发明名称 Sump pump discharge water escape system
摘要 A sump pump discharge system having a water escape member interposed between a sump pump exit pipe and a drain pipe, such water escape member being a truncated conical structure having a plurality of upright ribs extending from its base to its top defining a plurality of elongated discharge openings therebetween and, in one embodiment, having a valve disposed above the water escape member to direct water through a hose having a first end and a second end, the second end of which is manually positioned at a desired location for aiding the escape of water from the exit pipe.
申请公布号 US6601607(B1) 申请公布日期 2003.08.05
申请号 US20020034465 申请日期 2002.01.03
申请人 PRATT JAMES M. 发明人 PRATT JAMES M.
分类号 E02D19/10;E02D19/20;(IPC1-7):E03B7/10 主分类号 E02D19/10
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