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:
May. 27, 2025
Filed:
Jun. 12, 2020
Applicant:
Fujitsu General Limited, Kanagawa, JP;
Inventor:
Tomooki Hasegawa, Kanagawa, JP;
Assignee:
FUJITSU GENERAL LIMITED, Kanagawa, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F04B 35/04 (2006.01); F25B 31/02 (2006.01); H02K 21/16 (2006.01);
U.S. Cl.
CPC ...
F04B 35/04 (2013.01); H02K 21/16 (2013.01); F04C 2230/231 (2013.01); F25B 31/026 (2013.01);
Abstract
A stator includes a stator core which is annular and in which a plurality of metal plates are layered. The stator core includes a plurality of swaging portions, in which the metal plates are joined by swaging. A heat insulation space that blocks heat, which is transmitted from a welding portion, is formed in a swaging portion that is arranged in a position corresponding to the welding portion in a circumferential direction of the stator core among the swaging portions.