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:
Mar. 27, 2018
Filed:
Sep. 02, 2016
Applicant:
Canon Kabushiki Kaisha, Tokyo, JP;
Inventors:
Makoto Tokudome, Yokohama, JP;
Satoshi Sunahara, Hachioji, JP;
Assignee:
Canon Kabushiki Kaisha, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G03G 21/00 (2006.01); G03G 15/02 (2006.01); G03G 21/18 (2006.01); G03G 21/08 (2006.01);
U.S. Cl.
CPC ...
G03G 15/0216 (2013.01); G03G 21/08 (2013.01); G03G 21/1814 (2013.01); G03G 21/0064 (2013.01);
Abstract
The length of a developer bearing portion of a developing device is longer than the length of a transfer roller in the rotation axis direction of a photosensitive drum. The width of a light irradiation opening of a charge eliminating device is shorter than the length of the transfer roller in the rotation axis direction of the photosensitive drum.