Metal deforming – By deflecting successively-presented portions of work during... – With modification or control of temperature or work – tool or...
Patent
1976-07-29
1977-11-08
Combs, E. M.
Metal deforming
By deflecting successively-presented portions of work during...
With modification or control of temperature or work, tool or...
72310, 72318, 72369, B21D 716
Patent
active
040569608
ABSTRACT:
A means and method for bending elongated materials having a device for locally heating a portion of the material and a freely pivotable bending arm, is provided with a second arm for advancing the elongated material past the heating device and, in cooperation with the pivotable arm, exerting a bending moment on the locally heated portion of the material.
REFERENCES:
patent: 2286893 (1942-06-01), Boissou
patent: 2812004 (1957-11-01), Huet
patent: 3328988 (1967-07-01), Schmidt
patent: 3352136 (1967-11-01), Clarke
patent: 3368377 (1968-02-01), Hirayama et al.
patent: 3896649 (1975-07-01), Stuart
patent: 3902344 (1975-09-01), Stuart
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