Electronic watch

Details Electronic watch Electronic watch

1996-09-26

1999-03-30

Miska, Vit

Horology: time measuring systems or devices

Chronological

With power monitor

368204, G04B 900, G04B 100, G04C 2300

Patent

active

058897364

ABSTRACT:
In an electronic watch having an electrical generation means, an electrical power storage means which stores electrical energy generated by the electrical generation means, an oscillator circuit, a control section which operates in response to a clock of the oscillator circuit, and a display section which is controlled by the control section, and which displays the time and also selectively displays a function other than the time, a voltage detection means which detects the voltage of the electrical power storage means and a control section management means which, in response to a detection signal from the voltage detection means controls the operation of the control section are provided, and hysteresis is provided between the operation starting point and operation ending point of the control section, which control such operations as storage of hand positions.

REFERENCES:
patent: 4041691 (1977-08-01), Chihara et al.
patent: 4144704 (1979-03-01), Dorjmann
patent: 4690568 (1987-09-01), Odagiri et al.
patent: 4702613 (1987-10-01), Ohtawa
patent: 4714352 (1987-12-01), Ganter

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