发明名称 Timepiece wheel train and timepiece
摘要 A timepiece wheel train including a rotating body with a shaft unit, a bearing unit that rotatably supports the shaft unit of the rotating body, and a lubricating oil in which powder from a diamond-like carbon film is dispersed disposed between the shaft unit and the bearing unit.
申请公布号 EP2239637(A3) 申请公布日期 2016.11.30
申请号 EP20100159095 申请日期 2010.04.06
申请人 SEIKO EPSON CORPORATION 发明人 TAKEUCHI, MASAO;MURAI, MASAMI;SEKI, SHIGEAKI;YOSHIDA, TOMOKAZU
分类号 G04B31/08;C10M169/04;G04C3/14 主分类号 G04B31/08
代理机构 代理人
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