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:
Aug. 31, 2021
Filed:
May. 21, 2020
Applicant:
Fanuc Corporation, Yamanashi, JP;
Inventor:
Masatomo Shirouzu, Yamanashi, JP;
Assignee:
Fanuc Corporation, Yamanashi, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01F 30/12 (2006.01); H01F 27/26 (2006.01); H01F 27/28 (2006.01); H01F 27/25 (2006.01); H01F 27/245 (2006.01); H01F 3/14 (2006.01);
U.S. Cl.
CPC ...
H01F 27/263 (2013.01); H01F 3/14 (2013.01); H01F 27/245 (2013.01); H01F 27/2455 (2013.01); H01F 27/25 (2013.01); H01F 27/28 (2013.01);
Abstract
A core body includes a central iron core, an outer peripheral iron core surrounding the central iron core, and a single hoop material wound body formed by winding a hoop material. At least three iron portions of an outer circumferential surface of the hoop material wound body are bent radially inward thereof. The central iron core includes at least three iron cores, each of which having a cut tip, is made by cutting at least three projection portions of the hoop material wound body. Each of the at least three projection portions is located between the at least three portions.