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:
Feb. 23, 1993
Filed:
Sep. 25, 1991
Applicant:
Inventors:
Assignee:
Minolta Camera Kabushiki Kaisha, Osaka, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G03G / ; G03G / ;
U.S. Cl.
CPC ...
355271 ; 355327 ; 430 33 ; 430 42 ;
Abstract
An image forming apparatus wherein toner images formed on a photosensitive member are transferred to a transfer medium and overlaid thereon, and the toner images on the transfer medium are transferred onto a copy sheet. The apparatus has a charger for reducing charge on the toner images transferred to the transfer medium, and output of the charger is controlled in accordance with the number of toner images on the transfer medium. Alternatively, the image forming apparatus has a first charger for reducing charge on the toner images transferred to the transfer medium and a second charger for recharging the toner images processed by the first charger.