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:
Feb. 24, 2004
Filed:
Dec. 05, 2002
Applicant:
Inventors:
Yuji Bessho, Chiba, JP;
Tsuyoshi Watanabe, Chiba, JP;
Assignee:
Canon Kabushiki Kaisha, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G03G 1/501 ; G03G 1/516 ;
U.S. Cl.
CPC ...
G03G 1/501 ; G03G 1/516 ;
Abstract
A transfer apparatus comprising a belt member, a plurality of belt supporting members which drive the belt member while stretching the belt member with a prescribed tension; a transfer member, which is one of the plurality of belt supporting members, and transfers an image formed on an image carrier toward the belt member; and transfer member moving means making it possible only for the transfer member movable between a transfer position where the image is transferred and a non-transfer position where the image is not transferred while maintaining the prescribed tension.