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Class Information
Number: 244/204
Name: Aeronautics > Aircraft sustentation > Sustaining airfoils > With lift modification > Variable > By controlling boundary layer
Description: Variable lift modifier comprising means within the airfoil, or externally adjacent the surface and upstream of the trailing edge, intended to affect a flow characteristic of that portion of the stream of air which is immediately adjacent the surface of the airfoil.
Sub-classes under this class:
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7604201 |
Nacelle drag reduction device for a turbofan gas turbine engine |
Oct. 20, 2009 |
| 7510149 |
System and method to control flowfield vortices with micro-jet arrays |
Mar. 31, 2009 |
| 7475853 |
Method and system for regulating external fluid flow over an object's surface, and particularly a wing and diffuser |
Jan. 13, 2009 |
| 7448578 |
Aircraft with forward opening inlay spoilers for yaw control |
Nov. 11, 2008 |
| 7410133 |
Miniature trailing edge effector for aerodynamic control |
Aug. 12, 2008 |
| 7364118 |
Propulsion arrangement |
Apr. 29, 2008 |
| 7334760 |
Flow control device and method of controlling flow |
Feb. 26, 2008 |
| 7331752 |
Method of conversion of continuous medium flow energy and device for conversion of continuous medium flow energy |
Feb. 19, 2008 |
| 7275721 |
Arrangement for generating vortexes |
Oct. 2, 2007 |
| 7251592 |
Boundary layer transition model |
Jul. 31, 2007 |
| 7147269 |
Airflow control devices using current |
Dec. 12, 2006 |
| 7147271 |
Airflow control devices with planar surfaces |
Dec. 12, 2006 |
| 7143983 |
Passive jet spoiler for yaw control of an aircraft |
Dec. 5, 2006 |
| 7118071 |
Methods and systems for controlling lower surface shocks |
Oct. 10, 2006 |
| 7048235 |
Slotted aircraft wing |
May. 23, 2006 |
| 7028954 |
Microfabricated translational stages for control of aerodynamic loading |
Apr. 18, 2006 |
| 7000870 |
Laminar flow wing for transonic cruise |
Feb. 21, 2006 |
| 6994297 |
Method and apparatus for controlling a vehicle |
Feb. 7, 2006 |
| 6994045 |
Superhydrophobic coating |
Feb. 7, 2006 |
| 6869049 |
Method and apparatus for modulating flow separation |
Mar. 22, 2005 |
| 6866234 |
Method and device for altering the separation characteristics of air-flow over an aerodynamic surface via intermittent suction |
Mar. 15, 2005 |
| 6866233 |
Reconfigurable porous technology for fluid flow control and method of controlling flow |
Mar. 15, 2005 |
| 6837465 |
Flow control device and method of controlling flow |
Jan. 4, 2005 |
| 6824108 |
Active drag modulation system and method |
Nov. 30, 2004 |
| 6821090 |
Gust alleviation/flutter suppression device |
Nov. 23, 2004 |
| 6796532 |
Surface plasma discharge for controlling forebody vortex asymmetry |
Sep. 28, 2004 |
| 6793177 |
Active drag and thrust modulation system and method |
Sep. 21, 2004 |
| 6751530 |
Aerial vehicle controlled and propelled by oscillatory momentum generators and method of flying a vehicle |
Jun. 15, 2004 |
| 6682022 |
Boundary layer control of aerodynamic airfoils |
Jan. 27, 2004 |
| 6682021 |
System and method for actively manipulating and controlling fluid flow over a surface |
Jan. 27, 2004 |
| 6651935 |
Method and apparatus for control of shock/boundary-layer interactions |
Nov. 25, 2003 |
| 6641089 |
Flap arrangement for varying the aerodynamic lift generated by an aerodynamic element of an aircraft |
Nov. 4, 2003 |
| 6629674 |
Method and apparatus for modulating airfoil lift |
Oct. 7, 2003 |
| 6612524 |
Forebody vortex alleviation device |
Sep. 2, 2003 |
| 6584924 |
Apparatus for controlling pressure recovery |
Jul. 1, 2003 |
| 6520455 |
Method and apparatus for reducing turbulent drag |
Feb. 18, 2003 |
| 6488238 |
Boundary layer control of aerodynamic airfoils |
Dec. 3, 2002 |
| 6484971 |
Control of flow separation and related phenomena on aerodynamic surfaces |
Nov. 26, 2002 |
| 6474593 |
Guided bullet |
Nov. 5, 2002 |
| 6471477 |
Jet actuators for aerodynamic surfaces |
Oct. 29, 2002 |
| 6464167 |
Vehicle with vertical wings and a stabilizing torque system of jets to use fluid energy for forward motion |
Oct. 15, 2002 |
| 6427948 |
Controllable vortex generator |
Aug. 6, 2002 |
| 6390418 |
Tangentially directed acoustic jet controlling boundary layer |
May. 21, 2002 |
| 6375118 |
High frequency excitation apparatus and method for reducing jet and cavity noise |
Apr. 23, 2002 |
| 6371414 |
System and method for manipulating and controlling fluid flow over a surface |
Apr. 16, 2002 |
| 6356816 |
Method and apparatus for reducing drag in marine vessels |
Mar. 12, 2002 |
| 6332593 |
Method and apparatus for reducing turbulent drag |
Dec. 25, 2001 |
| 6273371 |
Method for interfacing a pilot with the aerodynamic state of the surfaces of an aircraft and body interface to carry out this method |
Aug. 14, 2001 |
| 6267331 |
Airfoil with dynamic stall control by oscillatory forcing |
Jul. 31, 2001 |
| 6247670 |
Active flaperon assembly |
Jun. 19, 2001 |
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