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. 28, 2014

Filed:

Sep. 11, 2012
Applicant:

Ken Yoshida, Kanagawa, JP;

Inventor:

Ken Yoshida, Kanagawa, JP;

Assignee:

Ricoh Company, Ltd, Tokyo, JP;

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G03G 15/00 (2006.01); G03G 15/01 (2006.01); G03G 15/16 (2006.01);
U.S. Cl.
CPC ...
G03G 15/1605 (2013.01); G03G 2215/0129 (2013.01); G03G 2215/0193 (2013.01); G02G 2215/00059 (2013.01); G03G 15/0131 (2013.01); G03G 15/5058 (2013.01);
Abstract

An image forming apparatus includes a transfer device separator that moves a transfer device between a contact position and a first isolation position within a shortened time. At the contact position, the transfer device contacts a toner image carrier. At the first isolation position, the transfer device is isolated from the toner image carrier with a first interval therebetween. A controller controls the transfer device separator to move the transfer device to the contact position as first to third toner images and a blank section between the first toner image and the second toner image carried by the toner image carrier pass through a transfer region and to the first isolation position as a toner patch section between the first toner image and the second toner image carried by the toner image carrier passes through the transfer region.


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