PILOT CONTROL VALVE

There is disclosed a pilot valve for operation of a main control valve wherein the pilot valve is provided with throttling means to modulate the control fluid to effect an accelerated actuation of the main control valve and to provide an extended modulation range for effective and precise control of...

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Bibliographische Detailangaben
Hauptverfasser: LOHBAUER K,US, BIANCHETTA D,US
Format: Patent
Sprache:eng
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Beschreibung
Zusammenfassung:There is disclosed a pilot valve for operation of a main control valve wherein the pilot valve is provided with throttling means to modulate the control fluid to effect an accelerated actuation of the main control valve and to provide an extended modulation range for effective and precise control of the main control valve by the operator.