Aeronautics and astronautics – Aircraft – lighter-than-air
Reexamination Certificate
2005-04-26
2009-08-04
Eldred, J. Woodrow (Department: 3641)
Aeronautics and astronautics
Aircraft, lighter-than-air
C244S030000, C244S097000, C244S098000, C244S099000
Reexamination Certificate
active
07568656
ABSTRACT:
A system for controlling lift of an aircraft comprises an inflatable compartment for containing a gas which is lighter than air. A receiver receives and stores the gas in a compressed condition. Means are provided for compressing the gas and transferring it from the inflatable compartment into the receiver thus reducing the lift force on the aircraft.
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Eldred J. Woodrow
Fulbright & Jaworski LLP
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