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:
Mar. 04, 2014
Filed:
Sep. 14, 2012
Applicants:
Hayao Watanabe, Fujisawa, JP;
Masaki Kuwahara, Fujisawa, JP;
Kazuhiro Yoshida, Fujisawa, JP;
Inventors:
Assignee:
NSK Ltd., Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F16C 32/00 (2006.01); H02K 5/16 (2006.01); G01B 7/30 (2006.01);
U.S. Cl.
CPC ...
Abstract
Provided is a roller bearing device, which is suitable for preventing misdetection of a rotation sensor when a moment load is applied. A thin motorincludes a cross roller bearinghaving an inner ringand an outer ring, a statorsupported by the inner ring, a rotorsupported by the outer ring, a motor unitthat applies rotation torque to the rotor, and a resolverthat detects a rotation angle position of the rotor. The resolver, the cross roller bearing, and the motor unitare arranged in the recited order from the radially inner side on a radially identical plane.