High torque aerial lift (HTAL)
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United States of America Patent
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-
Dec 4, 2012
Grant Date -
Nov 24, 2011
app pub date -
Aug 24, 2007
filing date -
Aug 24, 2006
priority date (Note) -
In Force
status (Latency Note)
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Abstract
An aircraft includes a housing and a powerplant coupled to the housing and configured to rotate a drive shaft around its longitudinal axis. The aircraft may include at least one lift fan assembly coupled to its housing and including a gearbox and at least one lift fan. The gearbox is coupled to the drive shaft and configured to transfer rotational energy from the drive shaft to the lift fan or fans. The lift fan assembly or assemblies may include at least two pivot assemblies, the first pivot assembly configured to pivot the lift fan assembly on a first axis and the second pivot assembly configured to pivot the lift fan assembly on a second axis that is substantially perpendicular to the first axis.
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