Time indicating device for electronic digital type car clocks

Details Time indicating device for electronic digital type car clocks Time indicating device for electronic digital type car clocks

1978-11-16

1980-01-22

Weldon, Ulysses

58 23AC, 58 50R, G04C 300

Patent

active

041843185

ABSTRACT:
A time indicating device for electronic digital type car clocks utilizing a battery of an automobile as a current source and provided with a time counting part and a time indicating part, wherein, in order to reduce the power consumption, the time indicating part is driven by a pulse obtained by reducing the voltage of an output from an oscillating circuit in the time counting part or an independent oscillating circuit through a transformer.

REFERENCES:
patent: 3701249 (1972-10-01), Bergey et al.
patent: 3747323 (1973-07-01), Eckenrode
patent: 3750383 (1973-08-01), Kakizawa
patent: 3760582 (1973-09-01), Thiess et al.
patent: 3818484 (1974-06-01), Nakamura et al.
patent: 3886724 (1975-06-01), Kamiya
patent: 3946550 (1976-03-01), Fujita
patent: 4022017 (1977-05-01), Aoki et al.

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