发明名称 Evaporative cooler pump
摘要 An evaporative cooler pump is modularized to readily receive pump impellers and pump volutes of different shapes and dimensions in order to optimize the evaporative cooler water pump performance. The flow of water through the pump is streamlined to improve the efficiency of the pump.
申请公布号 US5785507(A) 申请公布日期 1998.07.28
申请号 US19940308145 申请日期 1994.09.19
申请人 DIAL MANUFACTURING, INC. 发明人 HANNEKEN, JOHN B.
分类号 F04D13/08;F04D29/62;(IPC1-7):F04B17/03;F01D25/24 主分类号 F04D13/08
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