Communications: electrical – Land vehicle alarms or indicators – Internal alarm or indicator responsive to a condition of the...
Patent
1987-12-30
1989-03-21
Brigance, Gerald L.
Communications: electrical
Land vehicle alarms or indicators
Internal alarm or indicator responsive to a condition of the...
340773, 340703, 340772, 3151694, 313582, G09G 328
Patent
active
048147583
ABSTRACT:
A color plasma display panel making use of a multiple layer substrate includes a glass plate arranged with an inverse frusto-conical discharge space, an anode formed on the upper surface of the glass plate in the inner central part of the discharge space, a thin glass plate provided with a circular hole through which the discharge space extends in its position on the glass plate, three cathodes formed annularly in the inner surface of the thin glass plate at a regular angle with the anode as the center, an insulation substrate provided with a circular hole through which the discharge space extends on the thin glass plate and a front glass substrate arranged on said insulation substrate so that a R, G, B fluorescent substance may be formed at the bottom to confront with the three cathodes.
REFERENCES:
patent: 4486749 (1984-12-01), Kishino et al.
patent: 4513281 (1985-04-01), Ngo
patent: 4540983 (1985-09-01), Murimoto
patent: 4689617 (1987-08-01), Costa et al.
patent: 4734623 (1988-03-01), Ohkoshi et al.
Brigance Gerald L.
Goldstar Co. Ltd.
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