发明公开
- 专利标题: TIMEPIECE PART AND TIMEPIECE
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申请号: EP17203044.7申请日: 2017-11-22
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公开(公告)号: EP3330808A1公开(公告)日: 2018-06-06
- 发明人: SOGO, Tomohiko , KAWAKAMI, Atsushi , TSUKAMOTO, Yuzuru , TAKAHASHI, Hirokazu
- 申请人: Seiko Epson Corporation
- 申请人地址: 1-6, Shinjuku 4-chome Shinjuku-ku Tokyo 160-8801 JP
- 专利权人: Seiko Epson Corporation
- 当前专利权人: Seiko Epson Corporation
- 当前专利权人地址: 1-6, Shinjuku 4-chome Shinjuku-ku Tokyo 160-8801 JP
- 代理机构: Hoffmann Eitle
- 优先权: JP2016228404 20161124
- 主分类号: G04B37/22
- IPC分类号: G04B37/22 ; C23C14/16 ; C23C30/00
摘要:
Provided are a timepiece part having an outstanding appearance, outstanding corrosion resistance, and outstanding scuff resistance and wear resistance; and a timepiece having the timepiece part. The timepiece part has a substrate; and a first coating made from a material containing Co and including greater than or equal to 26 wt% and less than or equal to 30 wt% Cr, and greater than or equal to 5 wt% and less than or equal to 7 wt% Mo. The substrate is preferably made from a material including at least one of stainless steel and Ti. A second coating made of a material including at least one of TiC and TiCN is preferably disposed between the substrate and first coating.
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