公开(公告)号：US20210167649A1

公开(公告)日：2021-06-03

申请号：US17045714

申请日：2019-02-07

Applicant: AISIN AW CO., LTD.

Inventor： Kiyotaka KOGA ,  Tomotsugu SUGIHARA ,  Takahiro KOBUCHI

IPC: H02K3/12 ,  H02K3/28 ,  H02K15/06

Abstract: In this armature, facing surfaces which are portions where a first segment conductor and a second segment conductor are joined together are disposed so as to overlap each other as viewed in a radial direction, and an end part of at least one of the first segment conductor and the second segment conductor is provided with chamfered parts at edge parts on both circumferential sides of the end part.

公开(公告)号：US20200280231A1

公开(公告)日：2020-09-03

申请号：US16764359

申请日：2018-11-29

Applicant: AISIN AW CO., LTD.

Inventor： Kiyotaka KOGA

IPC: H02K3/28 ,  H02K3/12 ,  H02K3/48 ,  H02K1/16 ,  H02K1/27 ,  H02K15/085

Abstract: In this stator, a first coil portion, a second coil portion, a third coil portion, and a fourth coil portion each include a one-side coil part that is disposed so as to extend over a first slot and a third slot, and an other-side coil part that is disposed so as to extend over a second slot and a fourth slot.

公开(公告)号：US20180205271A1

公开(公告)日：2018-07-19

申请号：US15576182

申请日：2016-05-30

Applicant: AISIN AW CO., LTD.

Inventor： Yoichi MIYOSHI ,  Junichi YOKOTA ,  Kiyotaka KOGA ,  Junichi SUGAWARA ,  Hideaki KIMURA

IPC: H02K1/14 ,  H02K3/52 ,  H02K3/38 ,  H02K15/04 ,  H02K15/06 ,  H02K15/02 ,  H02K15/08 ,  H02K1/16 ,  H02K1/27 ,  H02K3/18

Abstract: A stator for a rotating electrical machine, the stator including a tubular core having a plurality of slots; and a coil mounted in the core, wherein the coil includes a plurality of conductor wires aligned in the slots, each of the conductor wires has ends projecting beyond the slot, a pair of the ends are bonded together to form a bonded end, a plurality of the bonded ends are arranged next to each other in a circumferential direction of the core and are arranged in a radial pattern so as to extend in a radial direction of the core, and a cap is formed by molding using a resin material having electrical insulation properties so that the cap integrally covers adjacent ones of the plurality of bonded ends.

公开(公告)号：US20180069445A1

公开(公告)日：2018-03-08

申请号：US15561188

申请日：2016-04-15

Applicant: AISIN AW CO., LTD.

Inventor： Kiyotaka KOGA ,  Shingo HASHIMOTO ,  Shingo SATO

IPC: H02K3/12 ,  H02K1/27 ,  H02K1/32 ,  H02K3/28 ,  H02K9/19

CPC classification number: H02K3/12 ,  H02K1/2753 ,  H02K1/32 ,  H02K3/28 ,  H02K3/48 ,  H02K9/19 ,  H02K15/0031 ,  H02K15/066 ,  H02K15/12

Abstract: A rotating electrical machine that includes a rotor core; a stator core disposed so as to face the rotor core in a radial direction and including a plurality of teeth and a plurality of slots each located between adjacent ones of the teeth; and a concentric coil formed by concentrically winding a wire, and including a slot accommodated portion placed in the slot of the stator core and a coil end portion projecting in an axial direction from the stator core, wherein of the slot accommodated portion of the concentric coil, an axial end of the slot accommodated portion located on a side facing the rotor core is located closer to an outside in the radial direction than an axial middle part of the slot accommodated portion located on the side facing the rotor core.

公开(公告)号：US20180034339A1

公开(公告)日：2018-02-01

申请号：US15553494

申请日：2016-02-19

Applicant: AISIN AW CO., LTD.

Inventor： Shingo HASHIMOTO ,  Shingo SATO ,  Kiyotaka KOGA

IPC: H02K3/50 ,  H02K5/24 ,  H02K3/28 ,  H02K3/34 ,  H02K1/16 ,  H02K3/12

CPC classification number: H02K3/50 ,  H02K1/16 ,  H02K1/2706 ,  H02K3/12 ,  H02K3/18 ,  H02K3/28 ,  H02K3/345 ,  H02K5/161 ,  H02K5/24

Abstract: A stator that includes a stator core including a plurality of teeth with a slot in between; a plurality of coils each formed of a conductor, each of the coils including: an accommodated portion accommodated in the corresponding slot, a coil end disposed on an outer side of an end face of the stator core, and a lead wire protruding from the accommodated portion and extending radially outward of the stator core; and a connector connected to ends of the lead wires of the coils.

公开(公告)号：US20210351653A1

公开(公告)日：2021-11-11

申请号：US17273005

申请日：2019-10-09

Applicant: AISIN AW CO., LTD.

Inventor： Kiyotaka KOGA ,  Takahiro KOBUCHI ,  Takashi KATO

IPC: H02K3/28 ,  H02K15/00

Abstract: In this armature, between the first segment conductor and the second segment conductor that are joined to each other in the joint portion, a first clearance portion is provided between the tip end portion of the first leg portion and the second leg portion body portion in the axial direction, and a second clearance portion is provided between the tip end portion of the second leg portion and the first leg portion body portion in the axial direction.

公开(公告)号：US20210194335A1

公开(公告)日：2021-06-24

申请号：US16768763

申请日：2018-11-30

Applicant: AISIN AW CO., LTD.

Inventor： Kiyotaka KOGA ,  Tomotsugu SUGIHARA

IPC: H02K15/00

Abstract: A method of manufacturing an armature includes: a step of placing a bonding agent on bonding surfaces of the distal ends of a plurality of segment conductors; a step of placing the plurality of segment conductors on an armature core; a step of bonding the distal ends to each other; and a step of increasing a viscosity of the bonding agent placed on the distal ends, after the step of placing the bonding agent on the distal ends, and before the step of bonding the distal ends to each other.

公开(公告)号：US20200343794A1

公开(公告)日：2020-10-29

申请号：US16762055

申请日：2018-11-29

Applicant: AISIN AW CO., LTD.

Inventor： Kiyotaka KOGA ,  Tomotsugu SUGIHARA

IPC: H02K15/00 ,  H02K3/28 ,  H02K3/34 ,  H02K3/50 ,  H02K15/10

Abstract: A method of manufacturing an armature includes: a step of preparing first segment conductors in which a plurality of end portions, or an end portion and a power terminal member, are electrically connected to each other; a step of disposing leg portions of the first segment conductors and leg portions of second segment conductors in an armature core; and a step of joining the leg portions of the first segment conductors and the leg portions of the second segment conductors to each other.

公开(公告)号：US20200328644A1

公开(公告)日：2020-10-15

申请号：US16761610

申请日：2018-11-30

Applicant: AISIN AW CO., LTD.

Inventor： Kiyotaka KOGA ,  Tomotsugu SUGIHARA

IPC: H02K3/28 ,  H02K3/34 ,  H02K3/50 ,  H02K15/00 ,  B21D39/04

Abstract: In a stator, at least a part of a first facing surface in which at least a part of a first leg portion directs to one side in the radial direction and at least a part of a second facing surface in which at least a part of a second leg portion directs to the other side in the radial direction are joined to each other, and a first other end surface of the first leg portion is disposed so as to project toward the other side in the radial direction with respect to a second other end surface which is continuous with the second facing surface.

公开(公告)号：US20180269741A1

公开(公告)日：2018-09-20

申请号：US15544396

申请日：2016-03-24

Applicant: AISIN AW CO., LTD.

Inventor： Kiyotaka KOGA

IPC: H02K3/12 ,  H02K3/28 ,  H02K1/16 ,  H02K1/27 ,  H02K3/48

Abstract: A rotating electrical machine where the concentric coil includes a first concentric coil, a second concentric coil, a third concentric coil, and a fourth concentric coil which are of the same phase and are connected in parallel with each other, and each of the first concentric coil, the second concentric coil, the third concentric coil, and the fourth concentric coil has a one-side concentric coil whose coil center is located on one side in a circumferential direction with respect to a center of a magnetic pole, and an other-side concentric coil whose coil center is located on the other side in the circumferential direction with respect to a center of a magnetic pole.