Pile driver cushion
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United States of America Patent
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-
Jul 3, 1984
Issued Date -
N/A
app pub date -
Dec 23, 1981
filing date -
Jan 25, 1980
priority date (Note) -
Expired
status (Latency Note)
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Abstract
In a pile driver the sharp force loading on a pile at the moment of impact by a ram is absorbed by a pile driver cushion. The cushion includes a pad formed from a flexible strip of compressed knitted mesh wound in a flat spiral and further constructed to maintain its integrity during use and handling.
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