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:
Jul. 30, 2019
Filed:
Mar. 09, 2016
Sanyo Denki Co., Ltd., Tokyo, JP;
Kouji Nakatake, Tokyo, JP;
Masaaki Ohashi, Tokyo, JP;
SANYO DENKI CO., LTD., Tokyo, JP;
Abstract
A motor rotator includes: a rotor shaft configured to be journaled to a pair of bearing members of a motor device; and a rotor stack that includes a plurality of lamination plates and a plurality of small-diameter plates having an outer diameter smaller than an outer diameter of the lamination plates, the lamination plates and the small-diameter plates being stacked in an axial direction of the rotor shaft and integrated. The plurality of small-diameter plates forms a pair of bosses, the pair of bosses projecting from both sides of the plurality of lamination plates along the axial direction of the rotor shaft to abut on the pair of bearing members.