Back auxiliary sealing structure after failure of valve packing

A back auxiliary sealing structure after valve packing failure comprises a valve cover, an open hole is formed in the axis position of the valve cover, a valve rod penetrating through the valve cover is arranged, the upper end of the valve cover is matched with the valve rod to form a packing cavity...

Ausführliche Beschreibung

Bibliographische Detailangaben

Hauptverfasser:	TIAN SHIZHONG, LIN SENXIAO, ZHU HAIPENG, WU KAIWEI, GU CHENGMING, LIN SHIQING, YU WANJI, WU JINGKAI, HE LEQUAN, YING KEHUI, YE ZHIWEN
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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