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:
Apr. 09, 2019
Filed:
Jul. 29, 2015
Applicant:
Canon Kabushiki Kaisha, Tokyo, JP;
Inventors:
Takeshi Tsukahara, Suntou-gun, JP;
Hideyuki Matsubara, Mishima, JP;
Assignee:
Canon Kabushiki Kaisha, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F16H 55/17 (2006.01); F16H 57/00 (2012.01);
U.S. Cl.
CPC ...
F16H 57/0031 (2013.01); F16H 55/17 (2013.01);
Abstract
A drive transmission mechanism includes a rotatable member provided with a drive transmitting portion; and a shaft supporting the rotatable member; wherein the shaft has a large diameter portion, a small diameter portion having a diameter smaller than that of the large diameter portion, at least one middle diameter portion having a diameter smaller than that of the large diameter portion and larger than that of the small diameter portion, and a stepped portion at a boundary between the small diameter portion and the middle diameter portion.