Method and apparatus for forming threads in metal containers

Details Method and apparatus for forming threads in metal containers Method and apparatus for forming threads in metal containers

1996-05-08

1998-01-06

Larson, Lowell A.

Metal deforming

By use of tool acting during relative rotation between tool...

During rotation of work

72106, B21D 5138

Patent

active

057042403

ABSTRACT:
A methods for forming threads in the neck portion of a can made of thin gauge, hard temper metal which minimizes stretching of the metal in the neck portion. The method employs a grooved arbor and roller having a single thread lead around less than 360.degree. of the roller's perimeter.

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patent: 4911323 (1990-03-01), Arfert et al.
patent: 5293765 (1994-03-01), Nussbaum-Pogacnik

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