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:
Oct. 23, 2007

Filed:

Nov. 10, 2005
Applicant:

Hideo Umezawa, Amagasaki, JP;

Inventor:

Hideo Umezawa, Amagasaki, JP;

Assignee:
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G03G 15/01 (2006.01);
U.S. Cl.
CPC ...
Abstract

An image forming apparatus has a developing device, in which are integrated a plurality of developers; a photosensitive member, on which are formed toner images by means of the plurality of developers; a transfer member, onto which the toner images of the photosensitive member are transferred; a control portion, which, when any one of the developers among the plurality of developers, having moved with respect to the photosensitive member, has not stopped in a prescribed position, causes corrective movement of the developer to the prescribed position; and, velocity control device, which controls the movement velocity of the transfer member at a lower velocity than a prescribed velocity for a prescribed time interval after the developer has not stopped at the prescribed position.


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