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:
Jan. 05, 2016
Filed:
Mar. 05, 2014
Applicant:
Karem Aircraft, Inc., Lake Forest, CA (US);
Inventor:
William Martin Waide, Wrightwood, CA (US);
Assignee:
Other;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F16H 33/00 (2006.01); F16H 35/00 (2006.01); F16H 37/00 (2006.01); F16H 49/00 (2006.01); F16H 55/08 (2006.01); F16H 25/06 (2006.01);
U.S. Cl.
CPC ...
F16H 49/001 (2013.01); F16H 55/0833 (2013.01); F16H 2025/066 (2013.01);
Abstract
A harmonic drive has an outer gear, an elliptical follower hub, and an outer chain coupled to the follower hub, and having teeth that mate with the outer gear. Preferred embodiments further include an inner chain disposed such that the follower hub is functionally interposed between the inner and outer chains.