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. 20, 1984
Filed:
Aug. 31, 1983
Applicant:
Inventor:
Yusaku Takada, Tokyo, JP;
Assignee:
Canon Kabushiki Kaisha, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G03G / ;
U.S. Cl.
CPC ...
355 15 ; 118652 ; 430126 ;
Abstract
The present invention relates to the drive and control of a device for cleaning transfer material supporting member, the cleaning device being adapted to operate only when corona dischargers disposed opposite the transfer material supporting member are not in operation, whereby toner particles scattered upon the operation of the cleaning device is prevented from depositing on the surrounding parts under the influence of corona discharging.