Butterfly valve convenient to install

The utility model relates to the technical field of butterfly valves, and discloses a butterfly valve convenient to install, which comprises a shell, a sealing ring gasket is arranged on the inner wall of the shell, and a movable disc is placed in the middle of the inner wall of the sealing ring gas...

Ausführliche Beschreibung

Bibliographische Detailangaben

Hauptverfasser:	TIAN SHIZHONG, WANG MEIHUA, WU KAIWEI, GU CHENGMING, WU JINGKAI, YING KEHUI
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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