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. 27, 1999
Filed:
Jan. 15, 1997
Eiji Okabayashi, Toyokawa, JP;
Minolta Co., Ltd., Osaka, JP;
Abstract
An induction heating fixing apparatus is disclosed which in characterized by comprising an object to be heated formed of an electroconductive material, a coil for effecting induction heating on the object to be heated, an inverter circuit for effecting the flow of a high frequency to the coil, a thermistor for detecting the temperature of the object to be heated, a control circuit electrically insulated from the inverter circuit and adapted to control the inverter circuit based on the temperature detected by the thermistor so as to keep the object to be heated at a temperature in a prescribed range, and an insulating switch for transmitting the control signal from the control circuit in an electrically insulated state to the inverter circuit.