Apparatus for controlling amount of teeming molten metal and slide plate used for the same
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United States of America Patent
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May 7, 2002
Grant Date -
N/A
app pub date -
Mar 2, 2001
filing date -
Oct 31, 1997
priority date (Note) -
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status (Latency Note)
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Abstract
This invention intends to provide a molten metal pouring amount control apparatus in which a sliding resistance of a slide frame is small and a pressing force around a nozzle hole is stabilized so that there is no fear that any trouble such as a molten metal leakage occurs and further, a structure thereof is simple and maintenance cost is low. More specifically, this invention provides a molten metal pouring amount control apparatus for adjusting an opening of a nozzle hole in a fixed plate and an opening of a nozzle hole in a sliding plate by sliding a slide frame by means of a driving means, the control apparatus further comprising guide units each including a plurality of steel balls arranged in line between the slide frame and springs, the guide units being provided on both sides of the sliding plate.
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