发明名称 |
OVERMOULDED TIMEPIECE WHEEL |
摘要 |
Timepiece wheel (1) overmoulded onto an arbour (2).
The wheel is plastic injection overmoulded onto a washer (3) fitted onto said arbour (2).;Said washer (3) is of lower density than that of said arbour (2).;Said washer (3) includes at least one plane surface (4) forming a bearing and sealing surface (40) for cooperating in a sealed manner with an injection mould for the overmoulding operation.;A particular version is an escape wheel whose teeth are formed during overmoulding onto said arbour (2) and said washer (3), and it includes an escape pinion (5) mounted in abutment on said washer (3) or integral with said washer (3). |
申请公布号 |
US2014328149(A1) |
申请公布日期 |
2014.11.06 |
申请号 |
US201214365363 |
申请日期 |
2012.11.23 |
申请人 |
ETA SA MANUFACTURE HORLOGERE SUISSE |
发明人 |
Villar Ivan;Kaelin Laurent;Tinguely Xavier |
分类号 |
G04B15/14;B29D15/00;G04B13/00;B29C45/14 |
主分类号 |
G04B15/14 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
Grenchen CH |