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:
Jul. 21, 1981
Filed:
Apr. 27, 1979
Applicant:
Inventors:
Hideyo Kondo, Toride, JP;
Keiichi Murai, Abiko, JP;
Assignee:
Canon Kabushiki Kaisha, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G03G / ;
U.S. Cl.
CPC ...
355 15 ; 118652 ;
Abstract
An electrophotographic apparatus includes an image holding member which is adapted to retain electrostatic images as well as toner images. The image holding member contains a lubricating agent inside the surface layer. To expose a new surface of the member to provide additional lubricating agent, a means to abrade the surface layer is also provided.