Hydraulic control valve system
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United States of America Patent
Stats
-
Sep 22, 2009
Grant Date -
May 29, 2008
app pub date -
Jun 27, 2007
filing date -
Nov 27, 2006
priority date (Note) -
In Force
status (Latency Note)
Importance
Abstract
A hydraulic control valve system comprising a hydraulic valve block with a plurality of control valve segments arranged in a juxtaposed manner, each control valve segment comprising a first line, for example a pump line, a second line, for example a return line, and a displaceable valve rod adapted to open and close the first line, respectively close and open the second line to varying degrees depending on a position of the valve rod. The valve system further has a plurality of actuators arranged in a juxtaposed manner, one actuator for each valve segment, each actuator comprising an electrical motor connected to a respective said valve rod through a coupling mechanism.
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