Color cathode ray tube and envelope for use with the color catho

Details Color cathode ray tube and envelope for use with the color catho Color cathode ray tube and envelope for use with the color catho

1989-08-17

1991-07-16

DeMeo, Palmer C.

Electric lamp and discharge devices

Plural unit

Cathode ray tube

313477R, 313482, H01J 3100

Patent

active

050327569

ABSTRACT:
A color cathode ray tube and an envelope for use with the color cathode ray tube in which a metal plate is interposed between a panel section and a plurality of funnel and neck sections, each of which combination having one electron gun disposed internally. The overall length of the envelope thus constructed can thus be shortened in the direction of the tube axis. The structure of the envelope can also be more simply made and ease of production provided. Further, the envelope can be made lighter in weight.

REFERENCES:
patent: 2782952 (1957-02-01), Dalton et al.
patent: 2920785 (1960-01-01), Veres
patent: 3404769 (1968-10-01), Bishop
patent: 3482726 (1969-12-01), Schroeder, Jr.
patent: 3632008 (1972-01-01), Lind
patent: 4712038 (1987-12-01), Takenaka et al.
patent: 4713520 (1987-12-01), Van Nice et al.
patent: 4714856 (1987-12-01), Takenaka et al.
patent: 4792720 (1988-12-01), Takenaka et al.

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