Solid state illuminator for bi-color ported water level gauges
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United States of America Patent
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-
Apr 3, 2007
Grant Date -
Dec 29, 2005
app pub date -
Sep 1, 2005
filing date -
Nov 4, 2002
priority date (Note) -
In Force
status (Latency Note)
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Abstract
A solid state illuminator and display means are provided for bi-coloured ported water level gauges suitable for use in high pressure steam drums or similar water/steam devices to facilitate making an accurate determination of water level in such a device. The illuminator comprises an array of bi-coloured solid state light emitting diodes (LEDs), as the light source, and a precision lens to focus the light provided from the LEDs through a gauge body and onto the view screen.
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