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:
Sep. 05, 2000
Filed:
Sep. 21, 1999
Shinichi Takemoto, Toyokawa, JP;
Minolta Co., Ltd., Osaka, JP;
Abstract
An image forming apparatus of the present invention provided with a movable intermediate transfer belt for primary transfer of a toner image formed on a photosensitive drum, and first and second electrodes disposed in contact with the intermediate transfer belt on the upstream side and the downstream side in the direction of movement of the intermediate transfer belt relative to the region of primary transfer of the toner image for respectively applying voltages to the intermediate transfer belt, wherein the first electrode receives a voltage to control a discharge between the intermediate transfer belt and the photosensitive drum, and the second electrode receives a primary transfer voltage to form a transfer electric field between the intermediate transfer belt and the photosensitive drum.