发明名称 |
Jetgraafinrichting. |
摘要 |
The excavating device has an assembly of jet excavating units (2) defining a cross section of the channel. A sensor (4) is connected to at least one unit for measuring a force which is exerted on the unit by the ground parallel to the excavating direction. A control unit controls the excavation on the basis of the force measured by the sensor. |
申请公布号 |
NL1016952(A1) |
申请公布日期 |
2001.02.26 |
申请号 |
NL20001016952 |
申请日期 |
2000.12.21 |
申请人 |
HEEREMA HOLDING CONSTRUCTION INC. |
发明人 |
ROGIER CRISTIAN KOENE;ROKUS VAN DEN BOUT;FRITS-JAN KOPPERT;CORNELIS VAN ZANDWIJK |
分类号 |
E02F3/92;E21B7/00;E21B7/18;E21C25/60;E21D9/04;E21D9/10;E21D9/13 |
主分类号 |
E02F3/92 |
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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