发明名称 |
Boom Extension for Gantry Cranes |
摘要 |
An apparatus and method for providing a boom extension for retractable booms of gantry cranes which does not require lowering the boom during attachment of the extension, or increasing the lift capacity of the boom hoist machinery, nor does the boom extension add bending moment to the retractable boom. |
申请公布号 |
CA2101966(A1) |
申请公布日期 |
1994.02.12 |
申请号 |
CA19932101966 |
申请日期 |
1993.08.05 |
申请人 |
PACECO CORP. |
发明人 |
SHIMIZU, YUZO;VOSSKAMP, HANS G.;YILDIRIM, YUKSEL |
分类号 |
B66C19/00;B66C23/66;(IPC1-7):B66C13/00 |
主分类号 |
B66C19/00 |
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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