Communications: electrical – Audible indication – Percussion-type sound producer
Patent
1977-12-22
1981-01-27
Caldwell, Sr., John W.
Communications: electrical
Audible indication
Percussion-type sound producer
340365VL, 340706, 340802, G08G 900
Patent
active
042478456
ABSTRACT:
A control data input device for use with an electrical household appliance such as an electronic range to control the operation modes, times, temperatures and cooking duration of the appliance. A selector dial calibrated in a plurality of codes automatically addresses a data store through a switching means when one of the codes is selected by rotation at the dial. A second dial is provided to enter control information into the selected address at a variable transfer rate selected by turning this second dial. A digital display and display driver are provided to display the information as it is addressed and stored in the data store. The code selector dial is provided with function indicators and indicator lights to visually inform the operator as to which code has been selected.
REFERENCES:
patent: 3806832 (1974-04-01), Channing et al.
patent: 3932723 (1976-01-01), Tamano et al.
patent: 3974472 (1976-08-01), Gould
patent: 4001536 (1977-01-01), Eberhardt
patent: 4023161 (1977-05-01), Sasaki
patent: 4035795 (1977-07-01), Fosnough et al.
patent: 4121284 (1978-10-01), Hyatt
"Cookbit"--The First Kitchen Computer, AEG.
Fischer Klaus
Schmidt Ulrich
Caldwell Sr. John W.
Groody James J.
Licentia Patent-Verwaltungs-G.m.b.H
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