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. 25, 2003
Filed:
Nov. 27, 2001
Applicant:
Inventors:
Assignee:
Seiko Epson Corporation, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G03G 1/502 ;
U.S. Cl.
CPC ...
G03G 1/502 ;
Abstract
An OPC a charger a cleaner for cleaning the charger a holder for holding the charger a support frame for supporting the holder a pair of springs and and a driver for driving the holder are accommodated in a single process cartridge The cleaner can be brought into contact with the charger and separated from the same. The driver moves the cleaner between a position of contact at which the cleaner is brought into contact with the charger and a position of separation at which the cleaner is separated from the charger The charger has a wettability that is lower than that of a photosensitive member on which an electrostatic latent image is formed.