COFFEE MAKER
An AC power source is coupled with a heater circuit containing a series circuit including a cover switch for a coffee maker, a thermal switch for controlling the temperature of a heating unit and a control switch for turning on and off a heater of the heating unit. A detecting circuit is connected b...
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Main Authors | , |
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Format | Patent |
Language | English |
Published |
08.09.1982
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Subjects | |
Online Access | Get full text |
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Summary: | An AC power source is coupled with a heater circuit containing a series circuit including a cover switch for a coffee maker, a thermal switch for controlling the temperature of a heating unit and a control switch for turning on and off a heater of the heating unit. A detecting circuit is connected between a signal take-out node as a juction point between the heater and the thermal switch and one end of the AC power source. The detecting circuit responds to a given on-off states of each of the switches to receive a detection current from the signal take-out node, and produces a detection signal for controlling a control apparatus for the coffee maker. |
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Bibliography: | Application Number: EP19820300272 |