Electronic clock, particularly a quartz clock

Details Electronic clock, particularly a quartz clock Electronic clock, particularly a quartz clock

1977-10-05

1979-12-04

Rubinson, Gene Z.

58 855, 58 16D, G04C 2116

Patent

active

041765150

ABSTRACT:
An electronic clock, particularly a quartz clock, with a timer signal transmitting stage, an indicator system which at least contains a minute counter and an hour counter, as well as a decoding stage and a digital indicator board, and an alarm system which at least contains a presettable counter associated with the minutes and a presettable counter associated with the hours, the outputs of which presettable counters are able to be locked on the indicator system, and a coincidence stage for comparison of the output signals of the counters of the indicator system with those of the alarm system. Each counter of the alarm system constitutes a forward-rearward-counter, and switches are provided for selection of the counting direction.

REFERENCES:
patent: 3664116 (1972-05-01), Emerson
patent: 3786625 (1974-01-01), Sauthier
patent: 3822547 (1974-07-01), Fujita
patent: 3852951 (1974-12-01), Sauthier
patent: 3931703 (1976-01-01), Scherrer
patent: 3946549 (1976-03-01), Cake
patent: 4074516 (1978-02-01), Kondo

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