发明名称 |
Mechanical pressure unit for attachment to wristwatch parts, comprises central cylinder containing sprung piston which operates bearing pressure point, threaded cylinder surrounds and fixing ring |
摘要 |
The mechanical pressure unit consists of a central spring loaded piston with a metallic head (1b) bearing a pressure point made from semi-rigid material the piston being housed within a threaded cylinder (2) and surround (14A.B). The unit may be secured to the wristwatch clasp (23) by a threaded ring screwed to the cylinder end or alternatively to the watchcase or strap
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申请公布号 |
FR2812808(A1) |
申请公布日期 |
2002.02.15 |
申请号 |
FR20000010541 |
申请日期 |
2000.08.10 |
申请人 |
LEYZIN PIERRE LOUIS |
发明人 |
LEYZIN PIERRE LOUIS |
分类号 |
A61H39/04;G04B37/00;G04B47/00;(IPC1-7):A61H39/04 |
主分类号 |
A61H39/04 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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