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:
Jun. 07, 2022
Filed:
Jan. 02, 2020
Applicant:
Nabtesco Corporation, Tokyo, JP;
Inventors:
Assignee:
NABTESCO CORPORATION, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F16H 1/32 (2006.01); F16H 1/28 (2006.01); H02K 7/116 (2006.01);
U.S. Cl.
CPC ...
F16H 1/32 (2013.01); F16H 1/2863 (2013.01); H02K 7/116 (2013.01); F16H 2001/323 (2013.01);
Abstract
A speed reducer according to one embodiment of the present invention includes a crankshaft and a speed reducing mechanism. The crankshaft includes a gear portion driven by rotation from a drive source and a journal portion formed integrally with the gear portion. The crankshaft rotates about an axis of the journal portion. The speed reducing mechanism decelerates rotation of the crankshaft and outputs the decelerated rotation.