CHECK VALVE FOR VACUUM SEWAGE PIPE AND VACUUM SEWAGE SYSTEM

The present invention provides a check valve (10) for use in a vacuum sewage pipe (1). The check valve (10) includes a body having a sewage inlet (12) and a sewage outlet (13) to be coupled to the vacuum sewage pipe (1), a flap valve element (22) disposed in the body and rotatably supported by a sha...

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Bibliographische Detailangaben
Hauptverfasser:	IKEDA, KEISUKE, SHIMIZU, OSAMU, HIROTO, YUJI, OGAKI, FUYUKI
Format:	Patent
Sprache:	eng ; fre
Schlagworte:	ACTUATING-FLOATS BLASTING CESSPOOLS COCKS DEVICES FOR VENTING OR AERATING ENGINEERING ELEMENTS AND UNITS FIXED CONSTRUCTIONS GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVEFUNCTIONING OF MACHINES OR INSTALLATIONS HEATING LIGHTING MECHANICAL ENGINEERING SEWERAGE SEWERS TAPS THERMAL INSULATION IN GENERAL VALVES WATER SUPPLY WEAPONS
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