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Class Information
Number: 244/206
Name: Aeronautics > Aircraft sustentation > Sustaining airfoils > With lift modification > Variable > By controlling boundary layer > With rotating member
Description: Boundary layer control means comprising a member attached to the airfoil with its axis substantially perpendicular to the direction of motion of the air stream, and mounted for spinning about that axis.










Patents under this class:

Patent Number Title Of Patent Date Issued
8573542 Aerofoil slot blowing Nov. 5, 2013
8448905 Aircraft with aerodynamic lift generating device May. 28, 2013
8408498 Aerodynamic body and high-lift system comprising such an aerodynamic body Apr. 2, 2013
7997538 Aerodynamic fan control effector Aug. 16, 2011
7794011 Aerodynamic properties of ground vehicles Sep. 14, 2010
7708229 Circulation controlled airfoil May. 4, 2010
6824109 Lift adjusting device for aircraft Nov. 30, 2004
6641089 Flap arrangement for varying the aerodynamic lift generated by an aerodynamic element of an aircraft Nov. 4, 2003
6622973 Movable surface plane Sep. 23, 2003
6322024 Lift multiplying device for aircraft Nov. 27, 2001
6123296 Self-actuated flow control system Sep. 26, 2000
5803409 Method and apparatus for reducing the drag of flows over surfaces Sep. 8, 1998
5681014 Torsional twist airfoil control means Oct. 28, 1997
5590854 Movable sheet for laminar flow and deicing Jan. 7, 1997
5549260 Active control device for aircraft tail buffet alleviation Aug. 27, 1996
5449131 Vertical nose strake for aircraft stability and control Sep. 12, 1995
5236149 Boundary layer control device for tilt rotor configuration Aug. 17, 1993
5207397 Rotatable nose and nose boom strakes and methods for aircraft stability and control May. 4, 1993
5195702 Rotor flap apparatus and method Mar. 23, 1993
5180119 Vertical lift system through tangential blowing of air jets channelled over the top of rotating cylinders Jan. 19, 1993
5139215 Guided missiles Aug. 18, 1992
5100085 Aircraft wingtip vorticity redistribution apparatus Mar. 31, 1992
4576581 Reversible Magnus propeller Mar. 18, 1986
4535714 Rudder rotor for watercraft and floating equipment Aug. 20, 1985
4307677 Rudder for aquatic craft and floating apparatus Dec. 29, 1981
4100876 Hydrofoil fixed strut steering control Jul. 18, 1978











 
 
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