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.:

US 6653754 B1

PDF
Full Text
Expired
Date of Patent:
Nov. 25, 2003

Filed:

Mar. 07, 2001
Applicant:
Inventors:

Yasuaki Uchida, Kosai, JP;

Toshio Yamamoto, Kosai, JP;

Assignee:

Asmo Co., Ltd., Shizuoka, JP;

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H02K 5/24 ;
U.S. Cl.
CPC ...
H02K 5/24 ;
Abstract

A wiper motor has brushes slidable in contact with a commutator, choke coils connected in series with the brushes, and a circuit breaker for preventing burn-out caused by excessively high current. The circuit breaker is disposed in the vicinity of the choke coils and operates based on heat generated by the choke coils.


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