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.

Patent No.:

US 8112028 B1

PDF
Full Text
Expired
Date of Patent:
Feb. 07, 2012

Filed:

Mar. 26, 2008
Applicants:

Tsuyoshi Miyamoto, Kanagawa, JP;

Yukio Hara, Kanagawa, JP;

Inventors:

Tsuyoshi Miyamoto, Kanagawa, JP;

Yukio Hara, Kanagawa, JP;

Assignee:
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G03G 21/00 (2006.01); G03G 15/00 (2006.01);
U.S. Cl.
CPC ...
Abstract

Provided is a cleaning roll (conductive roll) including a core, a coating layer formed thereon, and a shaft along the axis of the core. The coating layer contains a bismaleimide resin and a conductive agent. Also provided are a cleaning unit, a process cartridge, and an image-forming apparatus employing the conductive roll. The conductive roll may include a core and a coating layer containing a bismaleimide resin and a conductive agent formed on the external peripheral surface of the core.


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