Title:
WIPER MOTOR
Document Type and Number:
WIPO Patent Application WO/2018/194147
Kind Code:
A1
Abstract:
Provided is a wiper motor provided with: a conductive housing in which a deceleration mechanism is housed; a motor body housed in a yoke connected to the housing and equipped with a brush having a power feeding terminal that contacts a commutator to supply power to a rotor and a ground terminal that has one end contacting the commutator and the other end connected to a conductive partition of the housing, said partition covering an opening portion of the yoke; a power feeding line for supplying the power to the power feeding terminal via a choke coil for removing noise; a ground line for connecting the partition and a ground region to each other; and a capacitor connecting the power feeding line and the ground line to each other and allowing a noise component flowing through the ground line to pass through the choke coil.
Inventors:
SHIGA AKIRA (JP)
OSHIRO AKIO (JP)
NAGATA YUUJI (JP)
OOYAMA MITSUAKI (JP)
OSHIRO AKIO (JP)
NAGATA YUUJI (JP)
OOYAMA MITSUAKI (JP)
Application Number:
PCT/JP2018/016222
Publication Date:
October 25, 2018
Filing Date:
April 19, 2018
Export Citation:
Assignee:
DENSO CORP (JP)
International Classes:
H02K11/026; B60S1/04; H02K11/38; H02K13/00
Domestic Patent References:
| WO2017017806A1 | 2017-02-02 |
Foreign References:
| JP2008099524A | 2008-04-24 | |||
| JPH0746788A | 1995-02-14 | |||
| JPH0819207A | 1996-01-19 | |||
| JP2014147293A | 2014-08-14 |
Attorney, Agent or Firm:
TAIYO, NAKAJIMA & KATO (JP)
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