Automatic closing pressure relief device

The utility model relates to an automatic closing pressure relief device which comprises a valve body, a main piston and an auxiliary piston, the valve body is a cross-shaped hollow cavity and comprises an upper cavity body, a lower cavity body, a left cavity body and a right cavity body which are c...

Ausführliche Beschreibung

Bibliographische Detailangaben

1. Verfasser:	TONG JIANYUN
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
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