Title:
BRUSH ASSEMBLY AND MOTOR USING THE SAME
Document Type and Number:
Japanese Patent JP2017189092
Kind Code:
A
Abstract:
PROBLEM TO BE SOLVED: To provide a brush assembly that can reduce noise and vibration, and a motor utilizing such a brush assembly.SOLUTION: A brush assembly includes a circuit board, at least two brushes, a plurality of power connecting terminals for connecting with an external power supply, and a power supply branch circuit connected in series between a corresponding one of the power connecting terminals and a corresponding one of the brushes. The brush assembly further comprises an EMI suppressor connected between the power supply branch circuit and ground. The EMI suppressor is an axial capacitor formed by a conductor core, a cover, and a filling medium. The cover is attached to the circumference of the conductor core, and the filling medium fills between the conductor core and the cover. A motor utilizing the brush assembly is also provided.SELECTED DRAWING: Figure 7
Inventors:
LUO QINGBIN
LAI CHI WAI
WEI XINPENG
TIAN GUI HONG
HU BO
REN XIAO LIN
WU WEN MING
LAI CHI WAI
WEI XINPENG
TIAN GUI HONG
HU BO
REN XIAO LIN
WU WEN MING
Application Number:
JP2017039182A
Publication Date:
October 12, 2017
Filing Date:
March 02, 2017
Export Citation:
Assignee:
JOHNSON ELECTRIC SA
International Classes:
H02K11/026; H02K13/00
Attorney, Agent or Firm:
Shinichiro Tanaka
Disciple Maru Ken
▲吉▼田 和彦
Fumiaki Otsuka
Takaki Nishijima
Hiroyuki Suda
Hiroshi Uesugi
Naoki Kondo
Disciple Maru Ken
▲吉▼田 和彦
Fumiaki Otsuka
Takaki Nishijima
Hiroyuki Suda
Hiroshi Uesugi
Naoki Kondo