VALVE WITH IMPROVED SEAL

A valve assembly including an annular ring having an inwardly directed projection and a seal having a groove into which the projection is fitted. The seal has a. sealing surface which engages a valve member. The seal has two ribs which project from the sealing surface and a protrusion extending into...

Ausführliche Beschreibung

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Bibliographische Detailangaben
1. Verfasser:	GAMBETTA, DAVID L
Format:	Patent
Sprache:	eng ; fre
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
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Beschreibung
Zusammenfassung:	A valve assembly including an annular ring having an inwardly directed projection and a seal having a groove into which the projection is fitted. The seal has a. sealing surface which engages a valve member. The seal has two ribs which project from the sealing surface and a protrusion extending into the groove, the ribs and the protrusion engaging respectively the valve member and the annular ring for providing a bubble-tight seal.