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:
Apr. 26, 1994
Filed:
Feb. 03, 1992
Applicant:
Inventor:
Hiroaki Tsuchiya, Yokohama, JP;
Assignee:
Canon Kabushiki Kaisha, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G03G / ; G03G / ;
U.S. Cl.
CPC ...
355284 ; 355215 ; 355285 ;
Abstract
An image forming apparatus include an image forming device for forming a toner image on a recording material. The image forming device includes an electrical discharger, a fixing device for fixing the toner image with heat, and a air discharging device for discharging air between the fixing device and electrical discharger in the apparatus. The fixing device includes a heated roller having a surface on which a parting agent is applied to facilitate separation of the recording sheet from the roller. A controller controls the air discharging device in accordance with a heated state of the surface of the roller.