Timepiece in which the hours display may be independently modifi

Details Timepiece in which the hours display may be independently modifi Timepiece in which the hours display may be independently modifi

1993-05-21

1994-02-08

Miska, Vit W.

Horology: time measuring systems or devices

Plural time zones

368 27, 368185, G04B 1922, G04B 1800

Patent

active

052854272

ABSTRACT:
A timepiece including: an inner hours pipe (2) supporting a lower wheel (6), an outer pipe (30) mounted on the inner pipe (2) and supporting an upper wheel (32) arranged above the lower wheel (6), a star (12) mounted on the hours pipe (2) and fixed in rotation to the lower wheel (6), two driving rollers (20) cooperating with the star (12) and driven by the upper wheel (32) and a spring (26) bringing back the roller (20), such timepiece being characterized in that the lower wheel (6), which constitutes an hours wheel in mesh with a dial train, is mounted to be free in rotation relative to the inner hours pipe (2), while the upper wheel (32) forms a correction wheel capable of acting on the hours pipe (2) in order to modify the hour displayed.

REFERENCES:
patent: 3358437 (1967-12-01), Burg
patent: 3675411 (1972-07-01), Sakuma
patent: 4634287 (1987-01-01), Vuilleumier et al.

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