Title:
MOTOR WITH BRUSH
Document Type and Number:
Japanese Patent JP2019161821
Kind Code:
A
Abstract:
To bring a motor with a brush into contact with a commutator at a fixed angle irrespective of a wear state of the brush to obtain stable output.SOLUTION: In a cover member 18 constituting a motor 10 with a brush, a pair of brushes 20a, 20b are stored in brush holders 32a, 32b, the brushes 20a, 20b are energized by a spring 44 toward a side of a tip 54, a first side surface 60 to be a rotation direction side of a commutator 16 contacts a first inner wall surface 38 of the brush holders 32a, 32b near the tip 54, and a second side surface 62 of the brushes 20a, 20b to be the opposite side of a rotation direction contacts a protrusion 42 protruded from a second inner wall surface 40 of the brush holders 32a, 32b to be supported.SELECTED DRAWING: Figure 3
Inventors:
OGINOYA SHINICHI
Application Number:
JP2018044410A
Publication Date:
September 19, 2019
Filing Date:
March 12, 2018
Export Citation:
Assignee:
KEIHIN CORP
International Classes:
H02K13/00
Attorney, Agent or Firm:
Takehiro Chiba
Toshiyuki Miyadera
Takayuki Chima
Shuji Ouchi
Yasuharu Nakasone
Shiro Sakai
Toru Sekiguchi
Toshiyuki Miyadera
Takayuki Chima
Shuji Ouchi
Yasuharu Nakasone
Shiro Sakai
Toru Sekiguchi