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:
May. 10, 2016
Filed:
Feb. 20, 2014
Applicant:
Kyocera Document Solutions Inc., Osaka, JP;
Inventors:
Akihiro Yamaguchi, Osaka, JP;
Masahiro Ueno, Osaka, JP;
Assignee:
KYOCERA Document Solutions Inc., Osaka, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F16H 7/00 (2006.01); F16H 55/36 (2006.01); F16H 55/48 (2006.01); F16H 7/02 (2006.01); G03G 21/16 (2006.01); G03G 15/00 (2006.01);
U.S. Cl.
CPC ...
F16H 7/02 (2013.01); G03G 21/1647 (2013.01); G03G 15/757 (2013.01); G03G 2221/1654 (2013.01);
Abstract
A belt drive mechanism includes a plurality of pulleys and a belt made from a metal material and wound around the plurality of pulleys. Around the entire circumference of an outer peripheral surface of at least one of the plurality of pulleys, a swelling portion is formed to swell outward in a radial direction of the pulley. The swelling portion includes a first part having a larger swelling amount and a second part having a smaller swelling amount, the first part having a larger linear expansion coefficient than the second part.