Flashbulb with a heat shield
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United States of America Patent
Stats
-
Jan 23, 1990
Grant Date -
N/A
app pub date -
Feb 3, 1988
filing date -
Feb 6, 1987
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
A flashbulb wherein short radii curvatures are allowed for a curved plasma channel without overloading the walls, so that a high luminance is obtained. The discharge space (9) between two electrodes (4, 5) is annularly formed. The outside wall (1) forms a closed hollow cylinder of glass. The outside wall (1) forms a closed hollow cylinder of glass. The inside walls (7, 8) are composed of white ceramic material which is hermetically fused to the glass.
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Family
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Cited Art Landscape
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