Ring rolling methods and apparatus

Details Ring rolling methods and apparatus Ring rolling methods and apparatus

1976-09-14

1979-04-17

Truhe, J. V.

Electric heating

Metal heating

With forging or shaping

72 69, 72202, 219119, 219 83, 219118, B21B 2710, B21D 3716, B21H 106

Patent

active

041502795

ABSTRACT:
Methods of forming metallic workpieces into ring-shaped components of selected cross-sectional configuration in which roll electrodes both heat the workpiece by electrical resistance and provide the pressure so that the workpiece becomes plastic and flows into the wanted configuration. Apparatus in which the method can be carried out, and tooling for controlling the configuration into which the workpiece is formed.

REFERENCES:
patent: 2813194 (1957-11-01), Stermon
patent: 3095500 (1963-06-01), Jost
patent: 3459915 (1969-08-01), Swazy et al.
patent: 3654422 (1972-04-01), Erlandson
patent: 3780259 (1973-12-01), Meyes

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