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:
Feb. 28, 2017
Filed:
Apr. 02, 2014
Applicant:
Fanuc Corporation, Yamanashi, JP;
Inventor:
Yohei Arimatsu, Yamanashi, JP;
Assignee:
Fanuc Corporation, Yamanashi, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H02K 1/28 (2006.01); H02K 1/30 (2006.01); H02K 1/27 (2006.01); H02K 15/03 (2006.01);
U.S. Cl.
CPC ...
H02K 1/30 (2013.01); H02K 1/274 (2013.01); H02K 1/278 (2013.01); H02K 15/03 (2013.01); H02K 1/28 (2013.01); Y10T 29/49012 (2015.01);
Abstract
A rotator memberincludes a tubular sleevehaving a first end surface and a second end surface, a plurality of magnet segmentscircumferentially disposed at a radially outside of the sleeve, and a tubular memberadapted to cover the magnet segmentsfrom a radially outside to hold the magnet segmentsbetween the tubular memberand the sleeve. The sleevehas an inner circumference surface that includes a tapered surface that gradually and outside the radial direction expands in a direction from the first end surface toward the second end surface.