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:
Nov. 27, 1990
Filed:
Apr. 06, 1990
Applicant:
Inventors:
Assignee:
Konica Corporation, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G03G / ;
U.S. Cl.
CPC ...
355296 ; 355297 ;
Abstract
The invention provides an electrostatic image forming apparatus in which electrostatic latent image formed on a photoreceptor is developed with toner, the toner image is transferred onto a recording paper, thereafter the residual toner image is removed from the photoreceptor by the cleaning device. The cleaning device according to the invention has a cleaning roller which contains abrasive grain and come in contact with the photoreceptor in order to remove foreign substance such as fine paper particles in addition to the residual toner.