Lever escapement for a timepiece

Details Lever escapement for a timepiece Lever escapement for a timepiece

2008-04-18

2009-06-30

Miska, Vit W (Department: 2833)

Horology: time measuring systems or devices

Escapements

With oscillating or reciprocating means

C368S124000, C368S129000

Reexamination Certificate

active

07553068

ABSTRACT:
The lever escapement includes at least one escape wheel (2). The pallet assembly (5) is fitted with locking pallet stones (6, 7) and a first impulse pallet stone (8) cooperating with the teeth of the wheel (2). The pallet assembly (5) drives an auxiliary wheel set (9) carrying a second impulse pallet stone (10) cooperating with the teeth of the wheel (2).

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European Search Report issued in corresponding application No. EP 07 10 6375 completed Feb. 14, 2008.
Daniels, George, “La Montre: Principes et Methodes de Fabrication,” 1993, pp. 247-248.
Chamberlain, P. M., “It's About Time—The Lever Escapement,” 1978, pp. 77-81.
Daniels, George, “La Montre: Principes et Methodes de Fabrication,” 1993, pp. 236-248.

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