Electric timepiece for displaying the operating condition thereo

Details Electric timepiece for displaying the operating condition thereo Electric timepiece for displaying the operating condition thereo

1976-09-08

1977-11-22

Weldon, Ulysses

58 23R, G04C 300

Patent

active

040589692

ABSTRACT:
In a battery operated an electric timepiece operated by a battery of the type a time display, such as a second hand, when the voltage of the battery decreases below a predetermined value, the movement of the second hand is modified to give an alarm that the life of the battery has terminated.

REFERENCES:
patent: 3672155 (1972-06-01), Bergey et al.
patent: 3898790 (1975-08-01), Takamune et al.
patent: 3962859 (1976-06-01), Ito

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