HOLLOW JET VALVE

PROBLEM TO BE SOLVED: To provide a hollow jet valve capable of preventing intrusion of a foreign matter into a sliding part and capable of maintaining stable movements of a needle at any time. SOLUTION: The needle 3 for opening and closing one end opening of a valve casing 2 is housed in the valve c...

Ausführliche Beschreibung

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Bibliographische Detailangaben
1. Verfasser:	TANIGUCHI MASATAKA
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:	PROBLEM TO BE SOLVED: To provide a hollow jet valve capable of preventing intrusion of a foreign matter into a sliding part and capable of maintaining stable movements of a needle at any time. SOLUTION: The needle 3 for opening and closing one end opening of a valve casing 2 is housed in the valve casing 2 extractably along a flow passage axial direction. A tubular needle supporting member 4 fitted on the needle 3 and extractably supporting the needle 3 along the axial direction is fixed on the valve casing 2. A ring shaped wiper 31 sliding on an outer peripheral surface of the needle 3 is provided on an opening periphery part of the needle supporting member 4.