发明名称 Automatic clasp for wristwatch strap
摘要 A clasp and a production method thereof. The inventive clasp includes at least one main element ( 1 ) and at least one element ( 3 ) which pivots in relation to the main element. The clasp is characterised in that each of the aforementioned elements ( 1, 3 ) includes two longitudinal arms which are rolled up to form a hinge ( 7, 15 ) . Moreover, at least one of the ends of one of the elements ( 1, 3 ) includes a flexion spring ( 11 ) which can rest against the other element ( 3, 1 ) for the elastic support thereof and each arm ( 5, 13 ) of the main element ( 1 ) and the pivoting element ( 3 ) is provided with at least one longitudinal stiffening rib ( 20, 22 ).
申请公布号 US7337541(B2) 申请公布日期 2008.03.04
申请号 US20050520844 申请日期 2005.08.22
申请人 G & F CHATELAIN SA 发明人 GROSSIORD CLAUDE;BOHRER JEAN-LOUIS;NICOLET FREDERIC
分类号 A44C5/10;G04D3/00;A44C5/14;A44C5/24;A44C27/00 主分类号 A44C5/10
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