Title:
ELECTRIC TOOL
Document Type and Number:
Japanese Patent JP2020131315
Kind Code:
A
Abstract:
To provide an electric tool having a brush holder which achieves improvement of position accuracy relative to a commutator of a brush.SOLUTION: A grinder serving as an electric tool includes: a housing 6; a stator fixed to the housing 6; a rotor 25 which may rotate relative to the stator and has a commutator 29 and a coil; a brush 30 which may contact with the commutator 29; a brush holding plate member 70 having a screw hole 80a and holding the brush 30; and a screw 92 penetrating through the screw shaft 80a and directly fixed to the housing 6 (an extension part 12a of a motor housing 12).SELECTED DRAWING: Figure 5
Inventors:
FUJII FUMINARI
SUZUKI RYOSUKE
SUZUKI RYOSUKE
Application Number:
JP2019024755A
Publication Date:
August 31, 2020
Filing Date:
February 14, 2019
Export Citation:
Assignee:
MAKITA CORP
International Classes:
B25F5/00; B24B47/12
Domestic Patent References:
| JP2011230211A | 2011-11-17 | |||
| JP2012191676A | 2012-10-04 | |||
| JPS5463102U | 1979-05-02 |
Foreign References:
| US2763800A | 1956-09-18 | |||
| US20090078837A1 | 2009-03-26 |
Attorney, Agent or Firm:
Yoshiki Ishida
Kyoichi Ueda
Kiyotaka Sonoda
Kyoichi Ueda
Kiyotaka Sonoda