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Class Information
Number: 244/201
Name: Aeronautics > Aircraft sustentation > Sustaining airfoils > With lift modification > Variable
Description: Lift modification devices including means to vary or adjust the modification.
Sub-classes under this class:
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7568657 |
VTOL personal aircraft |
Aug. 4, 2009 |
| 7448578 |
Aircraft with forward opening inlay spoilers for yaw control |
Nov. 11, 2008 |
| 7384016 |
Adaptive compliant wing and rotor system |
Jun. 10, 2008 |
| 7367532 |
High lift longitudinal axis control system |
May. 6, 2008 |
| 7275722 |
Wing tip device |
Oct. 2, 2007 |
| 7178395 |
Control logic for fluid flow control devices |
Feb. 20, 2007 |
| 7059664 |
Airflow control devices based on active materials |
Jun. 13, 2006 |
| 7014142 |
Low-drag rotor/wing flap |
Mar. 21, 2006 |
| 6966526 |
Dragless flight control system for flying objects |
Nov. 22, 2005 |
| 6921052 |
Dragless flight control system for flying objects |
Jul. 26, 2005 |
| 6910661 |
Geometric morphing wing |
Jun. 28, 2005 |
| 6892989 |
Method for reducing the drag of blunt-based vehicles by adaptively increasing forebody roughness |
May. 17, 2005 |
| 6834835 |
Telescopic wing system |
Dec. 28, 2004 |
| 6827314 |
Aircraft with active control of the warping of its wings |
Dec. 7, 2004 |
| 6824108 |
Active drag modulation system and method |
Nov. 30, 2004 |
| 6682021 |
System and method for actively manipulating and controlling fluid flow over a surface |
Jan. 27, 2004 |
| 6588709 |
Apparatus for variation of a wall skin |
Jul. 8, 2003 |
| 6513761 |
Method and apparatus for reducing trailing vortices in the wake of an aircraft |
Feb. 4, 2003 |
| 6474593 |
Guided bullet |
Nov. 5, 2002 |
| 6422518 |
Aircraft with means for a premature breakdown of the wing vortex pair |
Jul. 23, 2002 |
| 6398167 |
Aircraft braking system |
Jun. 4, 2002 |
| 6394397 |
Lifting surface with active variable tip member and method for influencing lifting surface behavior therewith |
May. 28, 2002 |
| 6394396 |
Aerodynamic noise reducing structure for aircraft wing slats |
May. 28, 2002 |
| 6371414 |
System and method for manipulating and controlling fluid flow over a surface |
Apr. 16, 2002 |
| 6360997 |
Automatic wing-flap |
Mar. 26, 2002 |
| 6286789 |
Configurable aerial vehicle aerosurface |
Sep. 11, 2001 |
| 6220549 |
Method and apparatus for fabricating panels used for the active control of surface drag |
Apr. 24, 2001 |
| 6199796 |
Adaptive pneumatic wing for fixed wing aircraft |
Mar. 13, 2001 |
| 6161802 |
Trapped vortex airfoil nose |
Dec. 19, 2000 |
| 6129308 |
Delta-shaped aircraft with variable camber fuselage and wing |
Oct. 10, 2000 |
| 6123296 |
Self-actuated flow control system |
Sep. 26, 2000 |
| 6109567 |
Flight controls with automatic balance |
Aug. 29, 2000 |
| 6082679 |
Active system for early destruction of trailing vortices |
Jul. 4, 2000 |
| 6076775 |
Airfoil with a landing flap having a flexible trailing edge |
Jun. 20, 2000 |
| 6059236 |
Tangential force panel for active flow control of a conductive fluid |
May. 9, 2000 |
| 6045095 |
Vane-airfoil combination |
Apr. 4, 2000 |
| 6042059 |
System and method of vortex wake control using vortex leveraging |
Mar. 28, 2000 |
| 6002972 |
Method and apparatus for measuring forces based upon differential pressure between surfaces of an aircraft |
Dec. 14, 1999 |
| 5884872 |
Oscillating flap lift enhancement device |
Mar. 23, 1999 |
| 5806808 |
Airfoil lift management device |
Sep. 15, 1998 |
| 5803409 |
Method and apparatus for reducing the drag of flows over surfaces |
Sep. 8, 1998 |
| 5737222 |
Apparatus for measuring lift forces based upon differential pressure between surfaces of an aircraft |
Apr. 7, 1998 |
| 5662294 |
Adaptive control surface using antagonistic shape memory alloy tendons |
Sep. 2, 1997 |
| 5540406 |
Hydrofoils and airfoils |
Jul. 30, 1996 |
| 5457630 |
System for onboard lift analysis and apparatus therefor |
Oct. 10, 1995 |
| 5366177 |
Laminar flow control apparatus for aerodynamic surfaces |
Nov. 22, 1994 |
| 5354017 |
Method for controlling turbulence |
Oct. 11, 1994 |
| 5320310 |
Articulated wing mechanism |
Jun. 14, 1994 |
| 4998689 |
90 degree rotation aircraft wing |
Mar. 12, 1991 |
| 4986493 |
Convertible fixed wing aircraft |
Jan. 22, 1991 |
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