Invention Grant
- Patent Title: Motor with busbar unit mounted on bearing flange
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Application No.: US15083626Application Date: 2016-03-29
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Publication No.: US10340767B2Publication Date: 2019-07-02
- Inventor: Takao Atarashi , Yoshiaki Yamashita , Tatsuro Kawamoto , Yusaku Yoshida , Tomoki Iga
- Applicant: Nidec Corporation
- Applicant Address: JP Kyoto
- Assignee: NIDEC CORPORATION
- Current Assignee: NIDEC CORPORATION
- Current Assignee Address: JP Kyoto
- Agency: Cantor Colburn LLP
- Priority: JP2015-074564 20150331
- Main IPC: H02K5/16
- IPC: H02K5/16 ; H02K5/22 ; H02K3/52 ; H02K7/08 ; H02K11/215 ; H02K11/33

Abstract:
A motor may include a rotor including a shaft; a stator arranged radially outside of the rotor; a bearing arranged on an upper side of the stator; a tubular housing; a bearing holder arranged on the upper side of the stator; and a busbar unit arranged on an upper side of the bearing holder. The rotor may include a rotor magnet fixed to the shaft. The stator may include an annular core back; teeth arranged to extend radially inward from the core back; and coils wound around the teeth. The housing may include a housing inner circumferential surface arranged to hold the stator. The bearing holder may be arranged to be in contact with the housing inner circumferential surface. The busbar unit may be arranged to be in contact with the housing inner circumferential surface.
Public/Granted literature
- US20160294248A1 MOTOR Public/Granted day:2016-10-06
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