Method and apparatus for casting a concrete product
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United States of America Patent
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Issued Date -
Oct 14, 2004
app pub date -
Feb 4, 2004
filing date -
Sep 2, 2002
priority date (Note) -
Abandoned
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Abstract
A method and apparatus are disclosed for casting hollow-core concrete products, in which method concrete mix is fed into a mold of a delimited cross section traveling on a casting bed. According to the invention, the concrete mix is compacted with the help of vibratory shoes operating downstream of the concrete mix feed means, and the correct shape of the hollow-core cavities is maintained with the help of troweling mandrels.
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