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:
Oct. 26, 1999
Filed:
Mar. 30, 1998
Applicant:
Inventors:
Satomi Suzuki, Aichi Pref., JP;
Masafumi Sakuma, Aichi Pref., JP;
Assignee:
Aisin Seiki Kabushiki Kaisha, Kariya, JP;
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H02K / ;
U.S. Cl.
CPC ...
310 54 ; 310 52 ; 310 64 ;
Abstract
A cooling device for an electric motor includes a plurality of inwardly projected stator poles arranged in a circumferential direction such that an axially extending space is defined between two adjacent stator poles. Coils are wound on the respective stator poles and coolers are disposed in the respective spaces such that each of the coolers is in thermal contact with its neighboring coils.