The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Jan. 20, 1987
Filed:
Jun. 21, 1985
Applicant:
Inventors:
Yohji Maki, Takefu, JP;
Norio Umezawa, Takefu, JP;
Assignee:
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H02K / ;
U.S. Cl.
CPC ...
310239 ; 310244 ;
Abstract
An attachment structure for brush holder springs in a motor includes a motor bracket mounted on a motor frame. The bracket has a pair of diametrically opposite projections on inner peripheral wall surfaces thereof. A pair of brush holder springs each supporting on one end portion thereof a brush for sliding contact with a motor commutator have on an opposite end portion thereof a dovetail-shaped gripping members fitting complementarily over each projection, respectively, under resilient force.
Maki, Yohji. (1987). Attachment structure for brush holder springs (U.S. Patent No. 4638203). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/4638203
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile