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:
Apr. 23, 2002
Filed:
Mar. 09, 2000
Applicant:
Inventor:
Akifumi Hosoya, Kariya, JP;
Assignee:
Denso Corporation, Kariya, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H02K 2/126 ; H02K 2/112 ; H02K 1/12 ; H02K 1/22 ;
U.S. Cl.
CPC ...
H02K 2/126 ; H02K 2/112 ; H02K 1/12 ; H02K 1/22 ;
Abstract
A pole arrangement of a motor includes a plurality of permanent-magnet main poles disposed annularly at equal intervals on the inner periphery of a yoke, a plurality of auxiliary poles disposed between adjacent two of the main poles, and a plurality of magnet holders disposed between adjacent two of the main poles. Each the magnet holder is comprised of at least one resilient stopper member for pressing the main poles in the circumferential direction, and each the auxiliary pole is held between the pair of resilient stoppers.