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.:
Date of Patent:
Jan. 12, 2021
Filed:
Apr. 12, 2019
Applicant:
Sharp Kabushiki Kaisha, Sakai, JP;
Inventor:
Takashi Hori, Sakai, JP;
Assignee:
SHARP KABUSHIKI KAISHA, Osaka, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G03G 21/00 (2006.01); G03G 21/16 (2006.01);
U.S. Cl.
CPC ...
G03G 21/0029 (2013.01); G03G 21/1619 (2013.01);
Abstract
A process unit includes a photosensitive drum on which an electrostatic latent image is to be formed, a charger that charges an outer circumferential surface of the photosensitive drum to a predetermined polarity and a predetermined potential, a cleaner that removes residual toner from the outer circumferential surface of the photosensitive drum, a process frame that holds the photosensitive drum and is provided with the cleaner, and a charger cover that holds the charger and is rotatably supported on the process frame so as to move the charger away from or closer to the photosensitive drum.