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Class Information
Number: 244/208
Name: Aeronautics > Aircraft sustentation > Sustaining airfoils > With lift modification > Variable > By controlling boundary layer > With blowing > And suction
Description: Blowing means combined with means to remove air from the air stream and draw it into the interior of the airfoil.










Patents under this class:
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Patent Number Title Of Patent Date Issued
8690106 Ejector driven flow control for reducing velocity deficit profile downstream of an aerodynamic body Apr. 8, 2014
8690107 High-lift system for an aircraft Apr. 8, 2014
8596573 Nacelle flow assembly Dec. 3, 2013
8490926 Multi-stage flow control actuation Jul. 23, 2013
8485476 Discrete co-flow jet (DCFJ) airfoil Jul. 16, 2013
8459597 Integral suction device with acoustic panel Jun. 11, 2013
8387923 Method for increasing the lift of aerodynamic surfaces and for reducing the drag Mar. 5, 2013
8376285 Active systems and methods for controlling an airfoil vortex Feb. 19, 2013
8348200 Synthetic jet actuator system and related methods Jan. 8, 2013
8282037 Nacelle flow assembly Oct. 9, 2012
8262031 Co-flow jet aircraft Sep. 11, 2012
8251319 Controlling the boundary layer of an airfoil Aug. 28, 2012
8251317 System and method for varying the porosity of an aerodynamic surface Aug. 28, 2012
8191834 Cooling system on the basis of suction of a boundary layer Jun. 5, 2012
8152109 Method and system for controlling fluid flow in relation to a foil and harnessing energy therefrom Apr. 10, 2012
8136767 Method and system for flow control with arrays of dual bimorph synthetic jet fluidic actuators Mar. 20, 2012
8128037 Apparatus and method for passive purging of micro-perforated aerodynamic surfaces Mar. 6, 2012
8128036 Vernier active flow control effector Mar. 6, 2012
8113466 System and method for drag reduction Feb. 14, 2012
8083183 Air discharge device for an aircraft Dec. 27, 2011
8033510 Lift augmentation system and associated method Oct. 11, 2011
8016244 Active systems and methods for controlling an airfoil vortex Sep. 13, 2011
8016245 Dynamic bumps for drag reduction at transonic-supersonic speeds Sep. 13, 2011
7988102 Aircraft with a fluid-duct-system Aug. 2, 2011
7922126 Aircraft component exposed to streaming surrounding air Apr. 12, 2011
7839304 Method and system for alerting aircrew to unsafe vibration levels Nov. 23, 2010
7766280 Integral suction device with acoustic panel Aug. 3, 2010
7757994 Method and device for suctioning the boundary layer Jul. 20, 2010
7748664 High performance synthetic valve/pulsator Jul. 6, 2010
7686257 Dual bimorph synthetic pulsator Mar. 30, 2010
7637462 Surface flow diverting and static charging ducted pores on wing or blade tip to reduce wake and BVI noise Dec. 29, 2009
7635107 System for aerodynamic flows and associated method Dec. 22, 2009
7331752 Method of conversion of continuous medium flow energy and device for conversion of continuous medium flow energy Feb. 19, 2008
7255309 Vernier active flow control effector Aug. 14, 2007
7143983 Passive jet spoiler for yaw control of an aircraft Dec. 5, 2006
7048230 Laminar flow nacelle for an aircraft engine May. 23, 2006
6899302 Method and device for altering the separation characteristics of flow over an aerodynamic surface via hybrid intermittent blowing and suction May. 31, 2005
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
6821090 Gust alleviation/flutter suppression device Nov. 23, 2004
6796533 Method and apparatus for boundary layer reattachment using piezoelectric synthetic jet actuators Sep. 28, 2004
6752358 Laminar flow control system and suction panel for use therewith Jun. 22, 2004
6668638 Active vortex control with moveable jet Dec. 30, 2003
6644598 Modification of fluid flow about bodies and surfaces through virtual aero-shaping of airfoils with synthetic jet actuators Nov. 11, 2003
6612524 Forebody vortex alleviation device Sep. 2, 2003
6543719 Oscillating air jets for implementing blade variable twist, enhancing engine and blade efficiency, and reducing drag, vibration, download and ir signature Apr. 8, 2003
6488238 Boundary layer control of aerodynamic airfoils Dec. 3, 2002
6412732 Apparatus and method for enhancement of aerodynamic performance by using pulse excitation control Jul. 2, 2002
6390418 Tangentially directed acoustic jet controlling boundary layer May. 21, 2002
6302360 Vortex generation for control of the air flow along the surface of an airfoil Oct. 16, 2001

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