High-pressure discharge lamp for vehicle headlights

Details High-pressure discharge lamp for vehicle headlights High-pressure discharge lamp for vehicle headlights

2006-10-24

2006-10-24

Williams, Joseph (Department: 2879)

Electric lamp and discharge devices

With gas or vapor

With particular gas or vapor

Reexamination Certificate

active

07126281

ABSTRACT:
The invention relates to a mercury-free high-pressure discharge lamp for use in a vehicle headlight. The ionizable filling of the high-pressure discharge lamp according to the invention comprises exclusively xenon and the halides of the metals sodium, scandium, indium and zinc.

REFERENCES:
patent: 6069456 (2000-05-01), Fromm et al.
patent: 6528946 (2003-03-01), Ishigami et al.
patent: 2003/0222584 (2003-12-01), Deguchi et al.
patent: 2005/0093455 (2005-05-01), Tamura et al.
patent: 0 883 160 (1998-12-01), None
patent: 0 903 770 (1999-03-01), None

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