Apparatus to equalize in height, by hammering, the line of welding of longitudinally welded tubes
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United States of America Patent
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-
Apr 27, 1982
Grant Date -
N/A
app pub date -
Dec 12, 1979
filing date -
Dec 18, 1978
priority date (Note) -
Expired
status (Latency Note)
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Abstract
An apparatus for flattening the weld bead of longitudinally welded tubes consisting of a hammering mass impacting with a frequency greater than 2500 impacts per minute and an anvil having an elastomer bushing at each end.
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Cited Art Landscape
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