Cathode-ray tube

Details Cathode-ray tube Cathode-ray tube

1984-03-05

1985-08-20

Pollard, Steven M.

Receptacles

Envelope for electric lamp or similar device

Tv tube

220 21R, 313477R, 358242, H01J 6130

Patent

active

045359075

ABSTRACT:
A cathode-ray tube has a glass panel section which has a substantially rectangular faceplate and a skirt extending from the face plate along the tube axis, when Hs, Hl and Hd respectively denote the length of the skirt at the central portion of the short side, that at the central portion of the long side and that at the corner and ts, tl and td respectively represent the thickness of the faceplate in the vicinity of the center portion of the short side, that in the vicinity of the center portion of the long side and that in the vicinity of the corner the length of the skirt and the thickness of the faceplate respectively have relations defined by the following equations or inequalities (1) and (2):

REFERENCES:
patent: 3089052 (1963-05-01), Bisbing
patent: 3720345 (1973-03-01), Logue
patent: 3835250 (1974-09-01), Kaljuko et al.
patent: 3839002 (1974-10-01), Verhoeven et al.
patent: 4029898 (1977-06-01), Belentepe et al.
patent: 4210935 (1980-07-01), Mitchell et al.

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