Time setting mechanism

Details Time setting mechanism Time setting mechanism

1979-04-27

1981-04-14

Truhe, J. V.

Horology: time measuring systems or devices

Regulating means

For setting

368190, 368192, G04B 1712, G04B 2700, G04B 2702, G04B 2704

Patent

active

042623545

ABSTRACT:
A time setting mechanism for a wristwatch having wheel train and time indicating hands driven by the wheel train, wherein first and second gear means are coaxially rotatable independently of one another, with the first gear means being drivably connected to a control stem and the second gear means being drivably connected to the wheel train. A shift gear is movable to engaging and disengaging positions by the action of a change-over means actuated by the control stem, to provide and interrupt drive connection between the first and second gear means.

REFERENCES:
patent: 3470687 (1969-10-01), Ono et al.
patent: 3470688 (1969-10-01), Miyasaka
patent: 3626689 (1971-12-01), Vuilleumier
patent: 3702530 (1972-11-01), Besson et al.
patent: 3813873 (1974-06-01), Nakagawa
patent: 3987618 (1976-10-01), Barth

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