| 发明名称 |
HYDRAULIC CIRCUIT AND METHOD FOR OPERATING A GRIPPING DEVICE |
| 摘要 |
A hydraulic circuit and method for operating a gripping mechanism according to which fluid is passed from a source to the device while some of the fluid is passed to a valve that is adjustable to control the amount of fluid passed to it and therefore the amount of fluid passed to the device.
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| 申请公布号 |
CA2506405(C) |
申请公布日期 |
2008.01.22 |
| 申请号 |
CA20052506405 |
申请日期 |
2005.05.05 |
| 申请人 |
HALLIBURTON ENERGY SERVICES, INC. |
发明人 |
DOMANN, ROBERT E. |
| 分类号 |
F15B9/08;B66D3/00;E21B19/22 |
主分类号 |
F15B9/08 |
| 代理机构 |
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代理人 |
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