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:
Apr. 06, 1999

Filed:

Aug. 27, 1997
Applicant:
Inventor:

Yoshikazu Yamamoto, Kawasaki, JP;

Assignee:

Fujitsu Limited, Kawasaki, JP;

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G03G / ;
U.S. Cl.
CPC ...
399299 ; 399317 ;
Abstract

An image forming apparatus includes a transport belt for transporting a medium, image forming units for transferring a toner image onto the medium transported by the transport belt, and contacting/separating mechanisms for moving at least one of the transport belt and the image forming units to a contact position where the transport belt and the image forming units contact each other and to a separated position where the transport belt and the image forming units are separated from each other, where the contacting/separating mechanisms move at least one of the transport belt and the image forming units to the contact position and/or the separated position in a state where a transport speed of the transport belt and a transfer speed of the image forming units are approximately the same.


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