Cathode ray tube having a flat faceplate attached by a compliant

Electric lamp and discharge devices – Cathode ray tube – Envelope

Patent

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Details

313482, 220 23A, H01J 2986

Patent

active

047927224

ABSTRACT:
A cathode ray tube has an envelope comprising a mild steel rear housing (1) with a side wall portion (4) defining an opening over which a flat, glass, faceplate (2) is mounted. The faceplate is sealed in a vacuum tight manner using a compliant pressure bonded seal (10), comprising pressure deformable material such as lead, to the outer, flat surface of a flange (8) of the rear housing which projects inwardly of the opening from the side wall portion.

REFERENCES:
patent: 4325489 (1982-04-01), Russell et al.

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