Fixing apparatus with variable fixing temperature
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United States of America Patent
Stats
-
Jul 9, 1996
Issued Date -
N/A
app pub date -
Jul 28, 1995
filing date -
Feb 16, 1993
priority date (Note) -
In Force
status (Latency Note)
Importance
Abstract
A fixing apparatus includes a heating member; a temperature detecting member for detecting the temperature of the heating member; a power supply controller for controlling the power supply to the heating member so that the temperature detected by the temperature detecting element during a fixing operation is maintained substantially constant at a predetermined fixing temperature; and a temperature selecting device for selecting a fixing temperature in response to both the temperature of the heating member before beginning of the fixing temperature control and a rate of the temperature change of the heating member upon supplying a predetermined amount of power to the heating member or upon turning it off.
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