Connectors, Terminals Or Lead-ins Patents (Class 310/71)
  • Patent number: 11757336
    Abstract: A wiring board (3) has first and second rigid sections (11, 12) each having six metal leaf layers, and a flexible section (13) having two metal leaf layers that connect the both rigid sections (11, 12). A capacitor unit (34) and a filter unit 31, which supplies power to an inverter, are mounted on the first rigid section (11), and a CPU (21) and a pre-driver circuit element (22) are mounted on the second rigid section (12). Mutually-independent two control systems are arranged so as to be symmetrical about a board center line (M). Detection signal lines (51) of rotation sensors (37, 38) located at the middle of the first rigid section (11) extend along the board center line (M) on the flexible section (13). Each of the two control systems is configured along a wiring direction of the detection signal lines (51).
    Type: Grant
    Filed: August 12, 2022
    Date of Patent: September 12, 2023
    Assignee: HITACHI ASTEMO, LTD.
    Inventors: Tetsurou Tateyama, Kumiko Yoshinaga, Eiji Ichikawa, Hirofumi Watanabe, Mototaka Takahashi
  • Patent number: 11742712
    Abstract: The present disclosure includes: a holding ring fitted to a rotor and holding a rotor coil of the rotor; and an interpolar jumper wire electrically connecting field poles of the rotor to each other, the interpolar jumper wire being composed of a flexible lead formed by stacking electrically conductive metal plates and a metal wire connected to the flexible lead. In a case where the flexible lead is divided, in terms of positions in a radial direction of the metal plates thereof, at half the number of all the stacked metal plates, an average value of plate thicknesses of metal plates that are disposed on an inner layer side is set to be smaller than an average value of plate thicknesses of metal plates that are disposed on an outer layer side.
    Type: Grant
    Filed: February 28, 2020
    Date of Patent: August 29, 2023
    Assignee: MITSUBISHI ELECTRIC CORPORATION
    Inventor: Kohei Samata
  • Patent number: 11722028
    Abstract: Systems for a voltage balanced multi-set hairpin windings for electric motors are provided. The systems comprise a stator assembly of an electric motor system, a plurality of radial slots positioned around an inner cylindrical surface, and a winding scheme for the stator assembly including alternating positioning of a hairpin wire having a seven slot span and another hairpin wire having a five slot span in four sub-circuits.
    Type: Grant
    Filed: March 30, 2021
    Date of Patent: August 8, 2023
    Assignee: DANA TM4 INC.
    Inventor: Ruisheng Shi
  • Patent number: 11715984
    Abstract: An electric machine has a plurality of phases. A winding is associated with each phase. An interconnection arrangement includes an annular carrier element with a plurality of axial cutouts, each for passage of a portion of a winding and a plurality of concentrically arranged, hollow-cylindrical switching rings. Each switching ring is adapted to contact a winding. The carrier element and the switching rings are adapted to radially positively engage one inside the other in an axial contact zone.
    Type: Grant
    Filed: August 27, 2018
    Date of Patent: August 1, 2023
    Assignee: ZF FRIEDRICHSHAFEN AG
    Inventors: Katja Willacker, Christoph Wieder, Jochen Wittmann, Roland Lindwurm, Ralf Wittstadt, Daniel Schmitt, Matthias Cudok, Bernhard Byzio, Alexander Schäflein, Marcus Van Heyden
  • Patent number: 11715989
    Abstract: An element-side connection terminal (40) extending from a power conversion circuit unit (16) includes a first connection terminal portion (40A) that extends in a direction intersecting a direction of extension of a counterpart-side connection terminal (38); and a second connection terminal portion (40B) that is bent at a point before the first connection terminal portion (40A) reaches the counterpart-side connection terminal (38) in a direction to intersect the direction of extension of the counterpart-side connection terminal (38) such that the second connection terminal portion (40B) is provided with elasticity and is in an elastic contact with the counterpart-side connection terminal (38) at an angle. A tip end side (38T) of the counterpart-side connection terminal (38) and a tip end side (40T) of the second connection terminal portion (40B) are electrically joined.
    Type: Grant
    Filed: September 7, 2018
    Date of Patent: August 1, 2023
    Assignee: HITACHI ASTEMO, LTD.
    Inventors: Hideyuki Hara, Takuro Kanazawa, Kazuhiko Nakano, Akira Ishii, Tetsuro Tateyama
  • Patent number: 11695314
    Abstract: An electric drive unit includes a multi-phase AC motor including a plurality of first terminals, and a power converter including a plurality of second terminals. The power converter is fixed to an electric motor case so as to partially overlap the AC motor in an axial direction with a wall portion interposed therebetween. Each first terminal includes a first extended portion extending from the stator along the axial direction, and a first fastening portion. Each second terminal includes a second extended portion extending along an extending direction at a portion of the power converter that does not overlap the AC motor in the axial direction; and a second fastening portion. The electric motor case includes a communication hole formed in the wall portion, and a service hole formed in a portion located on an extension line of the fastener parallel to an insertion direction of the fastener.
    Type: Grant
    Filed: June 9, 2021
    Date of Patent: July 4, 2023
    Assignee: TOYOTA JIDOSHA KABUSHIKI KAISHA
    Inventor: Fumiki Tanahashi
  • Patent number: 11689085
    Abstract: A method for mounting a switching unit on a component of an electric motor, including a component of an electric motor. The component may include a plurality of teeth and coil windings, arranged on the teeth and are formed by winding wire portions, the winding wire portions protruding from the coil windings by means of winding wire ends. A switching unit, which has an arrangement of connecting conductors, is arranged on the component of the electric motor. At least some of the winding wire ends are connected to the connecting conductors of the switching unit. In order to connect the winding wire ends to the connecting conductors of the switching unit, a positioning element, operatively connected to the winding wire ends, and the switching unit are moved relative to each other along a movement plane and the winding wire ends are thereby brought into contact with the connecting conductors.
    Type: Grant
    Filed: July 25, 2018
    Date of Patent: June 27, 2023
    Inventors: Stefan Wüst, Oliver Haupt
  • Patent number: 11677292
    Abstract: Systems are provided for an electric motor housing. In one example, a system comprising a phase connection enclosure comprising a bus bar assembly sealed between a motor lead and a plurality of phase cable connections. The phase connection enclosure is integrally arranged within a cooling jacket of the electric motor housing.
    Type: Grant
    Filed: September 23, 2020
    Date of Patent: June 13, 2023
    Assignee: Dana Automotive Systems Group, LLC
    Inventor: Darren J. Ziskovsky
  • Patent number: 11677288
    Abstract: The present embodiment relates to a terminal assembly comprising: a power supply terminal module, which comprises a power supply terminal and a support part, the power supply terminal including a body part and an insertion part bent and extended from an end of the body part and the support part being coupled to the power supply terminal so as for the body part to penetrate therethrough; and a bus bar terminal module, which comprises a bus bar guide groove, in which the insertion part is inserted, and a bus bar terminal, which is placed in the bus bar guide groove and is in contact with the insertion part.
    Type: Grant
    Filed: October 30, 2020
    Date of Patent: June 13, 2023
    Assignee: LG INNOTEK CO., LTD.
    Inventor: Byeong Yong Kim
  • Patent number: 11670995
    Abstract: There is provided a system including a dual rotor electrical machine. The dual rotor electrical machine comprises a stator, an inner rotor including a first number of permanent magnet pole pairs, and a modulator including a second number of modulating segments. The system includes a controller configured to execute non-transitory machine readable instructions that, when executed by the controller, cause the system to determine a virtual position of an electromagnetic field of the stator based on a weighted sum of an angular position of the inner rotor and an angular position of the modulator, wherein weights in the weighted sum are based on the first number and the second number.
    Type: Grant
    Filed: August 25, 2020
    Date of Patent: June 6, 2023
    Assignee: Deere & Company
    Inventors: Matthias Lang, Chris J. Tremel, Christopher Reek
  • Patent number: 11670980
    Abstract: A motor may include a shaft, a rotor coupled to the shaft, a stator disposed outside the rotor, and a bus bar disposed on the stator. The bus bar may include a terminal connected to a coil of the stator, the terminal includes a first terminal and a second terminal separated from each other in a circuit manner, the first terminal includes a first neutral terminal and a plurality of first phase terminals, the second terminal includes a second neutral terminal and a plurality of second phase terminals, first curvature centers of the plurality of first phase terminals are disposed to be different, second curvature centers of the plurality of second phase terminals are disposed to be different, and a position of a curvature center of the first neutral terminal is the same as a position of a curvature center of the second neutral terminal.
    Type: Grant
    Filed: April 15, 2022
    Date of Patent: June 6, 2023
    Assignee: LG INNOTEK CO., LTD.
    Inventor: Woong Seon Ryu
  • Patent number: 11664697
    Abstract: A wiring member for rotating electrical machine that connects coil ends of a stator to electrodes of a terminal block in a rotating electrical machine. The wiring member includes a plurality of conductive wires, and a holding portion for holding the plurality of conductive wires. The holding portion includes an adhesion portion adhered and fixed to a fixing target member. A fixing structure of wiring member for rotating electrical machine is configured that the wiring member for rotating electrical machine including the plurality of conductive wires and connecting coil ends of a stator to electrodes of a terminal block in the rotating electrical machine is fixed to a fixing target member. The rotating electrical machine includes the stator including a stator core and a plurality of coil pieces adhered and fixed to the stator core, and the wiring member for rotating electrical machine.
    Type: Grant
    Filed: August 12, 2020
    Date of Patent: May 30, 2023
    Assignee: PROTERIAL, LTD.
    Inventors: Noriyuki Takahashi, Jun Umetsu
  • Patent number: 11664699
    Abstract: The present disclosure discloses an encapsulated cylindrical shell structure with a motor. The encapsulated cylindrical shell structure includes a second shell and a second shell. The first shell internally has a mounting space; the second shell is inserted into the mounting space; the second shell includes a hard main body and a soft main body; the soft main body is detachably mounted on the hard main body; the hard main body is provided with a first cavity; the soft main body is provided with a second cavity; a first driving mechanism is mounted in the first cavity; and a second driving mechanism is mounted in the second cavity. The first shell made of the elastic material, and the transverse parts can provide an elastic handfeel, so that the flexural resistance generated by the first driving mechanism and the second driving mechanism is effectively reduced, which affects gripping.
    Type: Grant
    Filed: April 18, 2022
    Date of Patent: May 30, 2023
    Inventor: Yongjun Leng
  • Patent number: 11658539
    Abstract: Insulators each include a plurality of board holding claws projecting from an outer peripheral edge of the circuit board for engaging a plurality of board recesses, the plurality of board holding claws are arranged on the outer peripheral edge of the circuit board such that an interval of board holding claws on a connector-mounted side is smaller than an interval between board holding claws on a counter-connector-mounted side, and a load receiving pin, which receives a radial load, projects at a counter-connector-mounted position, which is opposite to a mounted position of a connector.
    Type: Grant
    Filed: May 19, 2021
    Date of Patent: May 23, 2023
    Assignee: SHINANO KENSHI KABUSHIKI KAISHA
    Inventor: Yo Hirose
  • Patent number: 11658538
    Abstract: The present disclosure relates to a motor operated compressor, including a housing, a compressor provided in the housing, a motor connected to the compressor to drive the compressor, an inverter coupled to one side of the housing, and connected to the motor unit in an electrically conductive manner. The motor operated compressor includes a hermetic terminal assembly, one side of which extends into the inverter unit, and an opposite side of which extends into the housing. A plurality of busbars have one end of each busbar connected to the opposite side of the hermetic terminal assembly, and the other end of each busbar connected to the motor unit. A first insulating cover portion encloses and seals the hermetic terminal assembly and the plurality of busbars inside the housing, such that a conductive body connecting the motor unit and the inverter unit in the main housing is sealed from refrigerant.
    Type: Grant
    Filed: December 7, 2020
    Date of Patent: May 23, 2023
    Assignee: LG ELECTRONICS INC.
    Inventors: Hohyun Seok, Chanhyeok Park, Eunsub Lee, Myungkyun Kiem
  • Patent number: 11658537
    Abstract: Provided are a motor and an electric pump having the same, the motor including: a stator having a center made hollow to vertically pass through its opposite surfaces; a rotor which is disposed to be spaced apart from an inner surface of the stator, and into which a drive shaft is inserted to its center; a terminal block including a frame coupled to an upper side of the stator, ribs extending radially inward from the frame, and a ring portion which is coupled to the ribs and into which an upper side of the drive shaft of the rotor is rotatably inserted; and a terminal coupled to the terminal block and electrically connected to the coil of the stator, wherein the terminal may be easily coupled to the coil of the stator included in the motor, and the stator and the rotor may be easily aligned with each other.
    Type: Grant
    Filed: November 24, 2020
    Date of Patent: May 23, 2023
    Assignee: COAVIS
    Inventors: Hyun Tae Lee, Gyu Sang Yu, Woo Keun Lee
  • Patent number: 11652385
    Abstract: One embodiment relates to a motor comprising: a housing; a stator disposed in the housing; a rotor disposed in the stator; a shaft coupled to the rotor; a cover disposed on the housing; and an upper bearing disposed on the cover. The cover comprises: a first body having the upper bearing disposed thereon; a second body disposed on the lower side of the first body; a third body disposed on the lower side of the second body; and a protrusion part protruding in the radial direction from the outer peripheral surface of the second body, wherein the third body comprises an inclined surface inclining inwardly with respect to the outer peripheral surface of the second body.
    Type: Grant
    Filed: June 27, 2019
    Date of Patent: May 16, 2023
    Assignee: LG INNOTEK CO., LTD.
    Inventor: Nam U Jo
  • Patent number: 11646628
    Abstract: Motorized wheel structure includes a motor unit equipped with a stator case, a motor reduction unit operatively connected to the motor unit, and a fixing bracket for fastening the motorized wheel structure to an external device. The motorized wheel structure envisages that the motor reduction unit is equipped at one own end with a substantially circular coupling seat in which a first coupling area and a second coupling area are defined, the fixing bracket is equipped with an annular portion removably coupled in correspondence with the first coupling area of the coupling seat and the stator case is installed passing through the annular portion of the fixing bracket and is removably coupled in correspondence with the second coupling area of the coupling seat.
    Type: Grant
    Filed: September 16, 2020
    Date of Patent: May 9, 2023
    Assignee: AMER S.P.A.
    Inventors: Francesco Battistella, Mirko Dalla Costa
  • Patent number: 11643159
    Abstract: An electric power generator is provided for a human-powered vehicle. The electric power generator includes an axle, a stator, a rotor and a first electrical cable. The axle has a first axial end, and a second axial end. The stator has a first axial stator-end that faces the first axial end of the axle with respect to the rotational center axis and a second axial stator-end that faces the second axial end of the axle with respect to the rotational center axis. The rotor is rotatably mounted on the axle to rotate around a rotational center axis of the electric power generator. The first electrical cable is electrically connected to the stator on the first axial stator-end of the stator. The first electrical cable extends axially through the stator toward the second axial stator-end of the stator with respect to the rotational center axis.
    Type: Grant
    Filed: June 28, 2021
    Date of Patent: May 9, 2023
    Assignee: Shimano Inc.
    Inventors: Azusa Yamazaki, Kenkichi Inoue, Yuuya Yoneda
  • Patent number: 11632012
    Abstract: A motor is provided with a bracket, a terminal provided at the bracket, and a frame. The bracket is fixed to the frame. The terminal is electrically connectable to an outside. The bracket is provided with an outer peripheral surface including an opening portion. A part of the terminal is arranged inside the opening portion.
    Type: Grant
    Filed: July 9, 2019
    Date of Patent: April 18, 2023
    Assignee: MINEBEA MITSUMI INC.
    Inventors: Hirofumi Ohba, Hiroshi Miyazako
  • Patent number: 11628030
    Abstract: Connection systems are disclosed for establishing one or more electrical connections through a drape. An example connection system includes a first connector and a second connector configured to connect to each other. The first connector includes a first-connector housing, an electrical lead extending from the first-connector housing, and at least a first piercing element within the first-connector housing configured to pierce the drape. The first piercing element is orthogonally connected to the electrical lead. The second connector includes a second-connector housing and at least a first receptacle within the second-connector housing. The first receptacle is configured to form at least a first electrical connection of the one or more electrical connections with the first piercing element when the first connector is disposed over the second connector with the drape therebetween. Methods are also disclosed herein for establishing one or more electrical connections through a drape with the connection systems.
    Type: Grant
    Filed: April 18, 2022
    Date of Patent: April 18, 2023
    Assignee: Bard Access Systems, Inc.
    Inventors: Chase Thompson, Kent F. Beck, Jerry Zhao
  • Patent number: 11632008
    Abstract: An arrangement structure of wiring member for rotating electrical machine is configured in such a manner that a wiring member for rotating electrical machine including a plurality of conductive wires and connecting coil ends of a stator to electrodes of a terminal block in a rotating electrical machine is arranged on an arranging target member. The wiring member for rotating electrical machine includes a holding portion including a molded resin so as to cover all the plurality of conductive wires together and holds the plurality of conductive wires. A cushioning member comprising an elastic body is provided between the holding portion and the arranging target member. The holding portion is arranged on the arranging target member via the cushioning member.
    Type: Grant
    Filed: August 12, 2020
    Date of Patent: April 18, 2023
    Assignee: HITACHI METALS, LTD.
    Inventors: Jun Umetsu, Noriyuki Takahashi, Takahiro Futatsumori
  • Patent number: 11626766
    Abstract: In some examples, a connecting ring may connect to a stator coil. The connecting ring may include at least one linear conductor integrally formed in a ring-like shape. Further, the connecting ring may include a terminal section integrally formed in the linear conductor, the terminal section including a hole configured to receive a wire end of the stator coil inserted into the hole in an insertion direction. In addition, the connecting ring may include a cylindrical protrusion having an opening in communication with the hole. The cylindrical protrusion may protrude away from the hole in the insertion direction. Additionally, the connecting ring may include bends for raising a first portion of the connecting ring including the terminal section in the insertion direction relative to a second portion of the connecting ring. An insulating member may cover the second portion of the connecting ring.
    Type: Grant
    Filed: May 22, 2020
    Date of Patent: April 11, 2023
    Assignee: HITACHI ASTEMO, LTD.
    Inventors: Joseph William Galloway, Shinji Yamazaki
  • Patent number: 11626778
    Abstract: A first U-shaped part that is bent so as to form a pair of opposite surfaces facing each other, and a second U-shaped part that is bent so as to form a pair of opposite surfaces facing each other are provided side by side in a bus bar main body of a neutral conductor bus bar. One of the first pair of opposite surfaces and one of the second pair of opposite surfaces are located in the same plane, and the other of the first pair of opposite surfaces and the other of the second pair of opposite surfaces are located in the same plane. A temperature sensor is retained by being inserted through a gap between the first pair of opposite surfaces and a gap between the second pair of opposite surfaces.
    Type: Grant
    Filed: March 3, 2021
    Date of Patent: April 11, 2023
    Assignee: TOYOTA JIDOSHA KABUSHIKI KAISHA
    Inventors: Yukio Tsuchiya, Akihide Takehara
  • Patent number: 11626767
    Abstract: An in-wheel motor is disclosed including a stator and a rotor arranged around the stator, the stator including a cylindrical surface and coils with windings around axially oriented core members and including coil terminals, the motor further including a connector including at least two mutually isolated conductors arranged at the first end of the cylindrical surface near curved ends, the conductors each including a circumferential conducting body and a plurality of contact members extending from conducting the body and arranged for connecting to one of the terminals, wherein the circumferential conducting bodies are axially spaced apart from each other.
    Type: Grant
    Filed: July 20, 2018
    Date of Patent: April 11, 2023
    Assignee: E-TRACTION EUROPE B.V.
    Inventor: Adrianus Petrus Maria Jonker
  • Patent number: 11621600
    Abstract: The invention relates to a stator (100) for an electric machine having a stator core (102) and at least one winding (110) which has a winding head (120) protruding axially beyond the stator core (102), wherein the winding head (120) comprises portions of the winding which form reversals of the winding wires, winding connection lines (126) for energizing the winding (110) and at least one radially outwardly arranged first set of winding portions (127) and one radially inwardly arranged second set of winding portions (128) spaced apart from the first set, wherein the portions of the winding connection lines (126) each run in the circumferential direction, do not protrude axially beyond the first (127) and the second (128) sets of winding portions and are arranged radially between and fixed by the first (127) and the second (128) sets of winding portions. The invention also relates to a method for producing such a stator (100) and to an electric machine having such a stator (100).
    Type: Grant
    Filed: September 14, 2021
    Date of Patent: April 4, 2023
    Assignee: SEG AUTOMOTIVE GERMANY GmbH
    Inventor: David Rodriguez Escobedo
  • Patent number: 11616425
    Abstract: An embodiment of the present invention relates to a cover assembly and a motor comprising same, the cover assembly comprising: a cover plate; a ground terminal disposed on the cover plate; and a capacitor connected to the ground terminal by means of a wire. The ground terminal comprises: a body unit; a ground unit bent from one area of the upper end of the body unit to a first direction; clip units extending from both sides of the body unit to a second direction which is opposite from the first direction; and a coupling unit extending from the lower part of the body unit. The wire is coupled to the clip units by means of insertion. Accordingly, the present invention enables the wire of the capacitor to be fixed in a temporarily assembled state and thus enables an automation process during assembly of the motor.
    Type: Grant
    Filed: August 4, 2021
    Date of Patent: March 28, 2023
    Assignee: LG INNOTEK CO., LTD.
    Inventors: Woo Seob Shim, Seong Hun Oh, Namu Jo
  • Patent number: 11605999
    Abstract: A stator for a drive motor includes: a segmented stator core including a plurality of mounting portions; a bobbin equipped on each mounting portion of the plurality of the mounting portions and having a coil wound thereon; a first casing and a second casing coupled to the bobbin, respectively, at opposite sides of the bobbin with respect to the segmented stator core, and configured to enclose the coil; a passage formed in one of the first casing or the second casing, and configured to allow fluid communication with the inside of the first casing and the second casing; and a terminal portion integrally formed in a remaining one of the first casing or the second casing and configured to allow connection of the coil.
    Type: Grant
    Filed: December 8, 2020
    Date of Patent: March 14, 2023
    Assignees: HYUNDAI MOTOR COMPANY, KIA MOTORS CORPORATION
    Inventors: Jae Min Yu, Hyoung Jun Cho, Jae Won Ha, Myung Kyu Jeong, Yong Sung Jang, Deok Hwan Na, Young Jin Seo, Dong Yeon Han
  • Patent number: 11605996
    Abstract: An electrical distribution member includes a plurality of electrical conducting wires made of a solid wire. The electrical conducting wires each include an electrical conducting body, and a coating layer provided over a surface of that electrical conducting body, while removed therefrom over a respective predetermined length including a joining portion. The electrical conducting wires include at least one first electrical conducting wire having a joining portion extending in an axial direction of a stator core, and at least one second electrical conducting wire having a joining portion bent in relation to a radial direction of the stator core in such a manner as to follow a circumferential direction of the stator core. The predetermined length of the second electrical conducting wire with the coating layer removed therefrom is longer than the predetermined length of the first electrical conducting wire with the coating layer removed therefrom.
    Type: Grant
    Filed: March 1, 2021
    Date of Patent: March 14, 2023
    Assignee: HITACHI METALS, LTD.
    Inventors: Shinsuke Mashiko, Kenichi Egami
  • Patent number: 11601030
    Abstract: A drive device for an electrically drivable vehicle includes a housing body with a first fastening device, a cover which, after release of a second fastening device interacting with the first fastening device for fastening the cover to the housing body, is movable from a first position, in which the cover covers live components of the drive device during operation of the drive device, into a second position, in which the components are exposed, and a first connection device, to which a second connection device is connectable for establishing an electrically conductive connection and/or a data connection. The first fastening device and the first connection device are arranged such that in the first position access to the second fastening means in its position fastening the cover is only possible after the second connection device has been released from the first connection device.
    Type: Grant
    Filed: May 29, 2020
    Date of Patent: March 7, 2023
    Assignee: VALEO SIEMENS EAUTOMOTIVE GERMANY GMBH
    Inventors: Ond{hacek over (r)}ej Grussmann, Alexander Frank
  • Patent number: 11601029
    Abstract: According to this invention, provided is an electric power steering device, including: a motor having a winding; and a control unit configured to control the motor, the motor and the control unit being integrated with each other in alignment with each other in an axial direction of a rotary shaft of the motor. The winding of the motor includes a winding end portion configured to receive a current supplied thereto. The control unit includes: a current supply circuit, which includes a supply terminal, and is configured to supply the current to the winding end portion; an extension member connected to the supply terminal; and a first connection portion at which the extension member and the winding end portion are connected to each other. The first connection portion is arranged on a radially outer side of the motor with respect to the current supply circuit.
    Type: Grant
    Filed: October 13, 2017
    Date of Patent: March 7, 2023
    Assignee: Mitsubishi Electric Cornoration
    Inventors: Takanori Ichikawa, Akira Kimishima, Satoshi Iohara
  • Patent number: 11594934
    Abstract: Disclosed in one embodiment is a busbar comprising: an insulating body; a plurality of neutral terminals arranged in the insulating body; and a plurality of first driving terminals, second driving terminals, and third driving terminals arranged in the insulating body, wherein the plurality of neutral terminals, first driving terminals, second driving terminals, and third driving terminals are electrically insulated, respectively, and the shape of the plurality of the first driving terminals, the second driving terminals, and the third driving terminals are the same.
    Type: Grant
    Filed: December 8, 2020
    Date of Patent: February 28, 2023
    Assignee: LG INNOTEK CO., LTD.
    Inventor: Bong Bae Kong
  • Patent number: 11588372
    Abstract: An electrical drive unit has a housing having a metal pole housing, which accommodates a stator and a rotor, and a separately produced electronic housing which axially adjoins the pole housing and accommodates an electronic unit. At least one contact element is integrated inside the electronic housing and forms, via at least one ground pin, an electrically conductive connection between the electronic housing and the pole housing to establish a ground connection. An open flange and a cylindrical circumferential wall are formed on the pole housing, against which circumferential wall the at least one ground pin radially bears in a resilient manner, and the at least one ground pin has a side surface facing the circumferential wall, wherein a bearing contour is formed on the side surface and bears against the circumferential wall only in an approximately punctiform manner with respect to an axial direction and/or a circumferential direction.
    Type: Grant
    Filed: July 21, 2020
    Date of Patent: February 21, 2023
    Assignee: Robert Bosch GmbH
    Inventors: Eric De La Chaux, Fengmei Cheng, Helmut Meier, Jan Wilhelm
  • Patent number: 11588369
    Abstract: In manufacturing a motor, a second protrusion of a lead bushing is inserted into a second through-hole in a bearing holder. A diameter increased portion on an upper end of the second protrusion fixes the lead bushing to the bearing holder. This configuration thus requires less dimensional accuracy as compared with a case where the lead bushing is press fitted to the bearing holder.
    Type: Grant
    Filed: March 18, 2021
    Date of Patent: February 21, 2023
    Assignee: NIDEC CORPORATION
    Inventors: Shunsuke Takahashi, Takayuki Migita, Takumi Okada
  • Patent number: 11588375
    Abstract: The present disclosure provides a motor router comprising: an annular body having a first coil guide; and a guide part formed to protrude from the body, and having a second coil guide to which the first coil guide is connected, and thus the present invention reduces the number of parts and has a simplified configuration, thereby providing an advantageous effect of reducing manufacturing processes and manufacturing costs.
    Type: Grant
    Filed: May 10, 2017
    Date of Patent: February 21, 2023
    Assignees: LG INNOTEK CO., LTD.
    Inventors: Kyung Sang Park, Seong Jin Kim, Jung Woo Jo, Chang Hyun Park
  • Patent number: 11563349
    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.
    Type: Grant
    Filed: February 19, 2020
    Date of Patent: January 24, 2023
    Assignee: LG Electronics Inc.
    Inventors: Jin Hong, Cheol Han, Kwangyong Jang
  • Patent number: 11557936
    Abstract: A motor includes a wire support member that includes a wire holding portion that holds one portion of coil lead wires among the coil lead wires extending upward from a coil, a first conducting member that electrically connects the other portion of the coil lead wires to each other, and a main body portion that supports the wire holding portion and a first conducting member, a bus bar unit includes a second conducting member connected to the coil lead wire held by the wire holding portion, and a bus bar holder that holds the second conducting member, and a bearing holder includes a through-hole which penetrates the bearing holder in an axial direction and through which a coil end of the coil lead wire or the second conducting member passes.
    Type: Grant
    Filed: October 15, 2020
    Date of Patent: January 17, 2023
    Assignee: NIDEC CORPORATION
    Inventors: Kosuke Ogawa, Takashi Hattori, Shunsuke Murakami, Takao Atarashi, Hidehiro Haga
  • Patent number: 11545874
    Abstract: An electronic assembly includes a flexible printed circuit board (PCB) circumferentially disposed around a motor and a thermal management assembly (TMA) thermally connected to the flexible PCB. One or more switching semiconductor devices are disposed on a first surface of the flexible PCB. The TMA includes a cooling jacket, at least one jacket manifold formed through the cooling jacket and a thermal compensation base layer thermally coupled to the cooling jacket. The cooling jacket is mounted around a circumference of the motor and has a mounting surface concentric with the circumference of the motor. The mounting surface is coupled to the first surface of the flexible PCB. The at least one jacket manifold has a fluid inlet and a fluid outlet defining a fluid flow area therebetween. The thermal compensation base layer is thermally coupled to the cooling jacket and the one or more switching semiconductor devices.
    Type: Grant
    Filed: December 18, 2019
    Date of Patent: January 3, 2023
    Assignee: TOYOTA MOTOR ENGINEERING & MANUFACTURING NORTH AMERICA, INC.
    Inventors: Shailesh N. Joshi, Shohei Suenaga
  • Patent number: 11545867
    Abstract: An electric machine includes a stator assembly and a bus bar assembly. The stator assembly includes a core with windings positioned on the core. The windings include in-slot portions, end turns, and leads. The leads extend from the in-slot portions at one of the ends of the core with ends of the leads extending axially past the end turns. The leads include a first plurality of leads positioned on a first side of the stator opposite a second plurality of leads positioned on a second side of the stator. The bus bar is substantially circular in shape and positioned radially inward from the end turns. The bus bar assembly includes three bus bars, each bus bar connecting at least one of the first plurality of leads to at least one of the second plurality of leads.
    Type: Grant
    Filed: October 8, 2021
    Date of Patent: January 3, 2023
    Assignee: BorgWarner Inc.
    Inventors: Ian N. Alsman, Christopher Bledsoe, Kirk Neet
  • Patent number: 11536282
    Abstract: A built-in electric air pump for an inflatable product includes an outer casing, an inner casing, a motor, and an impeller. The outer casing has an accommodating cavity therein. The inner casing is rotatably disposed in the accommodating cavity. By rotating the inner casing, the inflatable product can be inflated or deflated.
    Type: Grant
    Filed: February 9, 2021
    Date of Patent: December 27, 2022
    Assignee: ZHEJIANG HONGZHU PLASTIC & HARDWARE CO., LTD.
    Inventor: Wei-Ting Tsai
  • Patent number: 11539260
    Abstract: Embodiments of the present application provide a stator, comprising a coil group is provided with a first end part, a second end part, multiple coils respectively wound on a multiple teeth, and a transition line part configured to connect multiple coils, the first end part is provided with a first overlapping part having the same position as at least a part of the second end part in the circumferential direction, the second end part is provided with a second overlapping part having the same position as the first overlapping part in the circumferential direction, and a coil connecting part is connected with the first overlapping part and the second overlapping part.
    Type: Grant
    Filed: March 25, 2021
    Date of Patent: December 27, 2022
    Assignee: NIDEC CORPORATION
    Inventors: Yusaku Yoshida, Shunsuke Murakami, Yu Wang, Ting Huang
  • Patent number: 11532966
    Abstract: A terminal connection structure for a rotary machine which electrically connects the rotary machine and a terminal block of a power control unit, comprises a terminal including a layered portion connected to a winding of the rotary machine and formed by layering at least a first conductor portion and a second conductor portion; and a fastening member fastening the terminal and the terminal block of the power control unit.
    Type: Grant
    Filed: April 13, 2020
    Date of Patent: December 20, 2022
    Assignee: TOYOTA JIDOSHA KABUSHIKI KAISHA
    Inventor: Hiroki Kato
  • Patent number: 11532965
    Abstract: The present disclosure discloses an electric-machine housing structure, wherein the electric-machine housing structure includes an outer housing, an inner housing and a plurality of intermediate pieces provided between the outer housing and the inner housing; and the intermediate pieces are overall hollow arcuate structures or annular structures, upper surfaces and lower surfaces of the intermediate pieces are provided with a plurality of protrusions and/or grooves, the protrusions and/or grooves of the upper surfaces match with and are fixed to grooves and/or protrusions on an inner circumferential face of the outer housing, and the protrusions and/or grooves of the lower surfaces match with and are fixed to grooves and/or protrusions on an outer circumferential face of the inner housing.
    Type: Grant
    Filed: May 18, 2021
    Date of Patent: December 20, 2022
    Assignee: Jing-Jin Electric Technologies Co., Ltd.
    Inventors: Ping Yu, Zhe Feng, Kui Yang, Haibin Wang, Kunxing Sun
  • Patent number: 11527935
    Abstract: To provide an on-vehicle brushless motor device capable of being downsized with respect to an axial direction of a rotor and a method of manufacturing the same. The on-vehicle brushless motor device 1 includes a brushless motor 10 and an electronic substrate 30. The brushless motor 10 includes a rotor 12 and a stator 16 including a plurality of coils 18 arranged around the rotor 12. The electronic substrate 30 is arranged on a side opposite to an output side of the brushless motor 10 along a plane P intersecting an axial direction X. The on-vehicle brushless motor device 1 further includes a soldering portion 40 that connects a coil wire 20 of the coil 18 and the electronic substrate 30.
    Type: Grant
    Filed: June 5, 2020
    Date of Patent: December 13, 2022
    Assignee: MIKUNI CORPORATION
    Inventor: Tadashi Kobayashi
  • Patent number: 11527928
    Abstract: A stator of a motor for an automobile includes a plurality of assemblies disposed in a curve shape to form a hole at a center of the stator. Each of the plurality of assemblies includes: a stator core; a bobbin surrounding an outer surface of the stator core; a coil being wound multiple times around the bobbin and connected to a lead-in line and a lead-out line disposed at both ends thereof, respectively; and a plurality of bus bars disposed on the bobbin. At least one of the plurality of the bus bars is connected to the lead-in line or the lead-out line. Some of the plurality of bus bars intersect each other.
    Type: Grant
    Filed: December 22, 2020
    Date of Patent: December 13, 2022
    Assignee: Hyundai Mobis Co., Ltd.
    Inventor: Jin Ho Jung
  • Patent number: 11522405
    Abstract: A motor for a driving device includes a rotor rotatable around a central axis, a stator facing the rotor, a busbar electrically connected to the stator, a busbar support to hold the busbar, a terminal bar including a first end electrically connected to the busbar, the terminal bar including a connection terminal at a second end and that is to be electrically connected to the driving device, and a seal to be attached to the driving device and located between the busbar and the connection terminal. The seal portion includes a through-hole into which the terminal bar is press-fitted.
    Type: Grant
    Filed: April 15, 2020
    Date of Patent: December 6, 2022
    Assignee: NIDEC CORPORATION
    Inventors: Hiroshi Sambuichi, Nakaba Kataoka
  • Patent number: 11515766
    Abstract: A manufacturing method of an electric pump includes engaging and welding first and second extended portions with first and second hooks, respectively, and cutting a plurality of connecting portions after the engaging and welding.
    Type: Grant
    Filed: November 16, 2020
    Date of Patent: November 29, 2022
    Assignee: SHINANO KENSHI CO., LTD.
    Inventor: Takeshi Miyasaka
  • Patent number: 11509192
    Abstract: In at least one illustrative embodiment, a power tool may comprise an electric motor comprising a rotor configured to rotate about an axis, a stator assembly including at least three windings arranged around the rotor, and at least three lugs affixed to the stator assembly, where each of the lugs is electrically coupled to one or more of the windings. The lugs may all be arranged to one side of a plane that passes through the axis. The power tool may further comprise at least three electrical wires, where each of the electrical wires is removably coupled to one of the lugs, and a control circuit configured to supply electrical power to the windings, via the electrical wires and the lugs, to drive rotation of the rotor about the axis.
    Type: Grant
    Filed: October 15, 2019
    Date of Patent: November 22, 2022
    Assignee: Ingersoll-Rand Industrial U.S., Inc.
    Inventors: Sean C Ely, Jason Christopher Bartoszek, Douglas Fornell Leavitt
  • Patent number: 11509188
    Abstract: An end plate for a motor with a motor casing. The end plate includes a body adapted to be coupled to the motor casing and cover an opening of the motor casing. The body defines a ribbed structure to shield a power terminal assembly disposed laterally outwardly with respect to the motor casing. The ribbed structure includes a first rib and a second rib spaced apart from the first rib, and the power terminal assembly is adapted to be coupled to and be captured in between the first rib and the second rib.
    Type: Grant
    Filed: February 6, 2020
    Date of Patent: November 22, 2022
    Assignee: Caterpillar Inc.
    Inventors: Keith Allen Leisinger, Gregory Austin, Lance Mathew Cowper, Joseph D. Tigue
  • Patent number: 11502572
    Abstract: An electric machine stator includes a cylindrical core, windings, a plurality of terminal plates, a plurality of parallel lead wire pairs. The cylindrical core extends axially between a front surface and a back surface. The windings have multiple phases and are disposed radially along the core. Each of the pairs of parallel lead wires extend axially between the front surface and one of the terminal plates. Each of the pairs of parallel lead wires electrically connects one of the terminal plates to one phase of the windings.
    Type: Grant
    Filed: October 9, 2018
    Date of Patent: November 15, 2022
    Assignee: Ford Global Technologies, LLC
    Inventor: Aidan Samir