发明名称 Waste line stoppage detector and automatic water shutoff system
摘要 A waste line stoppage detector and automatic water shutoff system is utilized to prevent the overflow of raw sewage from a plumbing fixture. Electronic shutoff valves are electronically connected to a waste line stoppage detector. One application involves using an electronic waste line stoppage detector. Another application involves using a diaphragm and switch waste line stoppage. A further application involves using a float ball and switch waste line stoppage detector.
申请公布号 US5704389(A) 申请公布日期 1998.01.06
申请号 US19960602146 申请日期 1996.02.15
申请人 DIRECT PLUMBING, HEATING & ROOTER, INC. 发明人 BOUZAGLOU, DAVID
分类号 E03B7/00;E03C1/30;(IPC1-7):F16K34/05 主分类号 E03B7/00
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