发明名称 |
Rotatable, demountable and pliable loading mast |
摘要 |
<p>The rotating derrick comprises a pole (1) and a jib (2). The jib can articulate around a spindle (21) perpendicular to the pole. This enables the jib to pivot between a folded position parallel to and in contact with the pole and an unfolded position above the pole. In the jib unfolded position it has an angle between a right-angle and 180<o> relative to the pole because of a vertical part (27) connecting the two symmetrical webs of the articulation on which the unfolded jib rest. The jib and the pole are connected by a strut (6).</p> |
申请公布号 |
EP0876989(A1) |
申请公布日期 |
1998.11.11 |
申请号 |
EP19980440080 |
申请日期 |
1998.04.30 |
申请人 |
CAP BLEU CONSEIL |
发明人 |
RICOUR, JEAN |
分类号 |
B66C23/20;(IPC1-7):B66C23/20 |
主分类号 |
B66C23/20 |
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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