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. 19, 2021

Filed:

Jul. 29, 2020
Applicants:

Kazuhiko Watanabe, Tokyo, JP;

Hiroshi Nakai, Kanagawa, JP;

Yasuhide Nakazawa, Kanagawa, JP;

Inventors:

Kazuhiko Watanabe, Tokyo, JP;

Hiroshi Nakai, Kanagawa, JP;

Yasuhide Nakazawa, Kanagawa, JP;

Assignee:

RICOH COMPANY, LTD., Tokyo, JP;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G03G 21/20 (2006.01); G03G 21/12 (2006.01);
U.S. Cl.
CPC ...
G03G 21/20 (2013.01); G03G 21/12 (2013.01);
Abstract

An image forming apparatus includes an image bearer to bear a latent image, a charging device to charge the image bearer, a developing device to develop the latent image on the image bearer, a cleaning device to clean a surface of the image bearer, a target component including at least one of the image bearer, the charging device, the developing device, and the cleaning device, and a temperature change suppression member opposed adjacent to or disposed in contact with an outer peripheral face of the target component. The temperature change suppression member suppresses a temperature change of the target component.


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