Row of closing air valve group slowly

The utility model relates to a row of closing air valve group slowly, including the air valve, through little valve of connecting pipe connection air valve, its characterized in that, install on the inlet flange of air valve and slowly close the mechanism, delay and close the mechanism including slo...

Ausführliche Beschreibung

Bibliographische Detailangaben

Hauptverfasser:	HUO KEQIANG, WANG YANG, WANG ZHANBO
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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