Molten metal pump impeller system
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United States of America Patent
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Jul 19, 2005
Grant Date -
May 20, 2004
app pub date -
Nov 15, 2002
filing date -
Nov 15, 2002
priority date (Note) -
In Force
status (Latency Note)
Importance
Abstract
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.
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