Articulated heliport pad
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United States of America Patent
Stats
-
May 30, 1989
Grant Date -
N/A
app pub date -
Mar 9, 1987
filing date -
Mar 9, 1987
priority date (Note) -
Expired
status (Latency Note)
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Abstract
An articulated heliport pad in which the pilot controls the rotation of a central disk for last minute changes in wind direction as well as the operation of a unique hold-down device.
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Cited Art Landscape
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