Valve assembly and method for actuation of such a valve assembly
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United States of America Patent
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-
Mar 6, 2001
Grant Date -
N/A
app pub date -
May 19, 1999
filing date -
Nov 11, 1996
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
A valve assembly for actuation of a user and a method for actuation of the valve assembly, wherein a supply throttle device and a drain throttle device may be actuated independent of each other, is disclosed. In the case of single-action users, the drain throttle device is actuated such that the open cross-section of the drain throttle is maximum upon attaining the desired volumetric flow of hydraulic oil, so that the energy losses in the drain conduit are reduced to minimum.
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