Electronic device having warning means

Details Electronic device having warning means Electronic device having warning means

1981-05-12

1984-03-20

Caldwell, Sr., John W.

Communications: electrical

Condition responsive indicating system

Specific condition

340636, 364709, 371 66, G08B 2100

Patent

active

044384319

ABSTRACT:
An electronic appliance provided with an output section to produce, as an output, input data introduced from an input section an operational result of the input data, and a power source section to supply electric power to the output section, wherein the appliance is further provided with a detection device for detecting abnormality in the output operation of the output section based on a decrease in the power supply from the power source section or an abnormality in the output operation of the output section based on the power decrease, thereby inhibiting data input from the input section when the decrease in the power or the abnormality is detected.

REFERENCES:
patent: 3383522 (1968-05-01), Apfelbeck et al.
patent: 3679965 (1972-07-01), Wilkinson
patent: 3821734 (1974-06-01), Herrliberg et al.
patent: 3868663 (1975-02-01), Ray
patent: 3964036 (1976-06-01), Adachi et al.
patent: 4097850 (1978-06-01), Conforti
patent: 4099068 (1978-07-01), Kobayashi et al.
patent: 4245150 (1981-01-01), Driscoll et al.

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