AUTOMOTIVE DISCHARGE LAMP

Disclosed is an automotive discharge lamp, comprising an inner tube (1) including a light emitting unit (11) having a first space (15) therein and seal portions formed on the light emitting unit (11), a discharge medium containing a first gas enclosed in the first space (15), a metal foil (31) seale...

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Bibliographic Details
Main Authors DOI MASAHIRO, YOSHIDA HISASHI, ITOU RYO, ABE SYUHEI, DEGUCHI MAKOTO
Format Patent
LanguageEnglish
Published 16.12.2010
Subjects
ARRANGEMENT OF SIGNALLING OR LIGHTING DEVICES, THE MOUNTING ORSUPPORTING THEREOF OR CIRCUITS THEREFOR, FOR VEHICLES INGENERAL
BASIC ELECTRIC ELEMENTS
BLASTING
ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
ELECTRICITY
HEATING
INDEXING SCHEME ASSOCIATED WITH SUBCLASSES F21K, F21L, F21Sand F21V, RELATING TO THEFORM OR THE KIND OF THE LIGHT SOURCES OR OF THE COLOUR OF THELIGHT EMITTED
LIGHTING
MECHANICAL ENGINEERING
PERFORMING OPERATIONS
TRANSPORTING
VEHICLES IN GENERAL
WEAPONS
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Summary:Disclosed is an automotive discharge lamp, comprising an inner tube (1) including a light emitting unit (11) having a first space (15) therein and seal portions formed on the light emitting unit (11), a discharge medium containing a first gas enclosed in the first space (15), a metal foil (31) sealed in the seal portions (12), electrodes (32) with one end connected to the metal foil (31) and other end extended into the first space (15), and an outer tube (5) connected to the inner tube (1) to form a second space (51) between the outer tube (5) and the inner tube (1), wherein the second space (51) has a second gas enclosed therein and the second gas contains oxygen in a concentration of 1.0 volume % or less.
Bibliography:Application Number: US20080867520