Wire forming machine

Details Wire forming machine Wire forming machine

1985-01-22

1986-05-13

Combs, E. Michael

Metal deforming

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

To form helical coil or tube

72138, B21F 302

Patent

active

045878218

ABSTRACT:
A wire forming machine in which the coil forming deflection tools are mounted on carriages and have one position to form a coil of a preset diameter and are automatically moved to a second position to continue forming the coil with a second diameter and in which one deflection tool having a tiltable head portion is arranged to be positioned automatically to form a true square corner by overbending the wire engaged.

REFERENCES:
patent: 2073343 (1937-03-01), Heilman
patent: 2077243 (1937-04-01), Leal
patent: 2149941 (1939-03-01), Prentice
patent: 3025889 (1962-03-01), Clay
patent: 3025890 (1962-03-01), Clay
patent: 3342052 (1967-09-01), Boy
patent: 3402584 (1968-09-01), Cavagnero
patent: 3405742 (1968-10-01), Guenther
patent: 3576120 (1971-04-01), LeVasseur
patent: 4030327 (1977-06-01), Collins et al.
patent: 4112721 (1978-09-01), Takase et al.
patent: 4211100 (1980-07-01), Sykes
patent: 4296621 (1981-10-01), Ohdai et al.

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