Electronic digital time display apparatus

Details Electronic digital time display apparatus Electronic digital time display apparatus

1977-07-14

1980-09-30

Envall, Jr., Roy N.

Electric heating

Heating devices

With power supply and voltage or current regulation or...

364705, 364900, 219494, H05B 906

Patent

active

042257760

ABSTRACT:
A digital clock device includes data storage units and produces switching signals in response to the data stored in accordance with predetermined functions, such as time of day and lapse of time. Switching signals responsive to quantities not related to time can also be produced. Data being stored is displayed as it is being entered into the device. In a disclosed embodiment, the device is used for the control of an electric range. Start of cooking time and duration of cooking for the oven and the individual heating plates can be controlled. Programmed control of oven temperature is also possible.

REFERENCES:
patent: 3819906 (1974-06-01), Gould, Jr.
patent: 3932723 (1976-01-01), Tamano et al.
patent: 4011428 (1977-03-01), Fosnough et al.
patent: 4023345 (1977-05-01), Imamura
patent: 4104864 (1978-08-01), Ishikawa et al.
patent: 4147021 (1979-04-01), Kondo

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