发明名称 |
ANORDNING FOER VALBAR FJAERR- ELLER NAERSTYRNING AV ARBETSCYLINDRAR TILL EN HYDRAULISKT FUNGERANDE KRAN SAERSKILT TILL EN MOBILKRAN |
摘要 |
<p>A remote control system for the jack cylinders of a hydraulically operated crane includes a plurality of regulating valves for controlling respective jack cylinders, the regulation of each valve being controlled by the movement of a respective valve spool connected to a respective lever forming part of a linkage including an arm mounted on a rotatable shaft and connectable to the shaft by a respective electromagnetically operated clutch so that by engagement of one said clutch and rotation of the shaft to a predetermined position the corresponding valve spool may be correspondingly positioned to move the associated jack cylinder accordingly.</p> |
申请公布号 |
FI54585(C) |
申请公布日期 |
1979.01.10 |
申请号 |
FI19740002379 |
申请日期 |
1974.08.09 |
申请人 |
KUHLMANN & RUST KG MASCHINENFABRIK |
发明人 |
KUHLMANN HANS-JOCHEN |
分类号 |
B66C13/40;B66C13/18;(IPC1-7):B66C13/40 |
主分类号 |
B66C13/40 |
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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