Control device for an electronic wrist watch

Details Control device for an electronic wrist watch Control device for an electronic wrist watch

1975-11-25

1977-06-21

Weldon, Ulysses

Electrical transmission or interconnection systems

Nonlinear reactor systems

Parametrons

58 855, 307247A, G04C 300

Patent

active

040302849

ABSTRACT:
A control device for an electronic wrist watch to enable resetting of the display. The device includes a pushbutton switch providing a control signal to a memory device. The memory device is connected to a delay means which transmits the information from said memory device in synchronism with a clock signal to provide an output pulse or pulse train dependent upon the length of time for which the pushbutton is actuated.

REFERENCES:
patent: 3672155 (1972-06-01), Bergey et al.
patent: 3823550 (1974-07-01), Bergey
patent: 3823551 (1974-07-01), Riehl
patent: 3921385 (1975-11-01), Harding et al.

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