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:
May. 30, 2017
Filed:
Mar. 01, 2016
Applicant:
Canon Kabushiki Kaisha, Tokyo, JP;
Inventor:
Kenichi Shibuya, Toride, JP;
Assignee:
CANON KABUSHIKI KAISHA, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G03G 15/04 (2006.01); G03G 15/043 (2006.01); G03G 15/00 (2006.01);
U.S. Cl.
CPC ...
G03G 15/043 (2013.01); G03G 15/5033 (2013.01); G03G 2215/00603 (2013.01);
Abstract
An image forming apparatus capable of suppressing a charging lateral stripe liable to generate at a last stage of a lifetime of a photosensitive member while suppressing a density fluctuation is provided. A constitution which includes a photosensitive member, a charging portion, a charging voltage source S, an exposure portion, a developing portion, an obtaining portionfor obtaining information relating to a cumulative operating amount and a controllerfor effecting control so that a discharging operation for discharging the photosensitive memberby exposing the photosensitive memberto light by the exposure portionis executed is used.