Method of manufacturing a saddle-shaped deflection coil for a pi

Details Method of manufacturing a saddle-shaped deflection coil for a pi Method of manufacturing a saddle-shaped deflection coil for a pi

1990-01-08

1990-07-03

Hall, Carl E.

Metal working

Method of mechanical manufacture

Electrical device making

140 922, 335213, H01F 4106

Patent

active

049379313

ABSTRACT:
Method of continuously winding a saddle-shaped deflection coil flaring from a rear connection portion towards a front connection portion, in which at least one connection portion is given a convex shape during winding and in which after winding the convex connection portion is given a concave shape by means of a die, whereafter the coil turns are united to a compact assembly by means of a heating step.

REFERENCES:
patent: 4464643 (1984-08-01), Meersbock
patent: 4694868 (1987-09-01), Jahnke
patent: 4819323 (1989-04-01), Groothoff

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