发明名称 Sump pump system and apparatus
摘要 A submersible sump pump connected to a discharge pipe is disclosed. The sump pump includes a pedestal mounted above a sump. The pedestal includes a power cord, an indicator, and a high water alarm. The sump pump further includes a float switch connected to a styrofoam float which detects movement of the drainage level beyond a first predetermined point, a second predetermined point, and a third predetermined point.
申请公布号 US6149390(A) 申请公布日期 2000.11.21
申请号 US19990383294 申请日期 1999.08.25
申请人 GENERAL ELECTRIC COMPANY 发明人 FISHER, L. EDWIN;BUTCHER, JAMES A.;YU, JAMES V.;REITER, MARK A.;SKENE, GREG
分类号 F04D13/08;F04D15/02;(IPC1-7):F04B49/04 主分类号 F04D13/08
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