Mechanical aircraft sill height indicator
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United States of America Patent
Stats
-
Mar 13, 2018
Grant Date -
Feb 23, 2017
app pub date -
Aug 18, 2015
filing date -
Aug 18, 2015
priority date (Note) -
In Force
status (Latency Note)
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Abstract
An evacuation system is provided. The system may comprise a door sill, a girt coupled to the door sill, a slide coupled to the girt, and a measurement device coupled the girt and/or the slide. The measurement device may further comprise a line having a predetermined length and a weight coupled to the line, and the measurement device may be configured to adjust a length of the slide in response to a position of the weight. A method is also provided. The method includes opening a door to expose a door sill, inflating the emergency slide with the emergency slide coupled to the door sill, and deploying a measurement device configured to measure a height of the door sill from a surface. The measurement device may comprise a line coupled to the door sill and a buoyant weight coupled to the line, and wherein the line has a predetermined length.
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