发明名称 Mechanism for attaching a balance-spring stud to a balance bridge and regulating device with balance-hairspring including such a mechanism
摘要 The regulating device includes an inertial balance (7) including a balance staff arranged to be pivotally mounted in the timepiece, a balance bridge (9) and a bearing (11) carried by the balance bridge and arranged to hold one end of the balance staff, a balance spring (1) including an inner end integral with the balance and an outer end (1a) integral with a stud (3; 103), and a mechanism for securing the stud (3; 103) including a housing (17) for receiving the stud and which is formed in a stud holder (5) pivoted on the balance bridge (9), the securing mechanism further including an elastic arm (15; 115) arranged to pivot concentrically to the balance staff between a first position where the elastic arm immobilizes the stud (3; 103) and a second position where the elastic arm is disengaged from the stud to allow the stud to be inserted into or removed from the housing.
申请公布号 EP2887154(B1) 申请公布日期 2016.07.20
申请号 EP20130199179 申请日期 2013.12.20
申请人 BLANCPAIN SA. 发明人 CAPT, EDMOND
分类号 G04B17/32;G04B18/06 主分类号 G04B17/32
代理机构 代理人
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