发明名称 |
Climbing device for climbing crane |
摘要 |
A climbing device for a climbing crane wherein two upper supporting arms are supported vertically movably by a main cylinder having its upper end pivoted to the upper portion of a guide frame which in turn is intrusively attached to a mast, and two lower supporting arms are supported by the lower portion of the guide frame whereby climbing or descending is carried out by effectively taking advantage of the upper and lower supporting arms.
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申请公布号 |
US4125193(A) |
申请公布日期 |
1978.11.14 |
申请号 |
US19770841114 |
申请日期 |
1977.10.11 |
申请人 |
ISHIKAWAJIMA-HARIMA JUKOGYO KABUSHIKI KAISHA |
发明人 |
MATSUMOTO, SHIGETO |
分类号 |
B66C23/28;B66C23/32;(IPC1-7):B66C23/02 |
主分类号 |
B66C23/28 |
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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