发明名称 Molten metal pump impeller system
摘要 An impeller system for use in a molten metal pump, the impeller system including a generally cylindrical outer wall with outlets therein, an impeller lid mounted on the impeller walls, the impeller lid including a plurality of inlets, with the shaft being mounted directly into a base, which is mounted relative to the outer wall. The impeller system has an open interior defined by the outer wall, the lid and the base, and the impeller shaft mounts directly into the base without the need for a collar or attachment to the impeller lid.
申请公布号 US2004096330(A1) 申请公布日期 2004.05.20
申请号 US20020298159 申请日期 2002.11.15
申请人 GILBERT RONALD;PALMER MARK 发明人 GILBERT RONALD;PALMER MARK
分类号 F04D7/06;F04D29/22;(IPC1-7):B63H1/16 主分类号 F04D7/06
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