Patents
Patents for B64C 23 - Influencing air-flow over aircraft surfaces, not otherwise provided for (1,943)
02/2003
02/04/2003US6513761 Method and apparatus for reducing trailing vortices in the wake of an aircraft
02/04/2003US6513754 Transonic flow shockwave position stabilizer
01/2003
01/30/2003WO2003008267A1 Ovate loop tip for rotary-wing blades
01/15/2003CN1390743A Effectively power-boosting ground effect aircraft
01/09/2003DE20211664U1 Controllable side rudders are installed along or close to vertical axis of aircraft above and/or below fuselage and operate synchronously with the tail rudder
01/08/2003EP1272387A1 Design of viscoelastic coatings to reduce turbulent friction drag
01/03/2003WO2003000547A1 A winglet
01/03/2003CA2450025A1 A winglet
12/2002
12/27/2002WO2002103304A2 Method and apparatus for reducing turbulent drag
12/26/2002US20020195526 Method and apparatus for boundary layer reattachment using piezoelectric synthetic jet actuators
12/19/2002US20020190165 Modification of fluid flow about bodies and surfaces through virtual aero-shaping of airfoils with synthetic jet actuators
12/19/2002US20020190164 Method and apparatus for control of shock/boundary-layer interactions
12/12/2002WO2002047979A3 Aircraft with elliptical winglets
12/10/2002US6491260 Noise reducing vortex generators on aircraft wing control surfaces
12/05/2002US20020179777 Movable surface plane
11/2002
11/27/2002CN1381381A Equipment for generating force difference
11/26/2002US6484971 Control of flow separation and related phenomena on aerodynamic surfaces
11/26/2002US6484968 Aircraft with elliptical winglets
11/07/2002US20020162917 Wing tip extension for a wing
11/06/2002EP1254048A1 Passive aerodynamic sonic boom suppression for supersonic aircraft
11/05/2002US6474604 Mobius-like joining structure for fluid dynamic foils
10/2002
10/29/2002US6471477 Jet actuators for aerodynamic surfaces
10/29/2002US6471157 Device and method for reducing aircraft noise
10/24/2002WO2002083497A1 Cylindrical wing tip with helical slot
10/17/2002WO2002081304A1 Turbulent flow drag reduction
10/17/2002WO2002081303A1 Turbulent flow drag reduction
10/17/2002WO2002081290A1 An improved vehicle
10/17/2002DE10117721A1 Wing tip extension has gradual increase in local V shape between wing connection region and tip
10/09/2002EP0870116B1 Device for breaking whirls at a surface submerged by a turbulent flow
09/2002
09/19/2002WO2002072421A2 Modification of fluid flow about bodies and surfaces through virtual aero-shaping of airfoils with synthetic jet actuators
09/19/2002US20020131474 Temperature measuring device
09/12/2002US20020125376 Method and apparatus for reducing turbulent drag
09/10/2002US6446904 Aircraft weapons bay high frequency acoustic suppression apparatus
09/05/2002US20020121576 Process and device for accelerating the destruction of at least two vortices in the wake of a moving body, particularly an aircraft
09/05/2002DE10107515A1 Rotor/carrier surface for rotating wing has drive axis at right angle to direction of lift
09/04/2002EP1236641A1 Device and method for accelerating the destruction of at least two wake vortices, in particular aircraft wake vortices
08/2002
08/13/2002US6431499 Wing comprising a distal wing grid
08/06/2002US6427948 Controllable vortex generator
07/2002
07/23/2002US6422518 Aircraft with means for a premature breakdown of the wing vortex pair
07/18/2002US20020092947 Aircraft with elliptical Winglets
07/03/2002EP1219537A2 Control of flow separation and related phenomena on aerodynamic surfaces
07/02/2002US6412732 Apparatus and method for enhancement of aerodynamic performance by using pulse excitation control
06/2002
06/27/2002WO2002050436A1 Method for reducing head resistance of a moving object and device for carrying out said method.
06/27/2002US20020081198 Jet actuators for aerodynamic surfaces
06/27/2002US20020079405 Control of flow separation and related phenomena on aerodynamic surfaces
06/20/2002WO2002047979A2 Aircraft with elliptical winglets
06/20/2002DE10060548A1 Exhaust gas diffuser for gas-turbine-powered aircraft
06/06/2002US20020066831 Lifting surface with active variable tip member and method for influencing lifting surface behavior therewith
05/2002
05/28/2002US6394397 Lifting surface with active variable tip member and method for influencing lifting surface behavior therewith
05/23/2002US20020060272 Wing comprising a distal wing grid
05/21/2002US6390418 Tangentially directed acoustic jet controlling boundary layer
05/15/2002EP1205384A2 Wing grid type wing tip
05/10/2002WO2002037661A1 Electrostatic/pneumatic actuators for active surfaces
05/10/2002CA2427822A1 Electrostatic/pneumatic actuators for active surfaces
05/10/2002CA2357715A1 Wing comprising a distal wing grid
05/07/2002US6382561 Trailing edge wedge for an aircraft wing
04/2002
04/30/2002US6379110 Passively driven acoustic jet controlling boundary layers
04/30/2002US6378803 Aircraft lift arrangement
04/25/2002US20020047072 Lift multiplying device for aircraft
04/24/2002EP1198675A1 System and method for manipulating and controlling fluid flow over a surface
04/24/2002CN2487653Y Multifunctional rotary column tensiometer
04/16/2002US6371414 System and method for manipulating and controlling fluid flow over a surface
04/10/2002EP0862532A4 Staggered actuation of electromagnetic tiles for boundary layer control
04/04/2002WO2002026560A1 Lift generator by continuously rotating impeller
03/2002
03/27/2002EP0830285B1 A fluid propulsion system for accelerating and directionally controlling a fluid
03/19/2002US6358021 Electrostatic actuators for active surfaces
02/2002
02/28/2002DE10039109A1 Vortex wake disturbing influence measuring process involves measuring wind speed from aircraft ahead, reporting data, setting turbulence pattern, etc.
02/27/2002EP0918686B1 Improvements in or relating to fluid dynamic lift generation
02/12/2002US6345790 Subsonic aircraft with backswept wings and movable wing tip winglets
01/2002
01/31/2002WO2001054975A3 Vortex generation for control of the air flow along the surface of an airfoil
01/17/2002DE10053134A1 Lift system for lift-creating rotors has axes with rolls in star pattern rotating about center point
01/16/2002CN1077857C Method and appts. for reducing airframe aerosound
01/09/2002EP1169224A2 Aircraft wing and fuselage contours
01/02/2002CN1077059C Fluid propulsion system for accelerating and directionally controlling fluid
12/2001
12/25/2001US6332593 Method and apparatus for reducing turbulent drag
12/13/2001DE10027938A1 Aerofoil section with lift-increasing trailing edge, in which trailing edge has spoilers on one or both sides to cause flow breakaway
12/05/2001EP1159534A1 Vibration-driven acoustic jet controlling boundary layer separation
11/2001
11/28/2001EP1156962A2 Tangentially directed acoustic jet controlling boundary layers
11/28/2001EP1156961A1 Passively driven acoustic jet controlling boundary layers
11/27/2001US6322024 Lift multiplying device for aircraft
11/21/2001EP1155956A2 A fluid propulsion system for accelerating and directionally controlling a fluid
11/21/2001EP0970004B1 Device for eliminating vortex in an aeroplane trail
11/20/2001US6318677 Method and apparatus for generating a stable leading-edge lifting-vortex controller
11/13/2001US6316490 Substituted aryl compounds useful as modulators of acetylcholine receptors
11/08/2001DE10020177A1 Einrichtung zur Lärmminderung an Tragflügeln von Flugzeugen Means to reduce noise at wings of airplanes
10/2001
10/31/2001EP1149761A1 Noise damping device for aircraft wings
10/30/2001US6308913 Method for reducing wave resistance in airplane
10/30/2001CA2136000C Wing with a wing grid as the end section
10/25/2001US20010032907 Noise reducing vortex generators on aircraft wing control surfaces
10/25/2001DE10018389A1 Vorrichtung sowie Verfahren zur Reduzierung von Nachlaufwirbeln hinter Flugzeugen im Landeanflug Apparatus and method for reducing trailing vortices behind aircraft in landing approach
10/24/2001CN1319063A Load-bearing structure with reduced tip vortex
10/18/2001WO2001076934A1 Design of viscoelastic coatings to reduce turbulent friction drag
10/18/2001US20010030264 Method and apparatus for reducing trailing vortices in the wake of an aircraft
10/17/2001EP1145954A1 Device and method for reducing trailing vortices behind aircraft on approach to land
10/16/2001US6302360 Vortex generation for control of the air flow along the surface of an airfoil
10/11/2001WO2001074660A1 Vane-airfoil combination
10/11/2001DE10015942A1 Vibration and sound damping process for aerodynamic lift surfaces involves creating pressure in cavity of lift surface
10/10/2001EP1141554A1 Electrostatic/pneumatic actuators for active surfaces
09/2001
09/18/2001US6289665 Aircraft air conditioner energy recovery method
09/11/2001US6288472 Electrostatic/pneumatic actuators for active surfaces
1 ... 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20