Title:
ELECTRONIC CLOCK
Document Type and Number:
Japanese Patent JPS5346781
Kind Code:
A
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.
Inventors:
MANFUREETO SHIYUTAIN
DEIITAA BUTSUSHIYU
DEIITAA BUTSUSHIYU
Application Number:
JP12046477A
Publication Date:
April 26, 1978
Filing Date:
October 06, 1977
Export Citation:
Assignee:
QUARZ ZEIT AG
International Classes:
G04G15/00; G04G5/00; G04G5/02; G04G5/04; G04G13/02; (IPC1-7): G04C23/00