Pipe bending machine for elongate material

Details Pipe bending machine for elongate material Pipe bending machine for elongate material

1991-09-30

1992-06-23

Jones, David

Metal deforming

By relatively movable offset tool-faces

With tool motion in fixed path

72413, 72 20, B21D 310

Patent

active

051232723

ABSTRACT:
An improvement in a bending machine for elongate material consisting of a modified upper pressure member. The upper pressure member has a material contacting surface divided into a plurality of transverse segments which are movable to accommodate a bend in the material, such that the load required for the proper bending moment is distributed among all the segments.

REFERENCES:
patent: 1118046 (1914-11-01), Poffinbarger
patent: 1156062 (1915-10-01), Crellin
patent: 1776082 (1930-09-01), Peterson
patent: 4987760 (1991-01-01), Schulte

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