Apparatus to equalize in height, by hammering, the line of weldi

Details Apparatus to equalize in height, by hammering, the line of weldi Apparatus to equalize in height, by hammering, the line of weldi

1979-12-12

1982-04-27

Larson, Lowell A.

Metal deforming

By use of 'flying tool' engaging moving work

Including orbitally-moving tool-face

72370, 228125, B21J 704

Patent

active

043263984

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.

REFERENCES:
patent: 3494165 (1970-02-01), Preusch
patent: 3877283 (1975-04-01), Hohl et al.
patent: 3911710 (1975-10-01), Gest

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