发明名称 Alarm device for timepieces
摘要 The device has two independent staffs (30, 31) connected by elastic positioning units constituted by springs (32). A lever (60) locks an alarm bell driving device and an hour keystroke device that include a keystroke wheel (608). The springs permit simultaneous rotation of the staffs as well as wheels (3001, 3104, 3105) or pinions (706, 906) carried by staffs along a rotational direction. An independent claim is also included for a time piece equipped with an alarm device.
申请公布号 EP2309348(B1) 申请公布日期 2016.07.20
申请号 EP20110152451 申请日期 2005.12.05
申请人 MANUFACTURE ET FABRIQUE DE MONTRES ET CHRONOMÈTRES ULYSSE NARDIN LE LOCLE S.A. 发明人 OECHSLING, LUDWIG
分类号 G04B21/12 主分类号 G04B21/12
代理机构 代理人
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