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:
Jul. 19, 2005

Filed:

Aug. 30, 2002
Applicants:

Seung-young Byun, Gyeonggi-do, KR;

Jun-hee Cho, Gyeonggi-do, KR;

Inventors:

Seung-young Byun, Gyeonggi-do, KR;

Jun-hee Cho, Gyeonggi-do, KR;

Assignee:
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G03G021/00 ;
U.S. Cl.
CPC ...
Abstract

A device for and a method of cleaning a photoreceptor medium of an electrophotographic image forming apparatus include a magnet which is installed in a lengthwise direction of the photoreceptor medium and is separated from an outer surface of the photoreceptor medium, and a magnetic fluid which fills a space between the magnet and the outer surface of the photoreceptor medium and closely contacts the outer surface of the photoreceptor medium. Accordingly, abrasion of the photoreceptor medium can be prevented, and since the developer does not stick to the magnetic fluid, a decrease in a cleaning efficiency can be prevented.


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Byun, Seung-young. (2005). Device for and method of cleaning photoreceptor medium of electrophotographic image forming apparatus (U.S. Patent No. 6920305). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/6920305

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

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