Invention Grant
- Patent Title: Pallet lever for the escapement mechanism of a watch movement
- Patent Title (中): 托盘杠杆用于擒纵机构的手表机芯
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Application No.: US14721062Application Date: 2015-05-26
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Publication No.: US09575465B2Publication Date: 2017-02-21
- Inventor: Alexandre Fussinger , Marc Stranczl , Frederic Vaucher
- Applicant: Nivarox-FAR S.A.
- Applicant Address: CH Le Locle
- Assignee: Nivarox-FAR S.A.
- Current Assignee: Nivarox-FAR S.A.
- Current Assignee Address: CH Le Locle
- Agency: Sughrue Mion, PLLC
- Priority: EP14171389 20140605
- Main IPC: G04B15/08
- IPC: G04B15/08 ; G04B15/14

Abstract:
Pallet lever (2) for the escapement mechanism of a watch movement including a fork portion (4), a pallet-stone holder portion (7), pallet-stones (6) mounted on the pallet-stone holder portion, and a lever (8) interconnecting the pallet-stone holder portion to the fork portion. The fork portion includes a fork (12), guard pin (14) and a stud (16), the lever and the pallet-stone holder portion are integral and form a one-piece main body (3) of the pallet lever, and the fork is an added part secured to the main body by means of the stud driven into a securing hole (18) in the main body and a securing hole (20) in the fork. The stud is manufactured from a hard material, particularly a sapphire.
Public/Granted literature
- US20150355598A1 PALLET LEVER FOR THE ESCAPEMENT MECHANISM OF A WATCH MOVEMENT Public/Granted day:2015-12-10
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