Fire-fighting spray header leaking stopper

The invention belongs to the technical field of fire fighting, and particularly relates to a fire-fighting spray header leaking stopper, which consists of a butterfly screw cap, a hemispheroidal sealing member, a U-shaped clamp manufactured by an upper L-shaped support sheet and a lower L-shaped sup...

Ausführliche Beschreibung

Bibliographische Detailangaben

Hauptverfasser:	MAO GUOHUA, ZHOU LIANG, ZENG SHUNMIN
Format:	Patent
Sprache:	chi ; eng
Schlagworte:	BLASTING CYLINDERS ENGINEERING ELEMENTS AND UNITS FIRE-FIGHTING GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVEFUNCTIONING OF MACHINES OR INSTALLATIONS HEATING HUMAN NECESSITIES LIFE-SAVING LIGHTING MECHANICAL ENGINEERING PISTONS SEALINGS THERMAL INSULATION IN GENERAL WEAPONS
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