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Hydraulic directional solenoid valve and door closer having a hydraulic directional solenoid valve
A hydraulic solenoid control valve, including a valve housing, a valve chamber, having a first valve seat bore as a connection to a first line, a second valve seat bore as a connection to a second line, and a free aperture to a third line, a solenoid, and a valve spindle movable by the solenoid and partially arranged in the valve chamber. The valve spindle includes, a first sealing surface facing the first valve seat bore and a second sealing surface facing the second valve seat bore. The first and the second valve seat bores can be closed. The valve spindle protrudes from the valve chamber through the second valve seat bore toward the solenoid. When the second valve seat bore is closed, the valve spindle is pulled into the second valve seat bore by a differential-area-ratio through the pressure in the second line.
Hydraulic directional solenoid valve and door closer having a hydraulic directional solenoid valve
A hydraulic solenoid control valve, including a valve housing, a valve chamber, having a first valve seat bore as a connection to a first line, a second valve seat bore as a connection to a second line, and a free aperture to a third line, a solenoid, and a valve spindle movable by the solenoid and partially arranged in the valve chamber. The valve spindle includes, a first sealing surface facing the first valve seat bore and a second sealing surface facing the second valve seat bore. The first and the second valve seat bores can be closed. The valve spindle protrudes from the valve chamber through the second valve seat bore toward the solenoid. When the second valve seat bore is closed, the valve spindle is pulled into the second valve seat bore by a differential-area-ratio through the pressure in the second line.
Hydraulic directional solenoid valve and door closer having a hydraulic directional solenoid valve
WILDFÖRSTER THOMAS (Autor:in)
17.11.2015
Patent
Elektronische Ressource
Englisch
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