Beam deflector for a cathode ray tube

Details Beam deflector for a cathode ray tube Beam deflector for a cathode ray tube

1992-02-10

1993-11-02

Broome, Harold

Electricity: magnetically operated switches, magnets, and electr

Magnets and electromagnets

Electron or ion beam deflecting type

335210, H01F 502

Patent

active

052587347

ABSTRACT:
A deflection yoke for a cathode ray tube is provided with two separated winding portions, a first portion provided around the neck portion and the tapered portion from the neck to the screen of the cathode ray tube has a uniform and circular winding distribution and a second portion close to the screen of the picture tube has a non-uniform winding distribution and is elongated in the x-axis direction to provide a pin cushion magnetic field without adversely affecting the focus.

REFERENCES:
patent: 4096462 (1978-06-01), Akatsu et al.
patent: 4484166 (1984-11-01), Osinga et al.

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