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:
Dec. 26, 2017
Filed:
May. 18, 2016
Applicant:
Mitsubishi Chemical Corporation, Chiyoda-ku, JP;
Inventor:
Shuichi Ikeda, Odawara, JP;
Assignee:
Mitsubishi Chemical Corporation, Chiyoda-ku, JP;
Primary Examiner:
Int. Cl.
CPC ...
G03G 15/00 (2006.01); G03G 21/18 (2006.01);
U.S. Cl.
CPC ...
G03G 15/751 (2013.01); G03G 15/757 (2013.01); G03G 21/18 (2013.01); G03G 21/1864 (2013.01);
Abstract
A photoreceptor drum unit is provided with a cylindrical photoreceptor drum, and two end members which are respectively disposed at both ends of the photoreceptor drum in an axial direction. One of the end members is provided with an elastic member, is biased in the axial direction, and is extendable and contractable. The other of the end members is provided with a cylindrical bearing member and a shaft member held in the bearing member.