Invention Grant
- Patent Title: Thermocompensated mechanical resonator
- Patent Title (中): 热补偿机械谐振器
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Application No.: US12856219Application Date: 2010-08-13
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Publication No.: US08502624B2Publication Date: 2013-08-06
- Inventor: Pierre Cusin , Andrés Cabezas Jurin
- Applicant: Pierre Cusin , Andrés Cabezas Jurin
- Applicant Address: CH Grenchen
- Assignee: ETA SA Manufacture Horlogère Suisse
- Current Assignee: ETA SA Manufacture Horlogère Suisse
- Current Assignee Address: CH Grenchen
- Agency: Griffin & Szipl, P.C.
- Priority: EP09167805 20090813
- Main IPC: H03H9/15
- IPC: H03H9/15 ; G04B17/04
Abstract:
The invention relates to a thermocompensated mechanical resonator including a strip whose core, which is of polygonal section, includes single crystal silicon. According to the invention, one or a number of faces of the core has a coating for making the resonator less sensitive to temperature variations. The invention concerns the field of timepieces.
Public/Granted literature
- US20110037537A1 THERMOCOMPENSATED MECHANICAL RESONATOR Public/Granted day:2011-02-17
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