Flexible seals for process control valves

Flexible seals for process control valves are disclosed. An example disclosed seal includes a substantially flexible ring-shaped carrier configured to be fixed within the butterfly valve and to surround a flow control aperture therein. The seal also includes a substantially rigid seal ring that has...

Ausführliche Beschreibung

Gespeichert in:

Bibliographische Detailangaben
Hauptverfasser:	WEBER LARRY JOSEPH, HUTCHENS WILBUR DEAN, GRABAU TED DENNIS, OLBERDING JASON GENE, HELFER WADE JONATHAN, KOESTER DAVID JOHN, CHAMPLIN HARRY CHESTER
Format:	Patent
Sprache:	chi ; eng
Schlagworte:	ACTUATING-FLOATS BLASTING COCKS DEVICES FOR VENTING OR AERATING ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVEFUNCTIONING OF MACHINES OR INSTALLATIONS HEATING LIGHTING MECHANICAL ENGINEERING TAPS THERMAL INSULATION IN GENERAL VALVES WEAPONS
Online-Zugang:	Volltext bestellen
Tags:	Tag hinzufügen Keine Tags, Fügen Sie den ersten Tag hinzu!

Beschreibung
Zusammenfassung:	Flexible seals for process control valves are disclosed. An example disclosed seal includes a substantially flexible ring-shaped carrier configured to be fixed within the butterfly valve and to surround a flow control aperture therein. The seal also includes a substantially rigid seal ring that has an outer circumferential surface fixed to the substantially flexible carrier and an inner circumferential surface configured to sealingly engage a control member that operatively interacts with the flow control aperture.