Invention Grant
- Patent Title: Electric motor with brush
- Patent Title (中): 电动马达刷
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Application No.: US12146699Application Date: 2008-06-26
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Publication No.: US07898142B2Publication Date: 2011-03-01
- Inventor: Hiroyuki Uchimura , Hiroyuki Shibusawa
- Applicant: Hiroyuki Uchimura , Hiroyuki Shibusawa
- Applicant Address: JP Kiryu-shi
- Assignee: MITSUBA Corporation
- Current Assignee: MITSUBA Corporation
- Current Assignee Address: JP Kiryu-shi
- Agency: McCormick, Paulding & Huber LLP
- Priority: JP2007-169924 20070628
- Main IPC: H01R39/36
- IPC: H01R39/36 ; H02K13/00

Abstract:
General versatility of a brush holder is enhanced regarding a difference of specifications of connector parts, and costs of an electric motor with brush are reduced. A pair of brush-side connection terminals electrically connected to brushes is provided to a brush holder mounted inside a motor yoke. A connector part and a pinching part are provided in a connector unit formed separately from the brush holder, power connection terminals are provided in the connector part, and connector-side connection terminals electrically connected to the power connection terminals are provided inside the pinching part. The pinching part is disposed so as to overlap with the brush holder axially, thereby electrically connecting the brush-side connection terminals and the connector-side connection terminals, and the brushes are electrically connected respectively to the power connection terminals, and the pinching part is sandwiched and fixed between the motor yoke and a gear case.
Public/Granted literature
- US20090001829A1 ELECTRIC MOTOR WITH BRUSH Public/Granted day:2009-01-01
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