| 发明名称 | Decorative article and timepiece | ||
| 摘要 | A decorative article comprises a substrate being primarily composed of at least any of Ti and stainless steel in at least part of a surface vicinity thereof; a first coat being formed on the substrate and being primarily composed of TiCN; a second coat being formed on a side of the first coat opposite a side facing the substrate and being composed of stainless steel; wherein a combined C content ratio and N content ratio in the first coat is equal to or more than 2.0 wt % and less than or equal to 19 wt %. | ||
| 申请公布号 | US9066564(B2) | 申请公布日期 | 2015.06.30 |
| 申请号 | US201313960080 | 申请日期 | 2013.08.06 |
| 申请人 | Seiko Epson Corporation | 发明人 | Tsukamoto Yuzuru;Kawakami Atsushi |
| 分类号 | G04B37/22;A44C27/00;B32B9/04;B32B15/04;G04B37/00;C23C14/00;C23C14/02;C23C14/06;B22F7/04;C23C28/00 | 主分类号 | G04B37/22 |
| 代理机构 | Global IP Counselors, LLP | 代理人 | Global IP Counselors, LLP |
| 主权项 | 1. A decorative article comprising: a substrate being primarily composed of at least any of Ti and stainless steel in at least part of a surface vicinity thereof; a first coat being formed on the substrate and being primarily composed of TiCN; a second coat being formed on a side of the first coat opposite a side facing the substrate and being composed of stainless steel; wherein a combined C content and N content in the first coat is equal to or more than 2.0 wt % and less than or equal to 19 wt %, and the C content in the first coat is higher than the N content in the first coat. | ||
| 地址 | Tokyo JP | ||