the first end surface. A top surface of the protrusion part is not lower than the first end surface. An outlet part of the winding coil is transferred through at least two of the plural notches and fixed on the first end surface.
    Type: Grant
    Filed: November 3, 2016
    Date of Patent: July 16, 2019
    Assignee: DELTA ELECTRONICS COMPONENTS (WUJIANG) LTD.
    Inventors: Fulei Yu, Liangjun Zhang, Zhaoyang Jin, Cheng-Hsien Yeh
  • Patent number: 10340633
    Abstract: A withdrawable module for a motor unit, in particular for an adjustment motor of a motor vehicle, is disclosed. The withdrawable module has a plug for insertion into a housing of the motor unit, the plug having a carrier element having a carrier-element-side axis, the carrier element including electrical plug elements for engaging with a corresponding plug-type connector of the motor unit. The withdrawable module has a connection body connected to the plug comprising a multiplicity of through-cutouts, which reach from a first side face to an opposite second side face in order to receive electrical contact pins therein. The multiplicity of electrical contact pins which are plugged from the first side face through the connection body are compressed in order to be fixed in the through-cutouts. In this case, the axis of the through-cutouts has a predetermined angle of less than 180 DEG with respect to the fitting direction.
    Type: Grant
    Filed: December 16, 2014
    Date of Patent: July 2, 2019
    Assignee: Conti Temic microelectronic GmbH
    Inventors: Martin Schaible, Andreas Glemser
  • Patent number: 10326321
    Abstract: A stator which may enhance processability and manufacturing efficiency and a motor using the same are provided according to an embodiment of the present invention. Particularly, a stator which includes a plurality of unit stator cores which are provided with a tooth protruding from a head portion, an insulator coupled to the unit stator core, and a guide portion having a terminal mounting groove provided at an upper end of the insulator, is provided.
    Type: Grant
    Filed: May 24, 2016
    Date of Patent: June 18, 2019
    Assignee: LG INNOTEK CO., LTD.
    Inventors: Young Gu Kang, Yong Joo Kim
  • Patent number: 10312764
    Abstract: A fixing device for junction wires of a stator of a motor includes a box and flat conductors. The box has circular grooves radially arranged at a side of the box and terminal accommodating grooves located at a peripheral edge at the side of the box. Each of the flat conductors has an arc-shaped holding portion and two terminals connected to an upper edge of the arc-shaped holding portion and horizontally bended. The arc-shaped holding portions are accommodated in the circular grooves. The terminals are exposed out of the circular grooves and partially accommodated in the terminal accommodating grooves, respectively. At least one of the terminals has an extending section extending over at least one of the circular grooves. A distance between the extending section and the arc-shaped holding portion of the flat conductor in the at least one circular groove is a fixed value.
    Type: Grant
    Filed: March 6, 2017
    Date of Patent: June 4, 2019
    Assignee: Chicony Power Technology Co., Ltd.
    Inventors: Shao-Chung Yuan, Hui-Hsin Tsai, Yin-Jao Luo, Shih-Wei Hung
  • Patent number: 10306792
    Abstract: An electronics unit and an electromotor with such an electronics unit is provided with a sealing arrangement which seals an interface structural group mounted on a printed circuit board against an inside of the electronics housing as well as on the front side in the area of the plug interface in such a manner that the inside of the electronics housing is sealed against the entrance of a liquid even in the not-in-use state of a connection box of the electronics unit.
    Type: Grant
    Filed: October 27, 2016
    Date of Patent: May 28, 2019
    Assignee: ebm-papst Mulfingan GmbH & Co. KG
    Inventors: Michael Sturm, Thomas Sauer, Matthias Maschke
  • Patent number: 10298082
    Abstract: To provide an insulating component of a motor formed of a single component capable of ensuring insulating properties. An insulating component (2) forms a motor that comprises a stator (1), a stator housing (4) attached to the stator (1), multiple windings (14) arranged in the stator (1), and a wiring board (3) arranged at one end of the stator (1) in an axis direction of the stator (1) and used for wiring of the windings (14). The insulating component (2) comprises: a first insulating wall (21) arranged between adjacent ones of the windings (14) of different phases and electrically insulating the adjacent windings (14); and a second insulating wall (22) arranged between the windings (14) and the wiring board (3) and electrically insulating the windings (14) and the wiring board (3).
    Type: Grant
    Filed: April 13, 2017
    Date of Patent: May 21, 2019
    Assignee: FANUC CORPORATION
    Inventors: Kouji Kobayashi, Takeshi Tamaki, Koutarou Yamada
  • Patent number: 10291095
    Abstract: A motor includes a stator including a terminal and a casing that houses the stator, in which the casing includes a casing body with high thermal conductivity that includes an opening in which the terminal is disposed and houses the stator and a casing block disposed in the opening and with an insulating property and high thermal conductivity, and the casing block includes a housing part that houses a distal end portion of the terminal.
    Type: Grant
    Filed: April 5, 2017
    Date of Patent: May 14, 2019
    Assignee: MINEBEA MITSUMI INC.
    Inventors: Jun Ohmura, Makoto Otsuka
  • Patent number: 10284068
    Abstract: A linear actuator for an active engine mount of a vehicle has a stator with a coil that can be fed with electric current for generating an electromagnetic field and an actuating element that is mounted in axially movable fashion with reference to the stator. The actuating element comprises an armature and a ram extending in axial direction and is so mounted in the stator by means of at least one spring element that it can be moved axially in frictionless fashion when the coil is fed with current. The actuating element comprises a support element of a non-magnetic light-weight construction material extending in radial direction between the armature and the ram. Advantageously, the armature is provided only in such regions where there run magnetically relevant field lines of the electromagnetic field of the coil.
    Type: Grant
    Filed: February 10, 2014
    Date of Patent: May 7, 2019
    Assignee: Rausch & Pausch GmbH
    Inventors: Rocco Kemnitz, Werner Döhla, Julius Hudec, Jakob Haas
  • Patent number: 10284043
    Abstract: A stator for an electric motor includes a substrate, sensor leads and power leads connected to the substrate, and a lead wiring part that retains the substrate and routes the sensor leads and the power leads. The substrate has a Hall IC that is a position detection circuit for a rotor mounted thereon, and a hole for inserting a terminal provided in a board-in connector formed therein. The substrate is retained only by the lead wiring part, and the sensor leads and the power leads are retained by the lead wiring part.
    Type: Grant
    Filed: July 11, 2014
    Date of Patent: May 7, 2019
    Assignee: Mitsubishi Electric Corporation
    Inventors: Yuto Urabe, Hiroki Aso, Kazunori Sakanobe, Mineo Yamamoto, Hiroyuki Ishii, Junichiro Oya
  • Patent number: 10263498
    Abstract: A rotating electric machine includes a rotor, a stator, a temperature detecting element, and a cooling apparatus. The stator includes a stator core that is disposed so as to oppose the rotor in a radial direction of the rotating electric machine, and a stator winding that is wound around the stator core. The temperature detecting element is set in the stator winding. The cooling apparatus drips a liquid coolant onto coil end portions of the stator winding, thereby performing cooling. The stator winding has a plurality of input and output lines that are electrically connected to an external apparatus. At least one input or output line among the plurality of input and output lines is disposed vertically above the temperature detecting element.
    Type: Grant
    Filed: July 8, 2015
    Date of Patent: April 16, 2019
    Assignee: DENSO CORPORATION
    Inventor: Toshihiro Takei
  • Patent number: 10263487
    Abstract: The present invention relates to an electrical household appliance comprising an electric motor with a stator having a core around which a coil is wrapped to be connected to a motor power socket by an electrical connection terminal. An electric motor is disclosed, the electric motor comprising a stator which contains a core wrapped with a coil therearound, an electrical connection terminal into which a mag mate terminal having at least one slit is inserted to be electrically connected to the coil through insertion of the coil into the slit.
    Type: Grant
    Filed: March 31, 2014
    Date of Patent: April 16, 2019
    Assignee: ARCELIK ANONIM SIRKETI
    Inventors: Asuman Firat, Emin Gultekin Sonmez, Pevrul Sarikaya
  • Patent number: 10263484
    Abstract: A stator for a rotary electric machine includes a stator core, three-phase coils, and a neutral point connection conductor. The three-phase coils are wound around the stator core. The neutral point connection conductor is connected to each of the three-phase coils. The neutral point connection conductor includes a linear conductor that is bent. The linear conductor includes two end portions and an overlapping portion in which the conductor is folded back and doubled up. One of the two end portions is connected to one-phase coil of the three-phase coils. The other of the two end portions is connected to another-phase coil of the three-phase coils. The overlapping portion is connected to the remaining-phase coil of the three-phase coils.
    Type: Grant
    Filed: December 22, 2014
    Date of Patent: April 16, 2019
    Assignees: TOYOTA JIDOSHA KABUSHIKI KAISHA, DENSO CORPORATION
    Inventors: Tetsushi Mizutani, Keiichi Kaneshige, Masayuki Ikemoto, Tsutomu Hatakeyama, Akiya Shichijoh
  • Patent number: 10253763
    Abstract: An object is to provide a motor-driven compressor capable of reducing cost required when a failure occurs in part of components configuring an inverter device. A power substrate assembly 50 is removably fixed to a housing body 10 in an inverter accommodation chamber 13, and a control substrate assembly 70 and a filter circuit assembly 90 are removably fixed to a cover 30. Therefore, when the cover 30 is removed from the housing body 10, the power substrate assembly 50, the control substrate assembly 70, and the filter circuit assembly 90 can be independently removed from the housing body 10 or the cover 30, and new power substrate assembly 50, control substrate assembly 70, and filter circuit assembly 90 can be independently mounted on the housing body 10 or the cover 30.
    Type: Grant
    Filed: October 12, 2011
    Date of Patent: April 9, 2019
    Assignee: MITSUBISHI HEAVY INDUSTRIES AUTOMOTIVE THERMAL SYSTEMS CO., LTD.
    Inventors: Takashi Nakagami, Takayuki Takashige, Hiroyuki Kamitani, Koji Nakano
  • Patent number: 10253736
    Abstract: A fuel pump may be driven by a brushless motor. The fuel pump may include a core; three supplying terminals configured to supply electric power to a coil wire fixed to the core and wound around the core; a resin layer holding the three supplying terminals; and a ground terminal held by the resin layer in a state of being insulated from the three supplying terminals, wherein the ground terminal may be electrically connected to a control circuit configured to control electric power supplied to the three supplying terminals.
    Type: Grant
    Filed: November 14, 2014
    Date of Patent: April 9, 2019
    Assignee: Aisan Kogyo Kabushiki Kaisha
    Inventors: Yoshihiko Honda, Akira Hamajima, Yoshiki Kamio
  • Patent number: 10256694
    Abstract: A motor includes a busbar made of metal and a busbar holder made of resin. The busbar includes a plate shaped portion and terminals extending upward from the plate shaped portion and electrically connected to an end portion of a conducting wire included in coils. In addition, a busbar portion defined by the busbar and the busbar holder and a rotor overlap each other in an axial direction. The busbar portion widens in a radial direction, and dimensions of the entire motor in the radial direction are significantly reduced or minimized. In addition, the number of busbars stacked in the axial direction is reduced. As a result, the dimensions of the motor in the axial direction are significantly reduced or minimized.
    Type: Grant
    Filed: December 25, 2013
    Date of Patent: April 9, 2019
    Assignee: NIDEC CORPORATION
    Inventors: Keisuke Fukunaga, Takayuki Migita
  • Patent number: 10256705
    Abstract: The invention relates to a method for repairing an electric generator, preferably in a wind turbine generator (WTG), the electric generator (10) having a stator and a rotor (30) rotatably mounted relative to the stator. The method of repairing the electric generator provides a rotor connecting ring (40) with a first conductor assembly and a second conductor assembly in two different planes, each assembly with a plurality of conductive arc segments. Each of the first and the second plurality of conductive arc segments form a ring-like shape in their respective plane, both ring-like shapes being concentrical to the central shaft (132) when the rotor connecting ring is mounted. First electrical connections (50) from the central shaft connect to the rotor connecting ring for the multiple phases (K,L,M). Second electrical connections (60) further connect from the rotor connecting ring to the respective windings of the multiple phases (K,L,M) on the exterior part of the rotor facing the stator.
    Type: Grant
    Filed: May 21, 2015
    Date of Patent: April 9, 2019
    Assignee: Vestas Wind Systems A/S
    Inventor: Kim Sveinsson Sørensen
  • Patent number: 10256689
    Abstract: An electric motor apparatus is described that utilizes a Halbach array and a ferrofluid core. The electric motor comprises a rotor assembly and a stator assembly, each of which utilizes a Halbach array. A ferrofluid core is utilized in the stator, which results in a motor that is less susceptible to core loss and operates with increased efficiency.
    Type: Grant
    Filed: September 12, 2017
    Date of Patent: April 9, 2019
    Assignee: 140Energy, Inc.
    Inventor: Elijah Jacob Williams
  • Patent number: 10249452
    Abstract: An assemblage having a thermally insulating switch and a thermal insulator for constituting an electrical conductor passthrough through the thermal insulator. The thermal insulator insulates an inner space from an outer space, the assemblage having inner connector on the side of the inner space and outer connector on the side of the outer space, which are electrically conductively connectable by the switch. The assemblage has a control unit for controlling the thermally insulating switch, a current flowing through the switch is detectable by the control unit, the switch is controllable by the control unit in such a way that the switch is actuatable only in a substantially zero-current state, and the switch is disposed in the thermal insulator in such a way that thermal insulation between the inner connector and the outer connector is accomplished by way of the switch in the open state.
    Type: Grant
    Filed: January 12, 2016
    Date of Patent: April 2, 2019
    Assignee: ROBERT BOSCH GMBH
    Inventors: Andreas Letsch, Joerg Thielen, Martin Tenzer
  • Patent number: 10236757
    Abstract: A rotating electric machine includes: a stator core having a plurality of slots aligned along a circumferential direction; a stator having a stator coil with an enamel coating inserted into the slots of the stator core; and a rotor rotatably arranged over the stator core through a given gap. The stator coil includes: main coils of a plurality of phases in which a plurality of segment coils each having a rectangular cross-section wire formed into a substantially U-shaped wire in advance is connected to each other; a first sub-coil having a lead wire led from the slots and attached with an AC terminal, and connected to one end of the respective main coils; and a second sub-coil having a neutral wire led from the slots, and connected to the other end of the respective main coils. The lead wire and the neutral wire are each formed of a wire with a bend structure having a plurality of straights and bends.
    Type: Grant
    Filed: February 3, 2017
    Date of Patent: March 19, 2019
    Assignee: Hitachi Automotive Systems, Ltd.
    Inventors: Kenichi Nakayama, Yoshimi Mori, Takahiro Omori, Tomoaki Kaimori, Tsuyoshi Gotou, Hiromitsu Okamoto, Naoki Nishikawa, Takashi Genmoto
  • Patent number: 10236116
    Abstract: A power supply apparatus for a vehicle is provided. The power supply apparatus includes a plurality of bobbins around which coils are wounded, a bobbin assembling plate configured to be integrally formed with the plurality of bobbins, a support body configured to support the bobbin assembling plate, a connection housing configured to have a plurality of phase electrode terminals connected to a plurality of connecting terminals, which are installed at one side of an upper end of the support body, and to connect ends of the coils wound around the plurality of bobbins and a plurality of insulators having the plurality of phase electrode terminals alternately disposed sequentially therein and disposed between the plurality of phase electrode terminals, and a housing cover configured to form an outer cover of the connection housing and an outer cover of the support body.
    Type: Grant
    Filed: July 7, 2015
    Date of Patent: March 19, 2019
    Assignee: Hyundai Mobis Co., Ltd.
    Inventor: Do-Hyun Kim
  • Patent number: 10227061
    Abstract: The invention relates to a closing plate (3) for a windscreen wiper drive motor device (1) for a motor vehicle, said device (1) being of the type comprising a support (2), a shaft (5) being received therein, said shaft bearing an endless screw (6) which is capable of being driven in rotation by a motor (7), and being of the type in which said support (2) comprises a bush mounting (17) for receiving a bush (18) which is capable of supporting one end (5a) of the shaft (5), said plate (3) comprising a base (14) which is capable of closing said support (2), the closing plate (3) being characterized in that it comprises a closing tongue (20) which is made of the same material as the base (14) and serves as a water deflector for an orifice (19) formed in the end of the bush mounting (17) in the axis of rotation of the shaft (5). The inventor further relates to a windscreen wiper drive motor device for a motor vehicle comprising a closing plate.
    Type: Grant
    Filed: November 18, 2016
    Date of Patent: March 12, 2019
    Assignee: Valeo Systèmes d'Essuyage
    Inventors: Alain Servin, Laurent Collinet, Stephane Beauchamps
  • Patent number: 10224782
    Abstract: A motor includes a shaft, a rotor disposed at the shaft, a stator disposed on an outer side of the rotor, a busbar disposed on the stator, a housing accommodating the rotor, the stator, and the busbar, and having an opening formed on one side thereof, and a bracket disposed on a side of the opening of the housing. The busbar includes a busbar body, a reinforcing rib disposed to protrude from an upper surface of the busbar body, and a weight groove formed in a lower surface of the busbar body.
    Type: Grant
    Filed: November 1, 2016
    Date of Patent: March 5, 2019
    Assignee: LG INNOTEK CO., LTD.
    Inventor: Cheong Un Han
  • Patent number: 10211699
    Abstract: A bus bar unit used in a motor including a coil may include a plurality of bus bars including a metal material. At least one of the plurality of bus bars may include a body portion extending in substantially a circumferential direction relative to a center axis of the motor; a first terminal portion electrically connected to the coil of the motor; and an arc-shaped bridge portion connecting a first end portion of the body portion to the first terminal portion. The bridge portion may lie across at least an other one of the plurality of bus bars. An axial position of the body portion and an axial position of the first terminal portion may at least partially overlap with each other.
    Type: Grant
    Filed: September 25, 2014
    Date of Patent: February 19, 2019
    Assignee: NIDEC CORPORATION
    Inventor: Keisuke Fukunaga
  • Patent number: 10193410
    Abstract: A motor includes a rotor, a stator, a housing, a bus bar assembly, a cover fixed to the housing, and a circuit board. The bus bar assembly includes a bus bar, a wiring member, and a bus bar holder. The bus bar holder includes a main body portion, a connector portion, and a connection terminal holding portion. The cover directly or indirectly contacts a second side of the main body portion. The wiring member includes a circuit board connection terminal fixed to the connection terminal holding portion at a first side ahead of the end of the second side of the main body portion, and the end of the second side at the radially inner surface of the connection terminal holding portion is located at the first side ahead of the surface of the second side of the circuit board.
    Type: Grant
    Filed: March 29, 2017
    Date of Patent: January 29, 2019
    Assignee: NIDEC CORPORATION
    Inventors: Hidehiro Haga, Ryusuke Sato, Masashi Sonoda
  • Patent number: 10186926
    Abstract: A waterproof cover of a motor comprises a flange unit having a hollow section at a center; a cover unit formed around the flange unit to have a shape declined toward an outer circumference; an opening section opened to expose a hall sensor cover at one side of the cover unit; a plurality of ribs formed to be projected on the cover unit toward the outer circumference; a plurality of drain guides formed to be projected along the outer circumference of the cover unit; and a drain channel formed between adjacent drain guides among the plurality of drain guides.
    Type: Grant
    Filed: September 30, 2016
    Date of Patent: January 22, 2019
    Assignee: NEW MOTECH CO., LTD.
    Inventors: Jeong Cheol Jang, Jeong Nam Seo
  • Patent number: 10186925
    Abstract: An electric machine provided with: a stator having a magnetic core longitudinally crossed by a plurality of stator slots; a stator winding having a series of rigid bars, which are “U”-shaped and are inserted through the stator slots defining an entry side, in which the cusps of the “U”-shaped bars are placed, and an exit side, in which the legs of the “U”-shaped bars are placed; the ends of at least two non-adjacent legs are electrically connected to one another by means of a connection bridge; and an insulating support is provided, which houses the connection bridge, is arranged under the connection bridge and has a plurality of through holes, into which some legs are inserted, which have to pass through the insulating support itself.
    Type: Grant
    Filed: April 15, 2016
    Date of Patent: January 22, 2019
    Assignee: MAGNETI MARELLI S.p.A.
    Inventors: Franco Ciampolini, Marco Magri
  • Patent number: 10177628
    Abstract: An electrical power tool has an electronically commutated drive motor, preferably a direct current motor. The motor includes a stator core equipped with an insulating body, on which core a motor winding is embodied. Also included in the motor is at least one electrically conductive connector element for electrical connection of the motor winding, the connector element being disposed on the insulating body. The connector element has a fastening segment, and a receptacle for reception of the fastening segment is provided on the insulating body. The fastening segment and the receptacle have complementary geometrical shapes that prevent self-actuated detachment of the fastening segment disposed in the receptacle.
    Type: Grant
    Filed: May 28, 2013
    Date of Patent: January 8, 2019
    Assignee: ROBERT BOSCH GMBH
    Inventors: Sebastian Laber, Patrick Budaker
  • Patent number: 10170951
    Abstract: The present invention relates to an electrical machine having a stator. The stator comprises a plurality of slots for receiving a stator winding. One respective conductor section of the stator winding is inserted into each slot. The conductor sections of at least one pair of poles are short-circuited to one another on a first side of the stator. The conductor sections on a second side of the stator, opposite from the first side, are each connected to a terminal of a power supply unit. The power supply unit consists of two annular electrical conductors, between which at least one power-electronics component is arranged.
    Type: Grant
    Filed: September 18, 2015
    Date of Patent: January 1, 2019
    Assignee: VOLABO GMBH
    Inventors: Adrian Patzak, Florian Bachheibl, Gurakuq Dajaku, Dieter Gerling
  • Patent number: 10164493
    Abstract: Each of the coils provided in a stator includes a wire introducing portion where a wire is introduced into a groove, an adjusting portion including the wire wound within the groove, and a plurality of wire layers each of which are aligned adjacent one another along an extending direction of a tooth. Among the plurality of wire layers, wires located on a periphery side-end in the odd-numbered wire layers are separated from an inner circumferential surface of the periphery by a half pitch.
    Type: Grant
    Filed: November 28, 2014
    Date of Patent: December 25, 2018
    Assignee: AISAN KOGYO KABUSHIKI KAISHA
    Inventors: Yoshihiko Honda, Akira Hamajima, Takashi Suefuji
  • Patent number: 10141810
    Abstract: A connection support assembly for a stator assembly can be used to secure electrical jumper wires of an electric machine. The connection support assembly includes a support body and a catch protruding from the support body. The catch defines an opening. The connection support assembly further includes a clip coupled to the support body. The clip includes a clip body and a pin protruding from the clip body. The pin extends through the opening of the catch in order to couple the clip to the support body and clamp at least some electrical jumper wires between the support body and the clip.
    Type: Grant
    Filed: February 29, 2016
    Date of Patent: November 27, 2018
    Assignee: GM Global Technology Operations LLC
    Inventors: Edward L. Kaiser, Paul Buchholz, Xiaohui Du
  • Patent number: 10141812
    Abstract: A motor shaft is configured to be press-fitted into a hole formed in a press-fitted component from a front end side in an axial direction. The motor shaft includes: a shaft body; a first annular projection portion that protrudes outwardly in a radial direction of the shaft body and is brought into contact with an inner circumferential surface of the hole the first annular projection portion being positioned at a first position; and a second annular projection portion that protrudes outwardly in the radial direction of the shaft body and is brought into contact with the inner circumferential surface of the hole, the second annular projection portion being positioned at a second position that is shifted from the first position toward a rear end side in the axial direction of the shaft body.
    Type: Grant
    Filed: January 12, 2016
    Date of Patent: November 27, 2018
    Assignee: Minebea Co., Ltd.
    Inventors: Makoto Otsuka, Yutaka Kamogi, Jun Ohmura
  • Patent number: 10141806
    Abstract: A stator arrangement for an electrical motor has several windings (28) which are arranged on a winding carrier (26) of plastic. A groove (32) extends in the peripheral direction and is open to the axial end-side and in which at least one electrical conductor (30) electrically connecting two of the windings (28) is arranged. The groove (32) is formed on at least one axial end-side (20) of the winding carrier (26). An electric motor including the stator arrangement as a pump assembly with such a stator arrangement are also provided.
    Type: Grant
    Filed: May 27, 2013
    Date of Patent: November 27, 2018
    Assignee: GRUNDFOS HOLDING A/S
    Inventor: Lars Toft Stampe
  • Patent number: 10135312
    Abstract: The present invention relates to a structure of a guide member performing a vibration preventing function of a coil and a motor using the same. In the structure of the guide member which guides the coil wound around a stator to an external power module, and a vibration preventing pattern is provided in a coil guide groove, thereby implementing a stable fixing force of the coil when the motor is driven and solving a problem of noise due to a vibration of the coil. Therefore, a steering wheel is operated more stably.
    Type: Grant
    Filed: May 27, 2016
    Date of Patent: November 20, 2018
    Assignee: LG INNOTEK CO., LTD.
    Inventors: Yong Joo Kim, Young Gu Kang
  • Patent number: 10128721
    Abstract: A motor may include a motor body portion; a connector portion disposed to the motor body portion; and a wiring member electrically connected to the motor body portion. The connector portion has a surface exposed to an outside of the motor body portion. The wiring member includes a plurality of external connection terminals which are connected to the external power supply to protrude from the exposed surface of the connector part. The connector portion is provided with a through hole which extends from the exposed surface toward the accommodating space and connects the outside of the motor body portion and the accommodating space. When viewed in the normal direction of the exposed surface, at least a portion of the through hole is positioned inside an edge of an external connection terminal group which consists of the plurality of external connection terminals.
    Type: Grant
    Filed: November 23, 2015
    Date of Patent: November 13, 2018
    Assignee: NIDEC CORPORATION
    Inventors: Tadashi Hotori, Yusuke Yasuda
  • Patent number: 10128718
    Abstract: In a stator, winding coil sections are formed at respective teeth, and pairs of winding terminal portions that are continuous to the respective winding coil sections are guided out from between base end portions of respective adjacent teeth toward one axial direction side of the stator core. A first retaining portion that retains a base end portion of one winding terminal portion of each pair of winding terminal portions, and a second retaining portion that retains another winding terminal portion of each pair of winding terminal portions, are provided between the base end portions of the respective adjacent teeth. The first retaining portions and the second retaining portions are disposed between the base end portions of the respective adjacent teeth so as to be offset from each other in a circumferential direction and a radial direction of the stator core.
    Type: Grant
    Filed: August 26, 2016
    Date of Patent: November 13, 2018
    Assignee: DENSO CORPORATION
    Inventor: Akio Murase
  • Patent number: 10116191
    Abstract: A motor has a stator, a rotor, an end cover assembly installed on an axial end of the stator and the rotor. The rotor includes a shaft. The end cap assembly includes an end cap, a cover, and a circuit board arranged between the cover and the stator. At least one electronic element is mounted on the circuit board. The shaft passes through a hole in the cover. The cover and the shaft are made of a conductive material. With such structure damage to the circuit board and the electronic element due to high-voltage static electricity is avoided.
    Type: Grant
    Filed: January 27, 2016
    Date of Patent: October 30, 2018
    Assignee: JOHNSON ELECTRIC S.A.
    Inventors: Hong Wei Zhang, Zhi Dan Liu