Loading patent…
AssigneeMontres Breguet S.A.
InventorsSylvain Marechal, Stephane Beugin, Nakis Karapatis, Benoit Junod
Estimating the term…
Escapement mechanism (3) for a watch movement including a pallet lever (7) with a fork (13) and a roller device (4) with an impulse-pin coupled to a balance (2). The fork includes an entry horn (19) and an exit horn (21), the impulse-pin including a first cam portion (12a, 12b) configured to engage the entry horn, and a second cam portion (14a, 14b) configured to engage the exit horn. The first cam portion includes a first cam surface (12a) configured to engage the entry horn on a first level (10a, 10b), and the second cam portion includes a second cam surface (14b) configured to engage the exit horn on a second level (10b, 13b), the first and second levels being staggered in a direction parallel to the axis of rotation (A) of the roller device.
An escapement mechanism for a watch movement including a pallet lever with a pallet fork and a roller device with an impulse pin coupled to a balance wheel, the fork including a first horn and a second horn, the impulse pin including a first cam portion configured to engage the first horn, and a second cam portion configured to engage the second horn, wherein the first cam portion includes a first cam surface configured to engage the first horn on a first level and the second cam portion includes a second cam surface configured to engage the second horn on a second level, the first and second levels being staggered in a direction parallel to the axis of rotation of the roller device.
A watch movement including an escapement mechanism including a pallet lever with a pallet fork and a roller device with an impulse pin coupled to a balance wheel, the fork including a first horn and a second horn, the impulse pin including a first cam portion configured to engage the first horn, and a second cam portion configured to engage the second horn, wherein the first cam portion includes a first cam surface configured to engage the first horn on a first level and the second cam portion includes a second cam surface configured to engage the second horn on a second level, the first and second levels being staggered in a direction parallel to the axis of rotation of the roller device.
Dependencies are inferred from the claim text.