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:
Sep. 29, 2020
Filed:
Jan. 25, 2018
Applicant:
Fanuc Corporation, Yamanashi, JP;
Inventors:
Takafumi Kajiya, Yamanashi, JP;
Hisashi Maeda, Yamanashi, JP;
Assignee:
Fanuc Corporation, Yamanashi, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01F 27/30 (2006.01); H01F 29/10 (2006.01); H01F 27/245 (2006.01);
U.S. Cl.
CPC ...
H01F 29/10 (2013.01); H01F 27/245 (2013.01); H01F 27/30 (2013.01);
Abstract
A multi-phase iron-core reactor has an iron core and windings. The iron core includes an outer iron core and an inner iron core. The outer iron core has teeth on which the N-phase windings are wound. The inner iron core faces the teeth through gaps, and has a shape so as to be able to provide at least two gap sizes in a selective manner.