Sand reclaiming drum
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United States of America Patent
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May 21, 1991
Grant Date -
N/A
app pub date -
Apr 9, 1990
filing date -
Apr 9, 1990
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
A sand reclaiming drum incorporating a single cylinder, or structured having a dual cylinder reclaimer. The sand reclaiming drum comprises four sections: an inlet section into which mold castings are introduced, first and second inner sections, and an outlet section. The inlet and first inner sections include helical rifling which urge the castings forward. The first and second inner sections include plates which greatly agitate the castings to loosen embedded sand therefrom. The outlet section includes a plurality of perforations along its length through which the sand may exit the drum and ejection means to urge the sand free castings from the reclaimer.
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