Patents
Patents for B64C 29 - Aircraft capable of landing or taking-off vertically (1,986)
11/1995
11/08/1995EP0448711B1 Jam resistant ball screw actuator
10/1995
10/03/1995US5454531 Ducted propeller aircraft (V/STOL)
08/1995
08/31/1995DE4405975A1 VTOL swept wing, e.g. canard aircraft
08/30/1995EP0668829A1 Flight device.
08/16/1995EP0667283A1 Hybrid aircraft
08/01/1995US5437419 Rotorcraft blade-vortex interaction controller
07/1995
07/12/1995EP0629164A4 Thrust vectoring free wing aircraft.
07/05/1995EP0661206A1 An unmanned vertical take-off and landing, horizontal cruise, air vehicle
05/1995
05/30/1995US5419514 VTOL aircraft control method
04/1995
04/18/1995US5407150 Thrust unit for VTOL aircraft
04/11/1995US5405105 Tilt wing VTOL aircraft
04/05/1995EP0646084A1 An unmanned aerial vehicle having ducted, coaxial counter-rotating rotors
03/1995
03/30/1995WO1995008472A1 Flight device
03/30/1995CA2149759A1 Flight vehicle
03/16/1995WO1995007215A1 Hybrid aircraft
03/16/1995CA2148797A1 Combined flying machine
03/07/1995US5395073 STOL/VTOL free wing aircraft with articulated tail boom
02/1995
02/21/1995US5390877 Vectorable nozzle for aircraft
02/15/1995CN1098692A Helicopter
01/1995
01/17/1995US5381985 Wingtip mounted, counter-rotating proprotor for tiltwing aircraft
12/1994
12/21/1994EP0629164A1 Thrust vectoring free wing aircraft
12/20/1994US5374010 Deflected slipstream vertical lift airplane structure
12/13/1994US5372337 Unmanned aerial aircraft having a single engine with dual jet exhausts
11/1994
11/30/1994EP0601212A4 Multifunctional flying vehicle.
11/02/1994EP0621843A1 Lockable free wing aircraft
11/02/1994EP0539464A4 Thrust unit for vtol aircraft
10/1994
10/20/1994DE4411854A1 Flying wing which is independent of takeoff and landing runways
10/19/1994EP0596131A4 Flying vehicle.
10/05/1994EP0522035B1 Propeller with twistable blades
09/1994
09/20/1994CA2042235C Unmanned flight vehicle including counter rotating rotors positioned within a toroidal shroud and operable to provide all required vehicle flight controls
08/1994
08/23/1994US5340279 Snubber assembly for a rotor assembly having ducted, coaxial counter-rotating rotors
08/23/1994US5340057 Thrust vectoring free wing aircraft
08/18/1994WO1994011246A3 Vtol-plane, aircraft drive, type of flight and landing area
08/04/1994WO1994016942A1 Stol/vtol free wing aircraft with articulated tail boom
08/04/1994CA2154160A1 Stol/vtol free wing aircraft with articulated tail boom
07/1994
07/07/1994WO1994000347A3 An unmanned aerial vehicle having ducted, coaxial counter-rotating rotors
06/1994
06/29/1994CA2112067A1 Unmanned vertical take-off and landing, horizontal cruise, air vehicle
06/15/1994EP0601212A1 Multifunctional flying vehicle
06/14/1994US5320305 Propulsion system for an aircraft providing V/STOL capability
06/07/1994US5318248 Vertical lift aircraft
05/1994
05/26/1994WO1994011246A2 Vtol-plane, aircraft drive, type of flight and landing area
05/19/1994DE4237873A1 Vertical take-off aircraft with active drive and control torque - has drive gas collected in gas channel and conducted via special outlets over complete wing and tailplane surfaces
05/17/1994US5312069 Propulsion system for an aircraft providing V/STOL capability
05/11/1994EP0596131A1 Flying vehicle
05/11/1994DE4237642A1 VSTOL aircraft with fuselage and drive - has no movable steering parts, with pilot's steering by weight displacement
04/1994
04/20/1994EP0448672B1 Drive system for tiltrotor aircraft
04/19/1994US5303879 Aircraft with a ducted fan in a circular wing
03/1994
03/22/1994US5295643 Unmanned vertical take-off and landing, horizontal cruise, air vehicle
03/11/1994WO1994010035A1 'meston' spacecraft with an escape system for the crew
03/01/1994US5289994 Equipment carrying remote controlled aircraft
02/1994
02/08/1994US5284419 Propeller with blades which can be twisted
01/1994
01/25/1994US5280863 Lockable free wing aircraft
01/20/1994WO1994001326A1 Multifunctional flying vehicle
01/20/1994CA2117186A1 Multipurpose airborne vehicle
01/11/1994US5277380 Toroidal fuselage structure for unmanned aerial vehicles having ducted, coaxial, counter-rotating rotors
01/06/1994WO1994000347A2 An unmanned aerial vehicle having ducted, coaxial counter-rotating rotors
01/05/1994EP0455797B1 Apparatus and method for folding and locking rotor blades
01/05/1994CN1080253A Flyer
01/04/1994US5275356 Propulsion system for a V/STOL aircraft
12/1993
12/21/1993US5271222 Jet propulsion powerplants
12/09/1993WO1993024366A1 Flying vehicle
11/1993
11/09/1993CA1324120C Thrust-deflecting vane devices of v/stol aircraft
10/1993
10/27/1993EP0566891A1 Vertical lift aircraft
09/1993
09/21/1993US5246188 Wing turbines in conjuction with propulsion systems for aircraft and helicopters
09/16/1993WO1993017908A1 Thrust vectoring free wing aircraft
09/16/1993CA2131986A1 Thrust vectoring free wing aircraft
09/07/1993US5242132 V-STOL flying boat
08/1993
08/04/1993EP0553490A1 Flying vehicle
07/1993
07/30/1993CA2087232A1 Aircraft with a ducted fan in a circular wing
06/1993
06/30/1993CN1073642A Air cushion spacecraft with wings
06/23/1993CN1073406A Aircraft having light and small wings without airfield
06/16/1993EP0505509A4 Turbocraft
05/1993
05/27/1993WO1993010000A1 Lockable free wing aircraft
05/11/1993US5209428 Propulsion system for a vertical and short takeoff and landing aircraft
05/05/1993EP0539464A1 Thrust unit for vtol aircraft
03/1993
03/04/1993WO1993003961A1 Shroud geometry for unmanned aerial vehicles
01/1993
01/13/1993EP0522035A1 Propeller with twistable blades.
01/12/1993US5178344 VTOL aircraft
11/1992
11/10/1992US5161741 Aircraft nozzle control apparatus
10/1992
10/06/1992US5152478 Unmanned flight vehicle including counter rotating rotors positioned within a toroidal shroud and operable to provide all required vehicle flight controls
09/1992
09/30/1992EP0505509A1 Turbocraft
09/29/1992US5150857 Shroud geometry for unmanned aerial vehicles
09/22/1992US5149012 Aircraft
09/08/1992US5145129 Unmanned boom/canard propeller v/stol aircraft
08/1992
08/25/1992US5141176 Tilt wing VTOL aircraft
07/1992
07/21/1992US5131605 Four engine VTOL aircraft
05/1992
05/26/1992US5115996 Vtol aircraft
05/19/1992US5114096 Tail sitter airplane
05/13/1992CN1061004A Turbine aircraft capable of taking off and landing vertically
05/06/1992EP0418218B1 Hp-01 four-blade flying apparatus
03/1992
03/24/1992US5098034 Vertical/short takeoff or landing aircraft having a rotatable wing and tandem supporting surfaces
03/24/1992US5098022 Flow diverting nozzle for a gas turbine engine
03/17/1992US5096140 Aircraft with engine pods tiltable about a transverse axis
03/03/1992US5092539 Jam resistant ball screw actuator
02/1992
02/11/1992US5086993 Airplane with variable-incidence wing
02/06/1992WO1992001603A1 Thrust unit for vtol aircraft
12/1991
12/10/1991US5071088 High lift aircraft
11/1991
11/21/1991EP0457710A2 An unmanned flight vehicle including counter rotating rotors positioned within a toroidal shroud and operable to provide all required vehicle flight controls
11/14/1991WO1991017083A1 Propulsion system for a vertical and short takeoff and landing aircraft
11/12/1991US5064143 Aircraft, having a pair of counter rotating rotors
1 ... 8 9 10 11 12 13 14 15 16 17 18 19 20