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.:

US 8948668 B1

PDF
Full Text
Expired
Date of Patent:
Feb. 03, 2015

Filed:

Dec. 16, 2009
Applicant:

Takeshi Yasumoto, Abiko, JP;

Inventor:

Takeshi Yasumoto, Abiko, JP;

Assignee:
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G03G 15/01 (2006.01); G03G 15/20 (2006.01); G03G 15/00 (2006.01);
U.S. Cl.
CPC ...
G03G 15/2089 (2013.01); G03G 15/0131 (2013.01); G03G 15/50 (2013.01); G03G 2215/00143 (2013.01); G03G 2251/00168 (2013.01); G03G 2215/0141 (2013.01); G03G 2215/2009 (2013.01);
Abstract

A belt feeding apparatus has a rotatable belt, first and second belt stretching members, and a steering unit which has a rotatable portion rotatable with rotation of the belt, a frictional portion, and a supporting portion for supporting the rotatable portion. The frictional portion is provided with an inclined surface so that the distance between the rotational axis of the rotatable portion and the surface of the frictional portion increases toward an outside with respect to the direction of a rotational axis of the rotatable portion, and a length of the belt member with respect to the rotational axis direction of the rotatable portion is longer than a length of the rotatable portion and is shorter than a sum of the lengths of the rotatable portion and the frictional portions provided at respective ends, and the belt member contacts both of the frictional portions simultaneously.


Find Patent Forward Citations

Yasumoto, Takeshi. (2015). Belt member feeding device and image forming apparatus provided with the same (U.S. Patent No. 8948668). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/8948668

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