| 发明名称 |
Apparatus and method for moving a large object |
| 摘要 |
The method and apparatus for moving a large object using four crawler transporters disposed in a rectangular or a trapezoidal pattern under the object and which support and move the object with an effective three point suspension.
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| 申请公布号 |
US4222581(A) |
申请公布日期 |
1980.09.16 |
| 申请号 |
US19780894397 |
申请日期 |
1978.04.07 |
| 申请人 |
RIGGING INTERNATIONAL |
发明人 |
TREADWELL, WALTER L.;DEWING, KENNETH F. |
| 分类号 |
B60P3/40;B62D55/06;(IPC1-7):B60P1/00 |
主分类号 |
B60P3/40 |
| 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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