Adjustable disc mechanism for gas regulator

A gas regulator comprises an actuator and a valve body, wherein the actuator includes a valve disc with a cylindrical shroud that extends beyond the valve disc to direct the flow of fluid through the regulator toward the outlet of the valve and away from the actuator. This configuration advantageous...

Ausführliche Beschreibung

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Bibliographische Detailangaben
1. Verfasser: HAWKINS, JAMES CHESTER
Format: Patent
Sprache:eng
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Beschreibung
Zusammenfassung:A gas regulator comprises an actuator and a valve body, wherein the actuator includes a valve disc with a cylindrical shroud that extends beyond the valve disc to direct the flow of fluid through the regulator toward the outlet of the valve and away from the actuator. This configuration advantageously reduces the amount of pressure drop experienced by the actuator during normal operation, thereby minimizing a phenomenon known as "droop." At least in one embodiment, the shroud can be adjustable and/or removable to allow the regulator to be tuned for specific applications.