High-pressure discharge lamp
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United States of America Patent
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Apr 4, 1995
Grant Date -
N/A
app pub date -
Jul 13, 1992
filing date -
Aug 20, 1991
priority date (Note) -
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Abstract
A high-pressure discharge lamp with a ceramic discharge vessel (8) compri a tubular current feedthrough (10) of a metal whose thermal coefficient of expansion is smaller than that of the ceramics. Gas-tightness is obtained by an internal support member (16) located within the current feedthrough (10).
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