Forming process for metal rail blank

Details Forming process for metal rail blank Forming process for metal rail blank

1984-03-21

1986-10-07

Husar, Francis S.

Metal deforming

By use of roller or roller-like tool-element

Included in roller-cluster

72234, B21B 1310

Patent

active

046152008

ABSTRACT:
A process for forming a rail blank in a universal stand, starting with an initial section (1) of rectangular cross-section comprising a first series of passes for cutting into the web forming portion by way of horizontal rolls (2, 3) accompanied by reduction of the head by way of one of the vertical roll (5), and a second series of passes for simultaneously reducing the head flank forming portions by the horizontal rolls (2, 3) and the base forming portions by one of the vertical roll (4) of the universal stand, the other roll (5) remaining non-active.

REFERENCES:
patent: 410107 (1889-08-01), Kennedy et al.
patent: 1667875 (1928-05-01), Smith
patent: 3342052 (1967-09-01), Stammbach
patent: 3597954 (1971-08-01), Nakajima
patent: 3848447 (1974-11-01), Strandell
patent: 4344310 (1982-08-01), Kozono et al.
patent: 4400962 (1983-08-01), Michaux

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