Control Valve Device With A Float Position
A floating position, control valve technology, applied in the direction of fluid pressure actuation device, servo motor, servo meter circuit, etc., to achieve the effect of simple structure and consumption
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[0034] figure 1 A circuit diagram of a load-sensitively regulated drive system AS of a mobile work machine, for example in the form of an excavator or a wheeled loader, with the control valve arrangement SV according to the invention is shown.
[0035] The drive system AS comprises a pump 1 adjustable in delivery volume, which, in the exemplary embodiment shown, operates in an open circuit with an input side connected to a container 2 and an output side into a delivery line 3 , a plurality of consumers Connect to the delivery line. In the exemplary embodiment shown, a consumer in the form of a double-acting hydraulic cylinder 4 is shown, for the control of which a control valve arrangement SV according to the invention is provided.
[0036] The control valve arrangement SV comprises a control valve 5 that is throttled in an intermediate position. The hydraulic cylinder 4 configured as a reciprocating cylinder that raises and lowers a boom of a work machine has an ascending s...
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