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21. 发明授权

US11489378B2 Electric machine with core piece of multi-piece teeth extending from an annular ring 有权
公开(公告)号：US11489378B2
公开(公告)日：2022-11-01
申请号：US17480452
申请日：2021-09-21
申请人： EVR MOTORS LTD
发明人： Victor Kislev , Oleg Gaspar , Ruslan Shabinski , Eliyahu Rozinsky
IPC分类号： H02K1/02 , H02K1/14 , H02K1/18 , H02K1/2786 , H02K21/22 , H02K3/493 , H02K3/28 , H02K3/12 , H02K1/16 , H02K1/2793 , H02K5/18 , H02K3/487 , H02K3/14 , H02K3/50 , H02K9/22 , H02K1/20 , H02K3/52 , H02K9/19
摘要： A radial flux electric machine includes a rotor configured to rotate about an axis of rotation, a plurality of electromagnetic coils, and a stator. The stator may include an annular stator ring extending about the axis of rotation and a plurality of multi-part teeth circumferentially arranged on the stator ring. Each multi-part tooth of the plurality of multi-part teeth may include a core tooth-portion integrally formed with the stator ring and at least one additional tooth-portion separate from the stator ring. Each coil of the plurality of electromagnetic coils may be mounted on a different multi-part tooth of the plurality of multi-part teeth such that each coil surrounds a corresponding core tooth-portion of the multi-part tooth with a gap between the coil and the core tooth-portion. The at least one additional tooth-portion may be disposed in the gap.

22. 发明申请

US20220340113A1 ELECTRONIC CONTROL UNIT STRUCTURE OF BRAKE SYSTEM 有权
公开(公告)号：US20220340113A1
公开(公告)日：2022-10-27
申请号：US17617282
申请日：2020-06-08
申请人： MANDO CORPORATION
发明人： Minseong KIM , Sang Woo KIM , Seungcho HAN
IPC分类号： B60T8/88 , B60T13/74 , H02K3/50 , H02K7/102 , H02K11/21 , H02K11/33
摘要： The present invention relates to an electronic control unit (ECU) structure of a brake system. An ECU of a brake system, according to the present invention, has a redundancy configuration in which a first control unit, a first cover, and a second control unit are sequentially stacked so that the first control unit and the second control unit are spatially separated by means of the first cover, and thus the second control unit can perform the function of the first control unit without being influenced when the first control unit malfunctions.

23. 发明申请

US20220337120A1 MOTOR 有权
公开(公告)号：US20220337120A1
公开(公告)日：2022-10-20
申请号：US17639389
申请日：2020-08-20
申请人： Nidec Corporation
发明人： Shinichi NODA
IPC分类号： H02K5/24 , H02K5/22 , H02K11/33 , H02K3/50
摘要： A motor includes an outer frame that extends in a tubular shape, a stator that is fixed inside the outer frame, wall portions that are provided integrally with the outer frame, that protrude in a wall shape from an outer surface of the outer frame, and that extend in a direction in which the outer frame extends, a connection portion that connects the wall portions to define an integral protrusion body, and windings that are wound around the stator in a distributed manner, and in which a jumper wire straddles a nearest neighbor location of an entire circumference of a core of the stator at a center of the integral protrusion body.

24. 发明申请

US20220337116A1 APPARATUSES AND METHODS FOR RIGIDLY INTEGRATING PHASE AND NEUTRAL PLATES 有权
公开(公告)号：US20220337116A1
公开(公告)日：2022-10-20
申请号：US17233702
申请日：2021-04-19
申请人： Rivian IP Holdings, LLC
发明人： Dang Dang , Logan Balliett
IPC分类号： H02K3/50 , H02K11/25 , H02K15/00
摘要： Various disclosed embodiments include illustrative stator winding interface devices, electric motors, and methods of manufacturing an electric motor. In an illustrative embodiment, a stator winding interface device includes phase plates, a neutral plate, and a structure configured to maintain the phase plates and the neutral plate in a rigid orientation.

25. 发明申请

US20220320940A1 MOTOR AND ELECTRICAL PRODUCT 有权
公开(公告)号：US20220320940A1
公开(公告)日：2022-10-06
申请号：US17706585
申请日：2022-03-28
申请人： NIDEC CORPORATION
发明人： Yusaku YOSHIDA , Yu WANG , Jun GAO
IPC分类号： H02K3/50
摘要： The example of the present application provides a motor and an electrical product. The motor includes a rotor that is arranged in a rotatable manner centered on a central axis, a stator arranged on an outer circumference of the rotor and facing the rotor in a radial direction, a bus bar holder arranged on one side of the rotor and the stator in an axial direction, and a housing that is cylindrical or substantially cylindrical. The rotor, the stator, and the bus bar holder are contained inside the housing. The bus bar holder has a protrusion on one side in the axial direction, and the protrusion is in contact with the bottom of the housing.

26. 发明申请

US20220311301A1 MOTOR 有权
公开(公告)号：US20220311301A1
公开(公告)日：2022-09-29
申请号：US17696862
申请日：2022-03-17
申请人： NIDEC CORPORATION
发明人： Yuki ISHIKAWA , Hironobu KUMAGAI
IPC分类号： H02K3/50 , H02K5/22 , H02K3/28
摘要： 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.

27. 发明授权

US11451104B2 Motor drive apparatus having electric power flowing into/out of power device through bus bar 有权
公开(公告)号：US11451104B2
公开(公告)日：2022-09-20
申请号：US16991390
申请日：2020-08-12
申请人： Fanuc Corporation
发明人： Hironao Tanouchi , Jianzhou Chen
IPC分类号： H02K3/50 , H02K11/33
摘要： A motor drive apparatus includes: a power device constituting a portion of a power conversion circuit for generating electric power for driving a motor and having input/output terminals; a printed wiring board having a hole; a bus bar connected to both of the power device and the printed wiring board, wherein the bus bar includes a first plate-like connector portion to be fixed to the input/output terminal, a second connector portion to be connected to the printed wiring board, and an extension portion extending between the first connector portion and the second connector portion that will pass through the hole.

28. 发明申请

US20220271628A1 ROTATING ELECTRIC MACHINE AND DRIVE APPARATUS 有权
公开(公告)号：US20220271628A1
公开(公告)日：2022-08-25
申请号：US17672596
申请日：2022-02-15
申请人： NIDEC CORPORATION
发明人： Takahiro MIKI
IPC分类号： H02K11/25 , H02K3/50 , H02K5/20 , H02K7/116 , H02K9/193
摘要： A rotating electric machine includes: a rotor rotatable about a central axis; a stator; a temperature detection unit measuring the temperature of the stator; and a refrigerant supply unit supplying a refrigerant to the stator. The stator includes a stator core and a coil assembly held by the stator core. The coil assembly includes a coil end protruding from the stator core in an axial direction, coil lead wires, and at least one neutral point member electrically connecting ends of the coil lead wires and arranged at the coil end. The temperature detection unit is arranged in a temperature detection region being a partial region in a circumferential direction of the coil end. The refrigerant supply unit has a refrigerant supply hole that opens toward the temperature detection region. At least a part of the at least one neutral point member is arranged in the temperature detection region.

29. 发明申请

US20220271609A1 ELECTRICAL MACHINE WITH COOLED BUSBARS 有权
公开(公告)号：US20220271609A1
公开(公告)日：2022-08-25
申请号：US17625530
申请日：2020-05-29
申请人： Robert Bosch GmbH
发明人： Konstantin Lindenthal , Claus-Christian Oetting , Sebastian Hoffmann , Andreas Herzberger , Thomas Bublat , Uwe Knappenberger
IPC分类号： H02K5/20 , H02K3/50 , H02K5/15 , H02K9/19
摘要： The present invention relates to an electrical machine (1) having a rotor (2) and a stator (3) which are at least partially arranged in a machine housing (4), and also having a cooling jacket (5) for cooling the stator (3), a plurality of first cooling ducts (6), which run parallel in relation to one another, in particular in an axial direction with respect to the stator axis, for guiding a cooling medium run through said cooling jacket, wherein the machine housing (4) has at least one end plate (7), which is connected to the cooling jacket (5), for supporting a rotor shaft (8) of the rotor (2), wherein a plurality of second cooling ducts (9) which each connect two, in particular adjacent, first cooling ducts (6) to one another in terms of flow are formed on the end plate (7), wherein the second cooling ducts (9) together with the first cooling ducts (6) produce a coolant path, which is in particular of meandering or serpentine design, through the electrical machine (1), and wherein at least one busbar (10) which is electrically connected to a stator winding (14) of the stator (3) runs on the end plate (7), characterized in that the busbar (10) has a main section (11) and at least one cooling lug (12) which extends from the main section (11), wherein the cooling lug (12) engages into a housing recess (13) of the end plate (7), which housing recess is formed directly adjacent to one of the second cooling ducts (9).

30. 发明申请

US20220252067A1 MOTOR-PUMP SYSTEM 有权
公开(公告)号：US20220252067A1
公开(公告)日：2022-08-11
申请号：US17169615
申请日：2021-02-08
申请人： Schaeffler Technologies AG & Co. KG
发明人： Nicholas Hrusch , Jeffrey Hemphill , Joshua Hixenbaugh
IPC分类号： F04C14/28 , H02K3/50 , H02K11/225 , H02K11/33 , F04C2/10
摘要： A motor-pump system includes a first housing part, a hydraulic pump, an electric motor, and a sensor board. The hydraulic pump includes an outer gerotor rotationally supported on the first housing part and an inner gerotor rotationally supported on the first housing part. The electric motor includes a stator assembly rotationally fixed in the first housing part and a rotor assembly with a non-ferrous sensor target, fixed to the outer gerotor. The sensor board includes a plurality of sensor traces for inductively sensing a signal from the non-ferrous sensor target when the outer gerotor is rotated.

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