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. 28, 2015
Filed:
Nov. 30, 2012
Applicant:
Oki Data Corporation, Tokyo, JP;
Inventor:
Teruaki Kuroda, Tokyo, JP;
Assignee:
Oki Data Corporation, Tokyo, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G03G 15/20 (2006.01); B65G 15/60 (2006.01); B65G 15/00 (2006.01);
U.S. Cl.
CPC ...
G03G 15/2085 (2013.01); B65G 15/60 (2013.01); G03G 15/2053 (2013.01); G03G 2215/2029 (2013.01); G03G 2215/2041 (2013.01); G03G 2215/00143 (2013.01); G03G 15/2028 (2013.01);
Abstract
A belt unit includes an endless belt member, a first roller provided on an inner circumferential surface side of the belt member, and a stretching member provided on the inner circumferential surface side of the belt member. The stretching member is configured to stretch the belt member. A circumferential length of the belt member at a center portion in a widthwise direction of the belt member is shorter than a circumferential length of the belt member at an end portion in the widthwise direction of the belt member.