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:
Nov. 25, 2014
Filed:
Sep. 12, 2012
Applicant:
Satoshi Yamamoto, Saitama, JP;
Inventor:
Satoshi Yamamoto, Saitama, JP;
Assignee:
Hitachi Metals, Ltd., Tokyo, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H01F 27/30 (2006.01); H01F 5/00 (2006.01); H01F 27/28 (2006.01); H01F 27/32 (2006.01);
U.S. Cl.
CPC ...
H01F 5/00 (2013.01); H01F 27/2847 (2013.01); H01F 27/303 (2013.01); H01F 27/323 (2013.01);
Abstract
A laminated coil includes a plurality of circular conductive plates in the form of a flat plate, each of the circular conductive plates being laminated via an insulating material in an axis direction. The plurality of circular conductive plates each include a plurality of concentric circular arc parts having different inner diameter and outer diameter from each other, and a connection part interconnecting the plurality of circular arc parts. The plurality of circular conductive plates are arranged such that the connection parts thereof face each other and the circular arc parts thereof are juxtaposed to each other in a radial direction.