Electric lamp and discharge devices – Having heating means to control gas/vapor – gas or vapor... – Vapor generating
Patent
1998-01-26
1999-11-30
Patel, Ashok
Electric lamp and discharge devices
Having heating means to control gas/vapor, gas or vapor...
Vapor generating
313490, 313493, 313565, 315344, 315248, H01J 6128
Patent
active
059948370
ABSTRACT:
A light-transmitting discharge vessel (10) encloses a discharge space (11) in a gastight manner. The discharge space comprises mercury as well as one or several inert gases. The lamp is in addition provided with an electric coil (20) for generating a high-frequency magnetic field in the discharge space. The discharge lamp is provided with an auxiliary amalgam (40) which is provided on an elongate carrier (41) which is mechanically coupled to a tube (50) which issues into the discharge space. The auxiliary amalgam (40) covers the carrier (41) at least substantially entirely.
REFERENCES:
patent: 5500567 (1996-03-01), Wilson et al.
patent: 5559392 (1996-09-01), Cocoma et al.
patent: 5598069 (1997-01-01), van Os et al.
patent: 5783912 (1998-07-01), Cocoma et al.
Klaassen Alphons M.
Vermeulen Paulus A. M.
Willems Michel J. M.
Faller F. Brice
Patel Ashok
U.S. Philips Corporation
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