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    COMPONENT FOR A TIMEPIECE MOVEMENT
    1.
    发明申请
    COMPONENT FOR A TIMEPIECE MOVEMENT 审中-公开

    公开(公告)号：US20180024503A1

    公开(公告)日：2018-01-25

    申请号：US15652288

    申请日：2017-07-18

    申请人： Nivarox-FAR S.A.

    发明人： Christian CHARBON ,  Vincent FAYS ,  Marco VERARDO

    IPC分类号： G04B13/02

    摘要： The invention relates to a timepiece component (1) comprising at least one portion (3) machined by chip removal. Said portion (3) is made of a non-magnetic copper alloy in order to limit its sensitivity to magnetic fields, said copper alloy containing between 10 wt % and 20 wt % of Ni, between 6 wt % and 12 wt % of Sn, X wt % of additional elements, wherein X is comprised between 0 and 5, and the remainder is Cu.The invention concerns the field of timepiece movements.

    GOLD ALLOY
    2.
    发明公开
    GOLD ALLOY 审中-公开

    公开(公告)号：US20230295774A1

    公开(公告)日：2023-09-21

    申请号：US18163991

    申请日：2023-02-03

    申请人： Nivarox-FAR S.A.

    发明人： Jonas VANNOD ,  Vincent FAYS ,  Christian CHARBON

    IPC分类号： C22C5/02 ,  A44C25/00

    CPC分类号： C22C5/02 ,  A44C25/00

    摘要： A gold alloy including, by weight, between 73% and 77% gold, between 20% and 24.5% silver, palladium and/or platinum with a total percentage for these two elements between 0.5% and 5%. With the addition of palladium and/or platinum, this alloy has an enhanced tarnishing resistance while having a green tint.