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Patent Searching and Data


Title:
MOTOR, MOTOR FAN, CLEANER, AND HOLDER FOR MOTOR
Document Type and Number:
Japanese Patent JP2020156120
Kind Code:
A
Abstract:
To provide a long-life and small-sized motor etc. which can minimize decrease in efficiency, even if a torsion spring is used as a brush spring for pressing a brush against a commutator.SOLUTION: A motor 2 comprises a rotor 10, a shaft 30 fixed on the rotor 10, a commutator 40 attached to the shaft 30, a brush 50 slide-contactably arranged the commutator 40, and a torsion spring 60 pressing the brush 50 against the commutator 40. The torsion spring 60 is arranged so that the winding axis of a coil part 61 included in the torsion spring 60 is approximately perpendicular to the longer direction of the shaft 30.SELECTED DRAWING: Figure 2

Inventors:
FUJITA KATSUTOSHI
Application Number:
JP2017138235A
Publication Date:
September 24, 2020
Filing Date:
July 14, 2017
Export Citation:
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Assignee:
PANASONIC IP MAN CORP
International Classes:
H02K13/00; A47L9/00; H01R39/40; H02K7/14
Attorney, Agent or Firm:
Hiromori Arai
Eisaku Teratani
Shinichi Michisaka