Valve
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United States of America Patent
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Mar 10, 2015
Grant Date -
Mar 21, 2013
app pub date -
Dec 8, 2011
filing date -
Jun 9, 2009
priority date (Note) -
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status (Latency Note)
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Abstract
A valve with a housing including an inlet opening and an outlet opening for a fluid; a closure element through which a flow of the fluid is controllable; an actuation device including an electric actuator for adjusting a closure cross section of the closure element; a drive housing at which a stator of the electric actuator is fixated, wherein a moveable moving element of the electric actuator is kinematically coupled with the closure element in an inner cavity of the drive housing which is loaded with a pressure from the fluid, wherein the stator is disposed in the inner cavity, and wherein the inner cavity of the drive housing is separated from the fluid through a moveable divider element. In order to use a valve with an actuator disposed in an abrasive fluid the inner cavity of the drive housing is separated from the fluid through a moveable divider element.
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