WATER DRAIN TOOL
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United States of America Patent
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Issued Date -
Sep 8, 2011
app pub date -
Feb 17, 2011
filing date -
Mar 4, 2010
priority date (Note) -
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Abstract
A water drain tool for opening a water drain valve of an aircraft fuel tank, the tool comprising a probe and a heat source, wherein the probe is adapted to engage the valve in order to open it and the heat source is adapted to direct heat towards the valve when the valve is being opened. The valve is heated with the probe in order to melt ice formed within the valve which may otherwise impede its normal operation.
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