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Class Information
Number: 244/198
Name: Aeronautics > Aircraft sustentation > Sustaining airfoils > With lift modification
Description: An airfoil having means associated therewith for modifying a characteristic of the support created thereby.
Sub-classes under this class:
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7558653 |
Autopilot system for a helicopter |
Jul. 7, 2009 |
| 7503527 |
Flight control method and apparatus to produce induced yaw |
Mar. 17, 2009 |
| 7484589 |
Apparatus and method for reducing aircraft noise and acoustic fatigue |
Feb. 3, 2009 |
| 7475853 |
Method and system for regulating external fluid flow over an object's surface, and particularly a wing and diffuser |
Jan. 13, 2009 |
| 7410133 |
Miniature trailing edge effector for aerodynamic control |
Aug. 12, 2008 |
| 7380756 |
Single dielectric barrier aerodynamic plasma actuation |
Jun. 3, 2008 |
| 7367532 |
High lift longitudinal axis control system |
May. 6, 2008 |
| 7357358 |
Aircraft leading edge device systems and corresponding sizing methods |
Apr. 15, 2008 |
| 7290738 |
Dual jet emerging lift augmentation system for airfoils and hydrofoils |
Nov. 6, 2007 |
| 7226015 |
Aircraft and missile forebody flow control device and method of controlling flow |
Jun. 5, 2007 |
| 7108230 |
Aircraft with topside only spoilers |
Sep. 19, 2006 |
| 6834835 |
Telescopic wing system |
Dec. 28, 2004 |
| 6834830 |
Main wing structure |
Dec. 28, 2004 |
| 6669142 |
Lifting arrangement for lateral aircraft surfaces |
Dec. 30, 2003 |
| 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 |
| 6592072 |
Spanwise tailoring of divergent trailing edge wings |
Jul. 15, 2003 |
| 6578798 |
Airlifting surface division |
Jun. 17, 2003 |
| 6478251 |
Flier structure |
Nov. 12, 2002 |
| 6474604 |
Mobius-like joining structure for fluid dynamic foils |
Nov. 5, 2002 |
| 6467732 |
Rotary blade of helicopter |
Oct. 22, 2002 |
| 6457671 |
Funneled rotary foil |
Oct. 1, 2002 |
| 6431498 |
Scalloped wing leading edge |
Aug. 13, 2002 |
| 6431499 |
Wing comprising a distal wing grid |
Aug. 13, 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 |
| 6286789 |
Configurable aerial vehicle aerosurface |
Sep. 11, 2001 |
| 6260809 |
Ovate loop for rotary-wing blades |
Jul. 17, 2001 |
| 6220549 |
Method and apparatus for fabricating panels used for the active control of surface drag |
Apr. 24, 2001 |
| 6138954 |
Aircraft funnel slat system |
Oct. 31, 2000 |
| 6102328 |
Method for reducing wave resistance in airplane |
Aug. 15, 2000 |
| 6092766 |
Process for forming a surface for contact with a flowing fluid and body with such surface regions |
Jul. 25, 2000 |
| 6045095 |
Vane-airfoil combination |
Apr. 4, 2000 |
| 5848768 |
Laminar flow skin |
Dec. 15, 1998 |
| 5634613 |
Tip vortex generation technology for creating a lift enhancing and drag reducing upwash effect |
Jun. 3, 1997 |
| 5598990 |
Supersonic vortex generator |
Feb. 4, 1997 |
| 5575442 |
Guided wing for aircraft flying at high angles of attack |
Nov. 19, 1996 |
| 5540406 |
Hydrofoils and airfoils |
Jul. 30, 1996 |
| 5518210 |
Seal plate for aircraft movable flight control surfaces |
May. 21, 1996 |
| 5457630 |
System for onboard lift analysis and apparatus therefor |
Oct. 10, 1995 |
| 5320309 |
Electromagnetic device and method for boundary layer control |
Jun. 14, 1994 |
| 5282591 |
Active vortex control for a high performance wing |
Feb. 1, 1994 |
| 5265830 |
Trailing edge splitter |
Nov. 30, 1993 |
| 5230486 |
Underwing compression vortex attenuation device |
Jul. 27, 1993 |
| 5213287 |
Wing modification method and apparatus |
May. 25, 1993 |
| 5205519 |
Boundary layer relaminarization device |
Apr. 27, 1993 |
| 5123368 |
Laminar air-flow sail |
Jun. 23, 1992 |
| 5088665 |
Serrated trailing edges for improving lift and drag characteristics of lifting surfaces |
Feb. 18, 1992 |
| 5076516 |
High drag airfoil apparatus |
Dec. 31, 1991 |
| 5071088 |
High lift aircraft |
Dec. 10, 1991 |
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