Metal vapor discharge lamp having a starting device of a thermal

Details Metal vapor discharge lamp having a starting device of a thermal Metal vapor discharge lamp having a starting device of a thermal

1984-03-28

1987-06-09

Moore, David K.

Electric lamp and discharge devices: systems

Combined load device or load device temperature modifying...

Electric switch inside evacuated or gas filled envelope

315 74, 315 75, 315 47, 315119, 315106, 313568, 313570, 313573, 313637, H01J 744, H01J 1720, H01J 1734, H01J 1978

Patent

active

046722700

ABSTRACT:
A metal vapor discharge lamp has a burner for sealing xenon gas, mercury and a light-emitting additive in a translucent ceramic tube, a starting device of a thermal switch type which has a series circuit of a thermal switch and a coil filament and which is connected in parallel with the burner, and an outer envelope for sealing the burner and the starting device therein. In the lamp, the following inequalities must be satisfied:

REFERENCES:
patent: 4135114 (1979-01-01), Narikiyo
patent: 4143301 (1979-03-01), Strauss et al.
patent: 4208614 (1980-06-01), Strauss et al.
patent: 4344081 (1982-08-01), Inada
patent: 4431945 (1984-02-01), Kawashima et al.
patent: 4433272 (1984-02-01), Ogawa
patent: 4481446 (1984-11-01), Tsuchihashi et al.

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