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:
Nov. 24, 2020

Filed:

Aug. 31, 2015
Applicant:

Hewlett-packard Development Company, L.p., Spring, TX (US);

Inventors:

Wan Ho Lee, Suwon-si, KR;

Jin Ho Park, Yongin-si, KR;

Han Jun Lee, Suwon-si, KR;

Assignee:
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G03G 15/00 (2006.01); G03G 21/16 (2006.01);
U.S. Cl.
CPC ...
G03G 21/1633 (2013.01); G03G 21/1647 (2013.01); G03G 21/1676 (2013.01);
Abstract

Disclosed herein is an image forming apparatus. The image forming apparatus includes at least one pressing unit configured to bring the developing roller and the photoreceptor in contact with each other, an operating unit which is configured to be in an operating position during which a pressing force of the pressing unit is generated, and a standby during at which the pressing force is released, and a cover unit detachably provided to one side of the developing device and configured to guide movement of the operating unit to the operating position. By this configuration, operation of the operating unit is linked with an operation of detachment or attachment of the cover unit.


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