公开(公告)号：US20240364189A1

公开(公告)日：2024-10-31

申请号：US18405356

申请日：2024-01-05

申请人： PYUNGHWA OIL SEAL INDUSTRY CO., LTD.

发明人： EUN MIN PARK

IPC分类号： H02K11/40 ,  H02K5/173

CPC分类号： H02K11/40 ,  H02K5/173

摘要： An anti-electrolytic corrosion conductive ring includes a backplate located between a rotary shaft and a motor housing and fixed to the motor housing and a metallic yarn fabric member mounted to the backplate and made of metallic yarns electrically connecting the motor housing to the rotary shaft. A current induced in the rotary shaft flows to the motor housing through the metallic yarn fabric member.

公开(公告)号：US12101013B2

公开(公告)日：2024-09-24

申请号：US17437165

申请日：2020-03-10

申请人： MINEBEA MITSUMI Inc.

发明人： Yuma Ohno ,  Toshihiro Tamitsuji ,  Yuya Hisatomi

IPC分类号： H02K5/173 ,  F16C19/52 ,  H02K7/08 ,  H02K11/30

CPC分类号： H02K5/173 ,  F16C19/52 ,  H02K7/083 ,  H02K11/30

摘要： A motor includes a rotor having a rotation shaft, a stator arranged oppositely in a circumferential direction of the rotor, and a pair of bearing portions rotatably supporting the rotation shaft, the pair of bearing portions each include a first bearing being rotatable together with the rotation shaft and a second bearing being rotatable together with the first bearing, the first bearing rotates together with the rotation shaft when the first bearing is normal, and the second bearing as well as the first bearing rotates together with the rotation shaft when the first bearing is abnormal.

公开(公告)号：US20230378847A1

公开(公告)日：2023-11-23

申请号：US18030653

申请日：2021-10-07

申请人： Schaeffler Technologies AG & Co. KG

发明人： Dirk Reimnitz ,  Ivo Agner ,  Stefan Riess

IPC分类号： H02K7/08 ,  H02K7/00 ,  H02K5/173 ,  H02K15/02

CPC分类号： H02K7/085 ,  H02K7/006 ,  H02K5/173 ,  H02K15/02

摘要： An electrical machine for a motor vehicle drive, including a housing, a stator, which is accommodated in the housing, and a rotor, which is connected to a connection shaft for conjoint rotation. The connection shaft is radially and axially supported toward a first axial side of the rotor by a double-row rolling bearing assembly and is supported on the housing side, with respect to a second axial side of the rotor opposite the first axial side, by an additional rolling bearing designed at least to transmit axial forces.

公开(公告)号：US11784535B2

公开(公告)日：2023-10-10

申请号：US17283782

申请日：2019-09-26

申请人： NSK LTD.

发明人： Kazunori Koizumi ,  Hayao Watanabe

IPC分类号： H02K7/06 ,  H02K5/173 ,  H02K7/00 ,  H02K16/00 ,  H02K1/12

CPC分类号： H02K7/06 ,  H02K5/173 ,  H02K7/003 ,  H02K16/00 ,  H02K1/12

摘要： An actuator includes: a first motor including a first stator and a first rotor; a second motor and including a second stator and a second rotor; a shaft member penetrating through the first rotor and the second rotor, and including a first part protruding from the first rotor toward an opposite side to the second rotor and including a spline groove, and a second part protruding from the second rotor toward an opposite side to the first rotor and including a male screw portion; a spline outer cylinder engaging with the spline groove to guide the shaft member and configured to rotate together with the first rotor to enable the shaft member to rotate; and a nut member provided with a female screw portion engaging with the male screw portion of the shaft member, and configured to rotate together with the second rotor to enable the shaft member to move.

公开(公告)号：US20230223813A1

公开(公告)日：2023-07-13

申请号：US18084834

申请日：2022-12-20

申请人： AKTIEBOLAGET SKF

发明人： Benoit ARNAULT ,  Mickael CHOLLET

IPC分类号： H02K5/173

CPC分类号： H02K5/173

摘要： A bearing device includes a bearing having a first ring and a second ring mounted for relative rotation and an insulating sleeve mounted on the second ring. The insulating sleeve includes a socket and an electrically insulating liner contacting the second ring. The insulating liner is rigidly secured to the second ring of the bearing and to the socket, and the socket includes at least one protrusion bearing against the insulating liner at least in the axial direction.

公开(公告)号：US20170366064A1

公开(公告)日：2017-12-21

申请号：US15544569

申请日：2016-04-27

申请人： KYB Corporation

发明人： Takayuki KAWAGUCHI ,  Sayaka UENO

IPC分类号： H02K5/173 ,  H02K5/16 ,  H02K5/02

CPC分类号： H02K5/173 ,  H02K5/02 ,  H02K5/08 ,  H02K5/15 ,  H02K5/161 ,  H02K5/1732

摘要： An electrical motor includes a stator; a rotor attached to an output shaft and supported within the stator; a cylindrical case housing the stator and the rotor inside; ball bearings rotatably supporting the output shaft; and a second cover member closing an opening of the case, the ball bearing being attached to the second cover member. An outer ring of the ball bearing and the second cover member are integrally formed of resin material.

公开(公告)号：US09774238B2

公开(公告)日：2017-09-26

申请号：US14687328

申请日：2015-04-15

申请人： HON HAI PRECISION INDUSTRY CO., LTD.

发明人： Po-Kuang Chen ,  Chang-Sheng Wang ,  Mi-Chien Chen

IPC分类号： H02K41/00 ,  H02K41/03 ,  H02K5/173 ,  H02K7/08

CPC分类号： H02K41/031 ,  H02K5/173 ,  H02K7/08

摘要： A linear motor includes a stator and a rotor. The stator includes two opposing plates, a spacing plate positioned between the plates, and a plurality of permanent magnets mounted on the two plates and spaced from each other. The rotor includes a coil portion and an assembly block. The coil portion is positioned between the two plates, and the assembly block is connected to the coil portion and next to the plates. The spacing plate defines a slide groove, and the coil portion includes a plurality of balls mounted at one surface toward the spacing plate. The plurality of balls is partially received in the slide groove in the sliding way.

公开(公告)号：US09453536B2

公开(公告)日：2016-09-27

申请号：US14380798

申请日：2013-02-22

申请人： Schaeffler Technologies GmbH & Co. KG

发明人： Tobias Vogler ,  Dorothee Stirnweiss ,  Darius Dlugal

IPC分类号： B60K7/00 ,  F16C41/00 ,  F16C33/72 ,  H02K5/173 ,  F16C19/18

CPC分类号： F16C41/002 ,  B60K7/0007 ,  B60K2007/0038 ,  B60K2007/0092 ,  F16C19/185 ,  F16C33/723 ,  H02K5/173 ,  H02K11/40

摘要： A wheel hub motor for driving a motor vehicle is provided. Aging of the rolling element bearings used to support the rotor is prevented, while at the same time minimizing the emission of electromagnetic waves, in that the wheel hub motor includes a—rotor,—a hub (1), —a wheel bearing having a first bearing ring (2) which is non-rotatably and electrically conductively connected to the hub (1), and a second bearing ring (3) which is non-rotatably and electrically conductively connected to the rotor, and—a contact element (4) for creating an electrically conductive connection between said bearing rings (2, 3), the contact element (4) being supported against the hub (1) via a spring (6) and has a pressure contact with a potential equalization element (5) that is non-rotatably and electrically conductively connected to the second bearing ring (3).

摘要翻译： 提供了一种用于驱动机动车辆的轮毂马达。 防止用于支撑转子的滚动元件轴承的老化，同时使电磁波的发射最小化，因为轮毂马达包括转子 - 毂（1）， - 具有 第一轴承环（2），其不可旋转地并且导电地连接到所述轮毂（1）;以及第二轴承环（3），其不可旋转地并且导电地连接到所述转子;以及 - 接触元件 ），用于在所述轴承环（2,3）之间形成导电连接，所述接触元件（4）经由弹簧（6）支撑在所述轮毂（1）上，并且与电位均衡元件（5）具有压力接触， 其不可旋转地并且导电地连接到第二轴承环（3）。

公开(公告)号：US20150354625A1

公开(公告)日：2015-12-10

申请号：US14299232

申请日：2014-06-09

申请人： Flextronics Automotive, Inc.

发明人： Matthew Peterson ,  Edward DeBeck

IPC分类号： F16C29/06 ,  H02K7/08 ,  F16C33/46 ,  H01F7/16 ,  F16C33/54 ,  F16C33/56

CPC分类号： H02K5/173 ,  F16C19/305 ,  F16C29/04 ,  F16C33/38 ,  F16C33/3862 ,  F16C33/3893 ,  F16C33/40 ,  F16C33/405 ,  F16C33/427 ,  H01F7/1607 ,  H01F2007/163 ,  H02K5/167 ,  H02K7/08

摘要： A rolling-element bearing for an electromagnetic solenoid includes a hollow cylindrical cage with a plurality of spherical pockets formed around a first circumference and a second circumference of the cage. The pockets around the first circumference are offset from the pockets around the second circumference. Spherical rolling elements are provided in the spherical pockets and are captured for free rotation in the first pockets and second pockets.

摘要翻译： 用于电磁螺线管的滚动体轴承包括中空圆柱形保持架，其具有围绕保持架的第一圆周和第二圆周形成的多个球形凹座。 围绕第一圆周的凹坑与围绕第二圆周的凹部偏移。 球形滚动元件设置在球形凹穴中并被捕获以在第一凹穴和第二凹穴中自由旋转。

公开(公告)号：US09127643B2

公开(公告)日：2015-09-08

申请号：US13508270

申请日：2010-09-14

申请人： Toshiyuki Aso ,  Tomoyuki Aida ,  Akihiro Unno ,  Yuki Hayashi ,  Ayako Miyajima ,  Kazuhiro Tani

发明人： Toshiyuki Aso ,  Tomoyuki Aida ,  Akihiro Unno ,  Yuki Hayashi ,  Ayako Miyajima ,  Kazuhiro Tani

IPC分类号： H02K5/16 ,  F03D7/02 ,  H02K5/173 ,  F03D11/00 ,  H02K1/14 ,  H02K7/14 ,  H02K41/02 ,  F16C19/50 ,  F16C29/06 ,  H02K7/18

CPC分类号： F03D7/0204 ,  F03D80/70 ,  F16C19/502 ,  F16C29/0623 ,  F16C2360/31 ,  H02K1/148 ,  H02K5/173 ,  H02K7/14 ,  H02K7/1838 ,  H02K41/02 ,  H02K2213/12 ,  Y02E10/721 ,  Y02E10/722 ,  Y02E10/723 ,  Y02P70/523 ,  Y10T29/49009

摘要： A rotary moto actuator with a base 22, a table 21, a stator 25 and a rotor 26 of a rotary motor 31 and a first member 12 and a second member 14 of a guide mechanism 24 that have a plurality of base segments 22a, a plurality of table segments 21a, a plurality of stator segments 25a, a plurality of rotor segments 26a, a plurality of first member segments 12a and a plurality of second member segments 14, respectively, which all arranged circumferentially around a center line C. The stator segments 25a are connected to the base segments 22a, to which the first member segments 12a are connected. The rotor segments 26a are connected to the table segments 21a, to which the second member segments 14a are connected.

摘要翻译： 具有旋转马达31的基座22，台21，定子25和转子26以及具有多个基部段22a的导向机构24的第一构件12和第二构件14的旋转摩托车致动器， 多个台部分21a，多个定子分段25a，多个转子分段26a，多个第一部分段12a和多个第二部分段14，它们分别围绕中心线C周向排列。定子 段25a连接到第一构件段12a连接到的基部段22a。 转子段26a连接到第二构件段14a连接到的工作台段21a上。