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. 16, 2014
Filed:
Mar. 09, 2010
Applicants:
Toshiyuki Nishikata, Tokyo, JP;
Hideki Noto, Tokyo, JP;
Inventors:
Toshiyuki Nishikata, Tokyo, JP;
Hideki Noto, Tokyo, JP;
Assignee:
Minebea Co., Ltd., Tokyo, JP;
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H02K 7/00 (2006.01); H02K 7/08 (2006.01); G11B 17/04 (2006.01); G11B 17/28 (2006.01); G11B 17/028 (2006.01); G11B 19/20 (2006.01);
U.S. Cl.
CPC ...
G11B 17/0282 (2013.01); G11B 19/2009 (2013.01);
Abstract
A ring-shaped back yoke and a ring-shaped magnet are provided on a bottom surface of a ring-shaped opening part formed at a central portion of an alignment ring of a turntable part. The back yoke is provided with a protruding pawl which protrudes in a direction perpendicular to a plane of the back yoke, and the alignment ring is provided with a through hole into which the protruding pawl is inserted when mounting the back yoke to the alignment ring. The protruding pawl of the back yoke and an upper surface of a rotor frame are fixed together using an adhesive.