Twist drawn wire, process and apparatus for making same

Details Twist drawn wire, process and apparatus for making same Twist drawn wire, process and apparatus for making same

1975-02-18

1976-06-08

Gilden, Leon

Metal deforming

By pulling workpiece through closed periphery die

72 64, B21C 100, B21B 1502

Patent

active

039615146

ABSTRACT:
This invention comprehends torsional strengthening of two-phase metal materials. One application of the torsionally strengthened material is in the field of springs wherein the energy storage capacity is increased. The invention provides for methods and processes for increasing the torsional strength of two-phase metal materials. Also comprehended is an apparatus that provides the increased torsional strength by its novel combination of machines.

REFERENCES:
patent: 1973031 (1934-09-01), Wrage
patent: 2250610 (1941-07-01), Simons
patent: 2616478 (1952-11-01), D'Avaucourt
patent: 3158258 (1964-11-01), Kelday et al.
patent: 3466916 (1969-09-01), Marcovitch
patent: 3677309 (1972-07-01), Grandy

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