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:
Jul. 16, 1991
Filed:
Nov. 13, 1989
Applicant:
Inventor:
Yasuyuki Matsuuchi, Osaka, JP;
Assignee:
Minolta Camera Kabushiki Kaisha, Osaka, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G03G / ;
U.S. Cl.
CPC ...
355285 ; 219216 ;
Abstract
An image forming apparatus includes a pair of fixing rollers having a heater, a heater controller for outputting a turn-on/off signal to the heater, a sensor for detecting a turn-on/off state of the heater, a generator for generating a signal during an image forming operation and a prohibiting controller for cutting off a power supply to the heater when the signals from the heater controller, the sensor and the generator are simultaneously supplied.
Matsuuchi, Yasuyuki. (1991). Image forming apparatus having a system for preventing overheating of (U.S. Patent No. 5032874). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/5032874
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile