Torsion coiler

Details Torsion coiler Torsion coiler

1983-11-02

1985-04-16

Combs, E. Michael

Metal deforming

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

To form helical coil or tube

B21F 304

Patent

active

045107823

ABSTRACT:
This invention relates to a lathe for bending and forming metal rods and coiling springs comprising a chuck holding a cylindrical mandrel for rotation, a pick-up pin held on the face of the chuck to hold a portion of a wire in a fixed position on the chuck during rotation, a wire feed guide adjacent the chuck and mandrel and a shut-off control means adapted to stop rotation of the chuck after the wire coiling has advanced to a predetermined linear distance along the mandrel.

REFERENCES:
patent: 379373 (1888-03-01), Harvey
patent: 1505347 (1924-08-01), Hoyt
patent: 2290380 (1942-07-01), Pierce
patent: 2650638 (1953-09-01), Johnson et al.
patent: 3470721 (1969-10-01), Scheublein et al.
patent: 3610006 (1971-10-01), Scheublein et al.
patent: 4084420 (1978-04-01), Tsutsumino
patent: 4132094 (1979-01-01), Missioux
patent: 4139141 (1979-02-01), Torngard

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