High intensity discharge lamp having compliant seal

In certain embodiments, a lamp is provided with an arc envelope including a ceramic, an end member including a material different from the ceramic, and a compliant seal disposed between the end member and the arc envelope. The compliant seal includes a plurality of layers having different thermal ex...

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Bibliographic Details
Main Authors RAHMANE MOHAMED, VARTULI JAMES, KNUDSEN BRUCE, BEWLAY BERNARD, BREWER JAMES
Format Patent
LanguageEnglish
Published 27.05.2008
Subjects
BASIC ELECTRIC ELEMENTS
ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
ELECTRICITY
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Summary:In certain embodiments, a lamp is provided with an arc envelope including a ceramic, an end member including a material different from the ceramic, and a compliant seal disposed between the end member and the arc envelope. The compliant seal includes a plurality of layers having different thermal expansion characteristics in an order of gradual change between the arc envelope and the end member.
Bibliography:Application Number: US20050289128