Cathode ray tube assemblies

Details Cathode ray tube assemblies Cathode ray tube assemblies

1976-10-22

1978-08-22

Broome, Harold

Electricity: magnetically operated switches, magnets, and electr

Magnets and electromagnets

Electron or ion beam deflecting type

335211, H01F 700

Patent

active

041092201

ABSTRACT:
A cathode ray tube assembly including a plurality of permanent magnets to correct for pin cushion and barrel distortion has each adjustable magnet comprising at least part of a rotatable member, facilitating the provision of means to clamp the magnet in its required position, and facilitating the provision of a rugged assembly which is suitable, for example, for use in an aircraft.

REFERENCES:
patent: 3247426 (1966-04-01), Havn
patent: 3376450 (1968-04-01), Franklin
patent: 3496501 (1970-02-01), Harten et al.

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