| 发明名称 |
Cylinder piece for a pile driving ram |
| 摘要 |
A cylinder piece for a cylinder of a pile driving ram comprises inlet and outlet ports and at least two guide girdles for supporting guide members adapted to co-operate with a guide stay of a guide frame.
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| 申请公布号 |
US4079794(A) |
申请公布日期 |
1978.03.21 |
| 申请号 |
US19760739273 |
申请日期 |
1976.11.05 |
| 申请人 |
VAN KOOTEN, B.V. |
发明人 |
SCHNELL, HANS GUNTHER |
| 分类号 |
E02D7/12;(IPC1-7):E02D7/14 |
主分类号 |
E02D7/12 |
| 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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