Fixing device

Details Fixing device Fixing device

1993-12-17

1996-05-14

Ramirez, Nestor R.

Photocopying

Contact printing

Light boxes

355285, G03G 1520

Patent

active

055172849

ABSTRACT:
A fixing device is provided with a heating member heated by a heater, a temperature detecting member for detecting a temperature of the heating member, a controller for controlling energization of the heater so that the temperature detected by the temperature detection member becomes equal to a predetermined fixing temperature in a fixing mode, and becomes equal to a predetermined stand-by temperature lower than the fixing temperature in a stand-by mode, and a measurement unit for measuring a temperature rise rate of the heater, wherein the controller controls determination of the stand-by temperature and a switching timing from the stand-by temperature to the fixing temperature on the basis of a measurement result from the measurement unit.

REFERENCES:
patent: 4897696 (1990-01-01), Matsumoto
patent: 4914476 (1990-04-01), Nishitsuji et al.
patent: 5280328 (1994-01-01), Goto et al.

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