Valve group and inlet module of a valve group
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United States of America Patent
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Nov 7, 2017
Issued Date -
N/A
app pub date -
Oct 20, 2015
filing date -
Nov 14, 2014
priority date (Note) -
In Force
status (Latency Note)
Importance
Abstract
A valve group includes an inlet module and at least one service module connected to the inlet module, the inlet module having a housing, a pressure port, a pressure gallery, a tank port, a tank gallery, a spool movable in the housing to interrupt in a first position a connection between the pressure port and the pressure gallery and to connect in a second position the pressure port and the pressure gallery. A first pressure transducer is provided to detect a first pressure in the pressure gallery and a second pressure transducer is provided to detect a second pressure in the tank gallery, the pressure transducers being connected to a controller determining the position of the spool based on the pressures read from the pressure transducers.
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