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 6661134 B1

PDF
Full Text
Expired
Date of Patent:
Dec. 09, 2003

Filed:

Dec. 18, 2001
Applicant:
Inventors:

Hideki Sunaga, Gunma, JP;

Shiro Nakamura, Tochigi, JP;

Narihito Sano, Tochigi, JP;

Takeshi Oba, Tochigi, JP;

Eiji Takahashi, Tochigi, JP;

Atsushi Takada, Tochigi, JP;

Masami Kato, Tochigi, JP;

Assignee:
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H02K 1/100 ; H05K 7/20 ;
U.S. Cl.
CPC ...
H02K 1/100 ; H05K 7/20 ;
Abstract

A brushless motor for a blower fan unit is comprised of a heat sink which has a heat radiating portion and a pair of supporting legs extending from both opposite sides of the heat radiating portion. A free end portion of each supporting leg is in contact with an electric circuit board. A pressing member has a pressing portion, a pair of positioning portions perpendicularly extending from opposite end portions of the pressing portion, and a pair of connecting portions projecting from the pair of positioning portions respectively. The connecting portions are engaged with supporting legs of the heat sink respectively. The pressing portion presses switching devices to the heat sink. The positioning portions are inserted into the through-holes of the electric circuit board respectively.


Find Patent Forward Citations

Sunaga, Hideki. (2003). Brushless motor (U.S. Patent No. 6661134). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/6661134

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