Device for detecting a cooking vessel positioned in a heating zone of a cooker or heater
First Claim
1. Device for detecting a cooking vessel positioned in a heating zone of an appliance of a kind including cooking and heating appliances, the device comprising a sensor supplying a sensor signal, said sensor signal having a sensor signal characteristic dependent on the placement and removal of the cooking vessel in said heating zone;
- and evaluating means which, as a function of the sensor signal characteristic, supply an output signal for controlling the energization of the appliance, the evaluating means producing the output signal as a function of the rate of change of the sensor signal characteristic.
2 Assignments
0 Petitions
Accused Products
Abstract
The device comprises a sensor supplying a sensor signal which varies as a result of the placement of a cooking vessel in a heating zone of a heating appliance. The device includes evaluating circuit which, as a function of the sensor signal, supplies an output signal. The evaluating circuit produces the output signal as a function of the rate of change of the sensor signal to indicate the presence or absence of cookware in the heating zone of the heating appliance.
63 Citations
16 Claims
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1. Device for detecting a cooking vessel positioned in a heating zone of an appliance of a kind including cooking and heating appliances, the device comprising a sensor supplying a sensor signal, said sensor signal having a sensor signal characteristic dependent on the placement and removal of the cooking vessel in said heating zone;
- and evaluating means which, as a function of the sensor signal characteristic, supply an output signal for controlling the energization of the appliance, the evaluating means producing the output signal as a function of the rate of change of the sensor signal characteristic.
- View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16)
Specification