发明名称 Water control valve device having check valve
摘要 A water control valve device includes a housing having a cap and a receptacle member fixable together. The cap includes one or more inlet orifices and greater openings for receiving water, and one or more check valves each has an inner casing engaged into the orifice and an outer peripheral flange engaged in the opening of the housing, and each having a port for receiving water. The check valve includes one or more inclined surfaces for forming a closable mouth which is openable when water flows into the casing and which may be closed for blocking water.
申请公布号 US2003183286(A1) 申请公布日期 2003.10.02
申请号 US20020271296 申请日期 2002.10.11
申请人 YANG TSAI CHEN 发明人 YANG TSAI CHEN
分类号 F16K15/14;F16K27/04;(IPC1-7):F16K11/074 主分类号 F16K15/14
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