DEVICE FOR ENLARGING CAISSON BASES
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United States of America Patent
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Issued Date -
Dec 25, 2014
app pub date -
Jan 21, 2013
filing date -
Jan 23, 2012
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Abandoned
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Abstract
The present invention relates to a device used to mechanically enlarge the base de caissons, so as to form a semi-spherical cavity in the base de the caisson formed, in which said device includes a socket in the upper extremity thereof for the engine shaft, a guide ring, a soil excavating mechanism and a recipient for collecting the excavated soil.
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