发明名称 |
TIPPING GIRDER FOR THE TRANSFER OF RODS OR TUBULAR ELEMENTS |
摘要 |
A tipping girder for the transfer of rods or tubular elements, comprising a plurality of adjustable guide nippers movably mounted on the girder for movement transverse to the longitudinal axis thereof, and adjustable locking nippers movably mounted on the girder for movement parallel and transverse to the longitudinal axis thereof. The locking nippers are constructed to automatically engage and lock a rod on the girder when it is moved away from a horizontal position.
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申请公布号 |
US3702640(A) |
申请公布日期 |
1972.11.14 |
申请号 |
USD3702640 |
申请日期 |
1970.04.13 |
申请人 |
COMPAGNIE FRANCAISE DES PETROLES |
发明人 |
BERNARD G. CINTRACT;RENE G. SEVIN |
分类号 |
E21B19/15;(IPC1-7):E21B19/00 |
主分类号 |
E21B19/15 |
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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