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:
May. 19, 2015

Filed:

Jun. 07, 2013
Applicants:

Shinya Karasawa, Kanagawa, JP;

Takeshi Shintani, Kanagawa, JP;

Kenji Honjoh, Kanagawa, JP;

Hiroyuki Uenishi, Kanagawa, JP;

Daisuke Tomita, Kanagawa, JP;

Norio Kudo, Kanagawa, JP;

Kohsuke Yamamoto, Kanagawa, JP;

Inventors:

Shinya Karasawa, Kanagawa, JP;

Takeshi Shintani, Kanagawa, JP;

Kenji Honjoh, Kanagawa, JP;

Hiroyuki Uenishi, Kanagawa, JP;

Daisuke Tomita, Kanagawa, JP;

Norio Kudo, Kanagawa, JP;

Kohsuke Yamamoto, Kanagawa, JP;

Assignee:

Ricoh Company, Ltd., Tokyo, JP;

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G03G 21/16 (2006.01); G03G 21/00 (2006.01);
U.S. Cl.
CPC ...
G03G 21/00 (2013.01); G03G 21/0094 (2013.01);
Abstract

An image carrier surface treatment device is disposed opposite an image carrier rotatable in a first rotation direction and carrying a toner image. The image carrier surface treatment device includes a roller rotatable in a second rotation direction while contacting an outer circumferential surface of the image carrier. The roller includes a shaft projecting from each lateral end of the roller in an axial direction thereof. A rolling-element bearing is fitted on the shaft of the roller to support and position the roller inside the image carrier surface treatment device.


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