发明名称 |
ELECTROHYDRAULIC DEVICE FOR CRANE BOOM OPERATION |
摘要 |
The invention relates to an electro-hydraulic device for moving a jib for a tower crane, in which device the motor of the hydraulic unit is switched off when the position of the jib is not altered for a predetermined time period. |
申请公布号 |
EP2855333(B1) |
申请公布日期 |
2016.06.01 |
申请号 |
EP20130725595 |
申请日期 |
2013.05.16 |
申请人 |
WOLFFKRAN HOLDING AG |
发明人 |
DÖRZBACH, ULRICH;WAGNER, ANDREAS |
分类号 |
B66C13/18;B66C23/06;B66C23/82 |
主分类号 |
B66C13/18 |
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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