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:
Dec. 26, 2017

Filed:

Jun. 16, 2016
Applicants:

Yuka Aoyama, Kanagawa, JP;

Masanobu Gondoh, Kanagawa, JP;

Yohta Sakon, Kanagawa, JP;

Masahiro Ohmori, Kanagawa, JP;

Shohei Gohda, Ishikawa, JP;

Kaori Toyama, Kanagawa, JP;

Yuta Nakamura, Kanagawa, JP;

Keiichiro Juri, Kanagawa, JP;

Inventors:

Yuka Aoyama, Kanagawa, JP;

Masanobu Gondoh, Kanagawa, JP;

Yohta Sakon, Kanagawa, JP;

Masahiro Ohmori, Kanagawa, JP;

Shohei Gohda, Ishikawa, JP;

Kaori Toyama, Kanagawa, JP;

Yuta Nakamura, Kanagawa, JP;

Keiichiro Juri, Kanagawa, JP;

Assignee:

Ricoh Company, Ltd., Tokyo, JP;

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G03G 21/00 (2006.01); G03G 21/18 (2006.01);
U.S. Cl.
CPC ...
G03G 21/0017 (2013.01); G03G 21/0011 (2013.01); G03G 21/18 (2013.01); G03G 2221/0005 (2013.01);
Abstract

A cleaning blade includes an elastic member including a contact portion to contact the surface of a member to be cleaned and remove an extraneous matter adhering to the surface of the member. The contact portion includes a modified portion including at least one of an impregnated portion including a first cured material formed of a first curing composition in a thickness direction from the surface of the contact portion; and a surface layer formed of a second curing composition on the surface of the contact portion. The surface of the modified portion has a tack maximum value not greater than 3.0 [gf/mm].


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