Roller-type straightening apparatus for H-beams

Details Roller-type straightening apparatus for H-beams Roller-type straightening apparatus for H-beams

1991-12-18

1993-03-09

Crane, Daniel C.

Metal deforming

By deflecting successively-presented portions of work during...

By use of deflected arranged to provide longitudinally...

72162, 72224, B21D 114

Patent

active

051917807

ABSTRACT:
A roller-type straightening apparatus for an H-beam having horizontal rolls for pressing the web of the H-beam are alternately vertically disposed. Pairs of vertical rolls press the outer surfaces of the opposed flanges of the H-beam. The horizontal roll presses the surface of the web of the H-beam. The pairs of vertical rolls are located to correspond in position to each of the horizontal rolls.

REFERENCES:
patent: 1071861 (1913-09-01), Bass
patent: 1255666 (1918-02-01), Theiss
patent: 3457754 (1969-07-01), Hagemann

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