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Class Information
Number: 244/25
Name: Aeronautics > Aircraft, lighter-than-air > Airships with sustaining wings
Description: Propelled aeronautical machines sustained by their buoyancy relative to the air, having also provision for sustentation by aerodynamic action on airfoils in fixed relation to the machines.










Patents under this class:

Patent Number Title Of Patent Date Issued
8645005 Multipurpose modular airship systems and methods Feb. 4, 2014
8474746 Aircraft configured for vertically ascending and landing Jul. 2, 2013
8342442 Advanced airship technologies Jan. 1, 2013
8157204 Double fuselage aircraft Apr. 17, 2012
8157205 Multibody aircrane Apr. 17, 2012
7341223 Hybrid unmanned vehicle for high altitude operations Mar. 11, 2008
7131613 High-altitude launching of rockets lifted by helium devices and platforms with rotatable wings Nov. 7, 2006
7036768 Multi-purpose airship May. 2, 2006
6880783 Hybrid air vehicle having air cushion landing gear Apr. 19, 2005
6824098 VTOL parafoil aircraft Nov. 30, 2004
6749153 Survivable and reusable launch vehicle Jun. 15, 2004
6581873 Hybrid winged airship (dynastat) Jun. 24, 2003
6471159 Airship shaped space craft Oct. 29, 2002
6435453 High speed rotor aircraft Aug. 20, 2002
6328622 Submersible water toy Dec. 11, 2001
6315242 Propulsion system for a semi-buoyant vehicle with an aerodynamic Nov. 13, 2001
6293493 Pressure stabilized gasbag for a partially buoyant vehicle Sep. 25, 2001
6196498 Semi-buoyant vehicle with aerodynamic lift capability Mar. 6, 2001
6142414 Rotor--aerostat composite aircraft Nov. 7, 2000
5823468 Hybrid aircraft Oct. 20, 1998
5518205 High altitude, long duration surveillance system May. 21, 1996
5425515 Aircraft Jun. 20, 1995
5383627 Omnidirectional propelling type airship Jan. 24, 1995
5240206 Airship Aug. 31, 1993
5115997 Surveillance balloon May. 26, 1992
5096141 Aircrane Mar. 17, 1992
5082205 Semi-buoyant composite aircraft with non-rotating aerostat Jan. 21, 1992
5005783 Variable geometry airship Apr. 9, 1991
5000398 Flying multi-purpose aircraft carrier and method of V/STOL assisted flight Mar. 19, 1991
4889297 Light aircraft for short-distance takeoff and landing Dec. 26, 1989
4850551 Propulsion system for a buoyant vehicle Jul. 25, 1989
4450364 Lighter than air wind energy conversion system utilizing a rotating envelope May. 22, 1984
4272042 Airship and associated apparatus and method for anchoring same Jun. 9, 1981
4261534 Inflated wing aircraft Apr. 14, 1981
4149688 Lifting body aircraft for V/STOL service Apr. 17, 1979
4085912 Convertible airship Apr. 25, 1978
4052025 Semi-buoyant aircraft Oct. 4, 1977
4050653 Balloon Sep. 27, 1977











 
 
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