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U.S. Department of Energy
Office of Scientific and Technical Information

Display arrangement for cooking appliance with power control using heater energy counter

Patent ·
OSTI ID:5249207
An arrangement is described for monitoring and displaying the approximate temperature of a resistive heating element adapted for selective energization by a power signal from an external power supply at one of power levels in response to selection by an operator of one of a plurality of power settings ranging from relatively low power settings, including an OFF setting to relatively high power settings and displaying to the user that the element has reached the steady state power level associated with the selected power setting. The heating element has a temperature response characterized by a transient heat-up phase followed by a steady state phase when the power setting is changed from OFF to some power setting; and by a transient cool-down phase when the power setting is changed from a relatively higher power setting to a relatively lower power setting, the monitor and display arrangement.
Assignee:
General Electric Co., Louisville, KY
Patent Number(s):
US 4604518
OSTI ID:
5249207
Country of Publication:
United States
Language:
English