发明名称 Free escapement mechanism for timepiece movement, movement and/or timepiece comprising said escapement mechanism
摘要 <p>The mechanism has a pulse mobile unit (2) pivoted on a frame of a clockwork movement and comprising a fork (2.3) engaged with a pulse pin (7.7) of a plate (7). An elastic arm (2.5) is terminated by a hook (2.6) engaged with teeth of an escape wheel (1.2). A control unit formed of detents (5, 6), a release nose (7.6) and a release pin (7.10) is arranged to release the escape wheel from a step during first alternation of a balance spring (3) in a rotation direction and releasing the hook from teeth of an escape wheel during second alternation of the balance spring in second rotation direction. An independent claim is also included for a detent for an escape mechanism of clockwork movement.</p>
申请公布号 EP2660661(A2) 申请公布日期 2013.11.06
申请号 EP20130002120 申请日期 2013.04.23
申请人 PATEK PHILIPPE SA GENEVE 发明人 MÜNCH, JAN
分类号 G04B15/06;G04B15/14 主分类号 G04B15/06
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