Plate bending method

Details Plate bending method Plate bending method

1981-09-18

1984-01-31

Combs, E. Michael

Metal deforming

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

With feeding of discrete articles or orienting of work...

72149, B21D 512

Patent

active

044282150

ABSTRACT:
There is disclosed a method of rolling flat plate using a cylindrical mandrel and a plate gripper to form a pipe having a low pipe diameter to plate thickness ratio by forming a notch or recess in the plate edge to be gripped so that the combined radial dimension of the notched plate edge and gripper is no greater than the plate thickness.

REFERENCES:
patent: 172606 (1876-01-01), Butler
patent: 2706328 (1955-04-01), Karmazin
patent: 2730135 (1956-01-01), Wallace
patent: 3879994 (1975-04-01), Hume
patent: 4132106 (1979-01-01), Bihler

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