Electric heater coil transferring and forming apparatus and meth

Details Electric heater coil transferring and forming apparatus and meth Electric heater coil transferring and forming apparatus and meth

1991-05-28

1992-05-12

Larson, Lowell A.

Metal deforming

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

With use of means to remove product from deflector

72422, 72426, 29759, B21C 4700, B21D 4310

Patent

active

051116782

ABSTRACT:
A method and apparatus for forming an electric resistance heating coil of desired resistance that involves forming a straight helical coil and centering the formed coil for transfer to a first folding station for holding the straight helical coil into a U-shaped helical coil.

REFERENCES:
patent: 2254525 (1941-09-01), Hathaway et al.
patent: 4147048 (1979-04-01), Herckelbout
patent: 4236397 (1980-12-01), Lange
patent: 4895244 (1990-01-01), Flaugher et al.

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