发明名称 Ventilation system for multiple toilets in a building
摘要 Separate air evacuation opening and a separate manifold are formed in the toilet bowl rim for full and separate air evacuation of the toilet bowl before, during or after flushing. The exhaust assembly includes and is activated by a fan and motor exhaust assembly comprising an activation switch, one way valve, and control circuit. A piping network provides exhaust from one or more connected dwelling toilets to the dwelling exterior.
申请公布号 US7331066(B1) 申请公布日期 2008.02.19
申请号 US20060426085 申请日期 2006.06.23
申请人 RAMOS ANGEL B 发明人 RAMOS ANGEL B.
分类号 E03D9/04;E03D9/05 主分类号 E03D9/04
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