Constant-force device

Details Constant-force device Constant-force device

2005-03-08

2005-03-08

Cuneo, Kamand (Department: 2841)

Horology: time measuring systems or devices

Escapements

With oscillating or reciprocating means

C368S124000

Reexamination Certificate

active

06863434

ABSTRACT:
A constant-force device for precise regulation of mechanical watch movements by means of a uniform transmission of force from the escape wheel to the regulating organ of the watch, this device being adapted to be integrated into a Tourbillon mechanism.

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patent: 5838641 (1998-11-01), Tohkoku et al.
patent: 6402368 (2002-06-01), Grimm et al.
patent: 6749333 (2004-06-01), Scheufele
patent: 120028 (1927-08-01), None
patent: 148185 (1931-11-01), None
Yves Droz et al., “Les Remontoirs D'Égalité et les Forces Constantes dans la Montre,” pp. 35-54.

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