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 8457524 B1

PDF
Full Text
Expired
Date of Patent:
Jun. 04, 2013

Filed:

Mar. 21, 2008
Applicants:

Yong-ju Cheon, Suwon-si, KR;

Joo-hwan Noh, Yongin-si, KR;

Inventors:

Yong-ju Cheon, Suwon-si, KR;

Joo-hwan Noh, Yongin-si, KR;

Assignee:
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G03G 15/00 (2006.01); G03G 21/18 (2006.01); G03G 15/04 (2006.01);
U.S. Cl.
CPC ...
Abstract

A developing unit usable with an image forming apparatus includes a first frame to support a photoconductive medium, a second frame to support a developing member to apply a developer to the photoconductive medium, the second frame movable between a first position in which the photoconductive medium is at a developing gap from the developing member, and a second position in which the photoconductive medium is away from the developing member by a distance exceeding the developing gap, and a positioning unit to move the second frame from a current position in accordance with mounting and demounting of the developing unit to and from the image forming apparatus.


Find Patent Forward Citations

Cheon, Yong-ju. (2013). Developing cartridge, image forming apparatus, and method of mounting/demounting developing cartridge to/from image forming apparatus (U.S. Patent No. 8457524). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/8457524

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