Electronic analog timepiece with voltage checking function

Details Electronic analog timepiece with voltage checking function Electronic analog timepiece with voltage checking function

1987-02-17

1988-07-19

Miska, Vit W.

Horology: time measuring systems or devices

Chronological

With power monitor

368204, G04B 900, G04B 100

Patent

active

047590033

ABSTRACT:
An electronic analog timepiece with voltage checking function, which detects the power source condition, and which informs the user of the necessity of charging operation by changing the magnitude of the power source voltage into the distance by which the hand is carried or the amount by which the hand is moved upon operation from external side.
The hand is stopped from moving for a predetermined period of time in the first time only in which the voltage checking operation is carried out.

REFERENCES:
patent: 4041691 (1977-08-01), Chihara et al.
patent: 4219999 (1980-09-01), Ichikawa et al.
patent: 4223522 (1980-09-01), Nomura et al.
patent: 4259737 (1981-03-01), Berney
patent: 4280208 (1981-07-01), Nomura
patent: 4316274 (1982-02-01), Ushikoshi
patent: 4398832 (1982-08-01), Maire et al.
patent: 4630936 (1982-12-01), Leuenberger

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