Overflow-preventing gas-blocking floor drain

The utility model discloses an overflow-preventing gas-blocking floor drain which comprises a face cover, a cylinder vertically fixed with the face cover, a gas-blocking cover and a guide rod. An anti-blocking screen is arranged on the face cover, a bend more than 90 degrees is arranged at the lower...

Ausführliche Beschreibung

Bibliographische Detailangaben

Hauptverfasser:	SONG FENQIU, JIANG PENGXU, SONG BOHENG, HE JINGZI
Format:	Patent
Sprache:	chi ; eng
Schlagworte:	CESSPOOLS DOMESTIC PLUMBING INSTALLATIONS FOR FRESH WATER OR WASTE WATER FIXED CONSTRUCTIONS SEWERAGE SEWERS SINKS WATER SUPPLY
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