Butterfly valve

957,969. Valves. BETTS MACHINE CO. Oct. 30, 1962, No. 40958/62. Heading F2V. A butterfly valve comprises a valve disc 10 rotatable about a diametrical axis and having a diameter less than the diameter of the flow passage. A resilient coating 28 is bonded to the disc and is of a thickness at the peri...

Ausführliche Beschreibung

Bibliographische Detailangaben

Hauptverfasser:	PIERSON KARL BURTON, HANSON JOHN RUSSELL
Format:	Patent
Sprache:	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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