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. 02, 2013
Filed:
Aug. 07, 2009
Hiroaki Kojima, Kusatsu, JP;
Kazuo Ida, Sakai, JP;
Yoshihiro Kataoka, Kusatsu, JP;
Azusa Ujihara, Uwajima, JP;
Hiroaki Kojima, Kusatsu, JP;
Kazuo Ida, Sakai, JP;
Yoshihiro Kataoka, Kusatsu, JP;
Azusa Ujihara, Uwajima, JP;
Daikin Industries, Ltd., Osaka, JP;
Abstract
A stator includes a stator core, which has a plurality of stacked electromagnetic steel sheets, caulking portions configured to fix the plurality of electromagnetic steel sheets to each other, and a plurality of slot portions open toward an inner circumference side and arrayed along a circumferential direction. A number Q (an integer of 1 or greater) of the caulking portions, a number S of the slot portions and a number P of the poles satisfy Q≦S and Q=P×n/2 (where n is an integer of 1 or greater). The stator is preferably part of a motor for a compressor.