Metering system and use thereof

This invention relates to a valve assembly comprising (a) a valve body defining a valve chamber, an inlet port and a discharge port, wherein the inlet port and discharge port communicate with the valve chamber; and (b) a valve member in the valve chamber, the valve member comprising a passage having...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser:	MENG JOHN L, DEPIERRI ROBERT G, MIRE RONALD F
Format:	Patent
Sprache:	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
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Beschreibung
Zusammenfassung:	This invention relates to a valve assembly comprising (a) a valve body defining a valve chamber, an inlet port and a discharge port, wherein the inlet port and discharge port communicate with the valve chamber; and (b) a valve member in the valve chamber, the valve member comprising a passage having (1) a first opening and (2) a second opening housing a filter having an inlet surface proximate to the inlet port and a discharge surface proximate to the discharge port, wherein the passage communicates with the inlet port and discharge port, and wherein the valve member is moveable to alternately juxtapose the inlet port and either the filter inlet surface or the filter discharge surface. The invention further relates to a particulate material metering and/or feed system comprising the valve assembly.