Air-proof basement valve side leakage detection device

The utility model discloses a side leakage detection device for an air-proof basement valve. COMPRISING A CLOSED OVERPRESSURE CHAMBER, the closed overpressure chamber is of a cylindrical structure with an opening in the center of the top and a sealed bottom. An air inlet and an air outlet are formed...

Ausführliche Beschreibung

Bibliographische Detailangaben

Hauptverfasser:	LYU ZHENYU, LI FEILONG, YANG GANGDA, LIANG DEHUI, GONG JIAN, NONG JIZE, LUO ZEBIN
Format:	Patent
Sprache:	chi ; eng
Schlagworte:	MEASURING PHYSICS TESTING TESTING STATIC OR DYNAMIC BALANCE OF MACHINES ORSTRUCTURES TESTING STRUCTURES OR APPARATUS NOT OTHERWISE PROVIDED FOR
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