Large metal cone cathode ray tubes, and envelopes therefor

Details Large metal cone cathode ray tubes, and envelopes therefor Large metal cone cathode ray tubes, and envelopes therefor

1981-09-09

1984-02-21

Shoap, Allan N.

Receptacles

Envelope for electric lamp or similar device

Tv tube

65 42, 313364, H01J 3100, H01J 6130

Patent

active

044324642

ABSTRACT:
A large metal cone cathode ray tube and envelope for the same in which the faceplate is adhered to the metal cone by a frit seal without distorting the faceplate. In some embodiments, a glass neck assembly also is adhered to the metal cone by a frit seal. Readily available glass and metal materials can be used.

REFERENCES:
patent: 2562163 (1951-07-01), Hiensch et al.
patent: 2603177 (1952-07-01), Gardiner
patent: 2722085 (1955-11-01), De Gier et al.
patent: 2764810 (1956-10-01), Gardiner
patent: 2793311 (1957-05-01), Thomas
patent: 2821811 (1958-02-01), Hagenberg
patent: 2836751 (1958-05-01), Turnbull et al.
patent: 2975313 (1961-03-01), Jacobs
patent: 3061664 (1962-10-01), Kegg
patent: 3113878 (1963-12-01), Martin
patent: 4238043 (1980-12-01), Minami et al.
Development of a Large Metal Kinescope for Television by Steier, Lattimer and Faulkner.

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