Electric lamp and discharge devices: systems – Combined load device or load device temperature modifying... – Load device temperature-modifying means combined with or...
Patent
1984-08-10
1987-02-24
Chatmon, Saxfield
Electric lamp and discharge devices: systems
Combined load device or load device temperature modifying...
Load device temperature-modifying means combined with or...
307 10LS, 313595, 313596, 315112, 315115, 315116, 315117, 315 77, H01J 744, H01J 1734, H01J 1978, H01J 2996, H01K 162
Patent
active
046459740
ABSTRACT:
In a discharge tube lighting system for use in a vehicle, a heat generating element, which is made of metal material, is formed on an outer surface of a tube element of the discharge tube along the longitudinal direction of the tube element, and a temperature detecting element is provided on a surface of the heat generating element. The heat generating element is electrically driven to heat the discharge tube at a starting period of lighting the discharge tube when a temperature of the heat generating element detected by the temperature detecting element is lower than a predetermined temperature. The heat generating element is formed in a rectangular shape and conformally disposed on a portion of the tube. The heater element has first and second ends which are disposed with respect to the electrodes of the tube to cause an electric field to be provided between each electrode and the corresponding end of the heater element.
REFERENCES:
patent: 2246339 (1941-06-01), Beregh
patent: 2581959 (1952-01-01), Koehler
patent: 2598567 (1952-05-01), Voreaux
patent: 3157820 (1964-11-01), Funke et al.
patent: 3248533 (1966-04-01), Mathis
patent: 3309565 (1967-03-01), Clark et al.
patent: 3714492 (1973-01-01), Roche
patent: 4388558 (1983-06-01), Mizuno et al.
Chatmon Saxfield
Nippondenso Co. Ltd.
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