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.

Date of Patent:
Feb. 11, 1997

Filed:

Oct. 27, 1995
Applicant:
Inventors:

Michio Uchida, Osaka, JP;

Ryuji Wataki, Osaka, JP;

Noritaka Okazaki, Osaka, JP;

Shigeo Fujita, Osaka, JP;

Yuzuru Nanjo, Osaka, JP;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G03G / ;
U.S. Cl.
CPC ...
399313 ;
Abstract

A transfer device of an image forming machine has a belt unit comprising a pair of supporting plates disposed with a predetermined spacing, a driving roller journaled rotatably at one end portion of the pair of supporting plates, a driven roller journaled rotatably at the other end portion of the pair of supporting plates with a predetermined spacing from the driving roller, a transfer roller disposed between the driving roller and the driven roller, journaled rotatably on the pair of supporting plates, and given a predetermined voltage, and a transfer belt looped among the driving roller, the driven roller and the transfer roller, and disposed opposite an image bearing member. The transfer belt of the belt unit is formed so as to have a width larger than the spacing between the pair of supporting plates, and is disposed such that its side end portions surround at least part of the pair of supporting plates.


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