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:
Apr. 07, 2020
Filed:
Mar. 08, 2016
Applicant:
Canon Kabushiki Kaisha, Tokyo, JP;
Inventors:
Shigemi Kamoshida, Tokyo, JP;
Ken Kikuchi, Mishima, JP;
Jun Miyamoto, Mishima, JP;
Tomonori Mori, Numazu, JP;
Daisuke Abe, Suntou-gun, JP;
Assignee:
Canon Kabushiki Kaisha, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G03G 15/00 (2006.01); G03G 21/18 (2006.01); G03G 21/16 (2006.01);
U.S. Cl.
CPC ...
G03G 15/757 (2013.01); G03G 21/1647 (2013.01); G03G 21/1671 (2013.01); G03G 21/186 (2013.01); G03G 15/751 (2013.01); G03G 21/1853 (2013.01); G03G 21/1857 (2013.01); G03G 21/1871 (2013.01);
Abstract
A drum cylinder unit includes a photoconductive drum and a flange member. The flange member includes a fixing portion fixed to an end of the photoconductive drum, a cylindrical portion which forms a hollow portion therein, a groove portion provided at an edge of the cylindrical portion, and a gear portion. The groove portion and the hollow portion open to an outside of an axial direction of the photoconductive drum.