ClassID:

72299

B64C2230/04 - CPC Classification

Classification description:

Boundary layer controls by actively generating fluid flow

Recent Application in this class:
#1
20260138751
2026-05-21

FLUIDIC PROPULSIVE SYSTEM

#2
20250353382
2025-11-20

PROPULSION SYSTEM FOR AN AIRCRAFT

#3
20250276801
2025-09-04

FLUIDIC PROPULSIVE SYSTEM AND THRUST AND LIFT GENERATOR FOR AERIAL VEHICLES

#4
20240262517
2024-08-08

Aircraft Electric Motor Cooling System

#5
20240246689
2024-07-25

FLUIDIC PROPULSIVE SYSTEM

#6
20240228053
2024-07-11

Fluidic propulsive system and thrust and lift generator for aerial vehicles

#7
20240182179
2024-06-06

EJECTOR AND AIRFOIL CONFIGURATIONS

#8
20240092494
2024-03-21

Propulsion System for an Aircraft

#9
20230272810
2023-08-31

Arrangement for influencing liquid flow and a method

#10
20230264807
2023-08-24

Arrangement for influencing liquid flow and a method

#11
20230167838
2023-06-01

APPARATUS AND METHOD FOR FLUID MANIPULATION

#12
20230117551
2023-04-20

Process and machine for load alleviation

#13
20230056996
2023-02-23

Fluid systems that include a co-flow jet

#14
20220411046
2022-12-29

VORTEX CONTROL ON ENGINE NACELLE STRAKE AND OTHER VORTEX GENERATORS

#15
20220290676
2022-09-15

CROSS FLOW FAN, LIFT GENERATION DEVICE PROVIDED WITH SAME, AND AIRCRAFT PROVIDED WITH SAME

#16
20220260098
2022-08-18

In-plane transverse momentum injection to disrupt large-scale eddies in a turbulent boundary layer

#17
20220212805
2022-07-07

Ice protection and boundary layer suction system for an aircraft aerofoil

#18
20220177115
2022-06-09

HIGH-LIFT DEVICE

#19
20220169363
2022-06-02

FREE STREAMLINE AIRFOIL

#20
20220169362
2022-06-02

Aircraft drag reduction system including an internally cooled motor system and aircraft using same

#21
20220097829
2022-03-31

Performance evaluation system of an aircraft component

#22
20220041297
2022-02-10

FLUIDIC PROPULSIVE SYSTEM AND THRUST AND LIFT GENERATOR FOR AERIAL VEHICLES

#23
20220041289
2022-02-10

Apparatus and method for heating an aircraft structure

#24
20220017207
2022-01-20

Methods and apparatus for accelerating an aircraft fuselage boundary layer via a fan powered by an auxiliary power unit of the aircraft

#25
20210323685
2021-10-21

Systems and methods for hybrid electric gas turbine engines

#26
20210300540
2021-09-30

Ducted fans having fluidic thrust vectoring

#27
20210300539
2021-09-30

Ducted fans having edgewise flow augmentation

#28
20210300538
2021-09-30

Fluidic roll control systems for use in forward flight

#29
20210300537
2021-09-30

Low observable aircraft having trinary lift fans

#30
20210300536
2021-09-30

Low observable aircraft having tandem longitudinal lift fans

#31
20210300532
2021-09-30

Fluidic split flap systems for yaw control in forward flight

#32
20210300531
2021-09-30

Fluidic yaw control systems for use in hover

#33
20210300529
2021-09-30

Fluidic pitch control systems for use in forward flight

#34
20210284319
2021-09-16

Fluid systems that include a co-flow jet

#35
20210245874
2021-08-12

CONFIGURATION FOR VERTICAL TAKE-OFF AND LANDING SYSTEM FOR AERIAL VEHICLES

#36
20210179259
2021-06-17

Process and machine for load alleviation

#37
20210107631
2021-04-15

Nacelle for an aircraft aft fan

#38
20200385136
2020-12-10

Laminar inducing apparatus

#39
20200369380
2020-11-26

Method For Active Flow Control, Flow Body, And Aircraft

#40
20200354071
2020-11-12

FLUIDIC PROPULSIVE SYSTEM

#41
20200324906
2020-10-15

Propulsion system for an aircraft

#42
20200189758
2020-06-18

Forward swept wing aircraft with boundary layer ingestion and distributed electrical propulsion system

#43
20200115040
2020-04-16

Boundary layer control system and device

#44
20200102066
2020-04-02

Flow guide body for an aircraft

#45
20200102064
2020-04-02

FREE STREAMLINE AIRFOIL

#46
20200096023
2020-03-26

Phase tailoring for resonant flow devices

#47
20200079499
2020-03-12

Fluidic actuator for airfoil

#48
20200072259
2020-03-05

Methods and apparatus for controlling flow fields

#49
20200070962
2020-03-05

Method for separated flow detection

#50
20200023987
2020-01-23

Fluidic propulsive system and thrust and lift generator for aerial vehicles

#51
20200017199
2020-01-16

Active flow control systems for aircraft and related methods

#52
20200001981
2020-01-02

JET FLOW CONTROL MECHANISM AND METHOD OF USE

#53
20190337630
2019-11-07

Aircraft having an aft engine

#54
20190337609
2019-11-07

Fluid systems that include a co-flow jet

#55
20190329871
2019-10-31

APPARATUS AND SYSTEM FOR DRAG REDUCTION

#56
20190329859
2019-10-31

Aircraft drag reduction system and internally cooled motor system and aircraft using same

#57
20190329858
2019-10-31

Aircraft drag reduction system and internally cooled electric motor system and aircraft using same

#58
20190323427
2019-10-24

Flow multiplier systems for aircraft

#59
20190322377
2019-10-24

Electric propulsion engine for an aircraft

#60
20190263529
2019-08-29

Apparatus and method for heating an aircraft structure

#61
20190248475
2019-08-15

Active flow control systems and methods for aircraft

#62
20190241248
2019-08-08

Aircraft having an AFT engine

#63
20190202566
2019-07-04

Leading edge structure for a flow control system of an aircraft

#64
20190193864
2019-06-27

Fluidic propulsive system and thrust and lift generator for aerial vehicles

#65
20190185136
2019-06-20

Fluid systems that include a co-flow jet

#66
20190161173
2019-05-30

Semi-active system for providing a required fluid flow

#67
20190161158
2019-05-30

Fluid systems that include a co-flow jet

#68
20190152584
2019-05-23

Simplified fluidic oscillator for controlling aerodynamics of an aircraft

#69
20190136881
2019-05-09

Methods and apparatus for controlling flow fields

#70
20190127042
2019-05-02

Fluid systems that include a co-flow jet

#71
20190118958
2019-04-25

Fluidic propulsive system and thrust and lift generator for aerial vehicles

#72
20190118923
2019-04-25

Apparatus for laminar flow control

#73
20190112062
2019-04-18

Fluidic propulsive system and thrust and lift generator for aerial vehicles

#74
20190107039
2019-04-11

Active control flow system and method of cooling and providing active flow control

#75
20190092456
2019-03-28

DUCTS FOR LAMINAR FLOW CONTROL SYSTEMS

#76
20190084692
2019-03-21

Wing comprising a leading edge having means for preventing the clogging of holes produced in the leading edge

#77
20190061920
2019-02-28

Aircraft

#78
20190055006
2019-02-21

Embedded engines in hybrid blended wing body

#79
20190048904
2019-02-14

Apparatus and method for fluid manipulation

#80
20190047712
2019-02-14

Ejector and airfoil configurations

#81
20190031322
2019-01-31

Stealth design with multi-faceted dihedral planform and insufflation mechanism

#82
20190031321
2019-01-31

Fluidic device

#83
20180346108
2018-12-06

Active flow control for ducted fans and fan-in-wing configurations

#84
20180346101
2018-12-06

Thermally controlled active flow control system

#85
20180334247
2018-11-22

Aircraft and flight control mechanisms used on aircraft

#86
20180334246
2018-11-22

Flight control mechanisms and methods of operating aircraft with flight control mechanisms

#87
20180304753
2018-10-25

Propulsion system for an aircraft

#88
20180281931
2018-10-04

Electric propulsion system for an aircraft

#89
20180269760
2018-09-20

Electrical machine

#90
20180251211
2018-09-06

Fluid systems that include a co-flow jet

#91
20180237126
2018-08-23

Propulsor

#92
20180231032
2018-08-16

Phase tailoring for resonant flow devices

#93
20180216538
2018-08-02

Aircraft bleed system

#94
20180156109
2018-06-07

Boundary layer excitation aft fan gas turbine engine

#95
20180155045
2018-06-07

Cross flow fan for wide aircraft fuselage

#96
20180148162
2018-05-31

AIRCRAFT HAVING A DRAG COMPENSATION DEVICE BASED ON A BOUNDARY LAYER INGESTING FAN

#97
20180134373
2018-05-17

Integral component with an active flow control device

#98
20180134372
2018-05-17

Circulation control system for aerial vehicles

#99
20180105258
2018-04-19

Method and system for delaying laminar-to-turbulent transition in high-speed boundary layer flow

#100
20180086438
2018-03-29

Aircraft having an AFT engine and stabilizer with a varying line of maximum thickness

#101
20180086437
2018-03-29

Aircraft having an aft engine and internal flow passages

#102
20180086436
2018-03-29

Aircraft having an aft engine and stabilizer root fillet

#103
20180079514
2018-03-22

Aircraft having an aft engine

#104
20180065742
2018-03-08

Tiltrotor propulsion system for an aircraft

#105
20180057181
2018-03-01

Nacelle for an aircraft aft fan

#106
20180057150
2018-03-01

Deployable assembly for a propulsor

#107
20180051716
2018-02-22

Thermal management system for an electric propulsion engine

#108
20180045205
2018-02-15

Inlet guide vane assembly for reducing airflow swirl distortion of an aircraft aft fan

#109
20180043997
2018-02-15

Inlet assembly for an aircraft aft fan

#110
20180043996
2018-02-15

Inlet assembly for an aircraft aft fan

#111
20180043995
2018-02-15

Active flow control systems and methods for aircraft

#112
20170355451
2017-12-14

Fluid systems that include a co-flow jet

#113
20170355450
2017-12-14

Fluid systems that include a co-flow jet

#114
20170349268
2017-12-07

Distributed compressor for improved integration and performance of an active fluid flow control system

#115
20170341736
2017-11-30

Apparatus, system and method for drag reduction

#116
20170313411
2017-11-02

Synchronization of fluidic actuators

#117
20170297697
2017-10-19

Rotorcraft including auxiliary propulsor positioned to ingest boundary layer flow

#118
20170297680
2017-10-19

Thermally controlled active flow control system

#119
20170292523
2017-10-12

Electric propulsion engine for an aircraft

#120
20170291693
2017-10-12

ELECTRIC PROPULSION ENGINE FOR AN AIRCRAFT

#121
20170283043
2017-10-05

Actuator assembly

#122
20170268409
2017-09-21

Active control flow system and method of cooling and providing active flow control

#123
20170267342
2017-09-21

Cross flow fan with exit guide vanes

#124
20170217568
2017-08-03

Flow body for an aircraft for passive boundary layer suction

#125
20170121031
2017-05-04

Aircraft

#126
20170088276
2017-03-30

Propulsion assembly for an aircraft having a turbojet with a non-ducted fan and an attachment pylon

#127
20170081034
2017-03-23

Aft engine for an aircraft

#128
20170081022
2017-03-23

Cooperative actuator system for active flow control

#129
20170057648
2017-03-02

Ejector and airfoil configurations

#130
20170056913
2017-03-02

Cancelling damping induced by drag in synthetic jets using performance enhancements

#131
20170001715
2017-01-05

Tile assembly

#132
20160375987
2016-12-29

System and method for enhancing the high-lift performance of an aircraft

#133
20160159464
2016-06-09

Aircraft wing rib

#134
20160144949
2016-05-26

Method of controlling boundary layer flow

#135
20160137292
2016-05-19

Aerodynamic component and method for producing an aerodynamic component

#136
20160122005
2016-05-05

EMBEDDED ENGINES IN HYBRID BLENDED WING BODY

#137
20160009387
2016-01-14

Hybrid axial/cross-flow fan multi-rotor aerial vehicle

#138
20150369266
2015-12-24

Flow control actuator with an adjustable frequency

#139
20150360766
2015-12-17

Leading edge nose structure on the vertical stabilizer of an aircraft

#140
20150183513
2015-07-02

Flow body, method for manufacturing a flow body and aircraft having such a flow body

#141
20150104310
2015-04-16

Frequency response and health tracker for a synthetic jet generator

#142
20150097467
2015-04-09

Strain amplification structure and synthetic jet actuator

#143
20150083866
2015-03-26

Apparatus and methods to operate laminar flow control doors

#144
20150040538
2015-02-12

Rotor noise suppression

#145
20140284430
2014-09-25

Synchronization of fluidic actuators

#146
20140119878
2014-05-01

Fluidic traverse actuator

#147
20140103134
2014-04-17

Externally driven flow control actuator

#148
20140102542
2014-04-17

Flow control actuator with an adjustable frequency

#149
20140091180
2014-04-03

Systems and methods for attenuation of noise and wakes produced by aircraft

#150
20130336820
2013-12-19

Strain amplification structure and synthetic jet actuator

#151
20130291981
2013-11-07

Fluid actuator for influencing the flow along a flow surface, as well as blow-out device and flow body comprising a like fluid actuator

#152
20130284273
2013-10-31

Method of using an active flow control system for lift enhancement or destruction in a wind turbine blade

#153
20130277502
2013-10-24

Flow body having a leading edge, a surface and an active flow control system and vehicle comprising at least one such flow body and an air source

#154
20130240676
2013-09-19

High lift system for an aircraft

#155
20130187009
2013-07-25

Aircraft with wings and a system for minimizing the influence of unsteady flow states

#156
20130025727
2013-01-31

Flow body, in particular for aircraft

#157
20130001368
2013-01-03

Systems and methods for controlling flows with pulsed discharges

#158
20120273609
2012-11-01

Streamlined profile reducing the speed deficit in its wake

#159
20120256049
2012-10-11

Systems and methods for attenuation of noise and wakes produced by aircraft

#160
20120222768
2012-09-06

System for global flow field management using distributed, surface-embedded, nano-scale boundary layer actuation

#161
20120104794
2012-05-03

Base drag reduction for road vehicles and ‘airdrop’ cargo aircraft

#162
20120091266
2012-04-19

Active flow control on a vertical stabilizer and rudder

#163
20120068020
2012-03-22

STOL and/or VTOL aircraft

#164
20120068011
2012-03-22

Active aircraft pylon noise control system

#165
20120043428
2012-02-23

High-lift flap, arrangement of a high-lift flap together with a device for influencing the flow on the same and aircraft comprising said arrangement

#166
20120001028
2012-01-05

Wing of an aircraft and assembly of a wing comprising a device for influencing a flow

#167
20110103969
2011-05-05

Boundary layer energiser

#168
20110100475
2011-05-05

Boundary layer energiser

#169
20110024574
2011-02-03

Aerodynamic body and high-lift system comprising such an aerodynamic body

#170
20100270434
2010-10-28

Controlling the boundary layer of an airfoil

#171
20100270433
2010-10-28

Method and system for global flow field management using distributed, surface-embedded, nano-scale boundary layer actuation

#172
20100258679
2010-10-14

High-lift system for an aircraft with a main wing and an adjustable slat

#173
20100243819
2010-09-30

DEVICE FOR DELAYING BOUNDARY LAYER SEPARATION

#174
20100181433
2010-07-22

Method for increasing the lift of aerodynamic surfaces and for reducing the drag

#175
20100127129
2010-05-27

High performance airfoil with co-flow jet flow control

#176
20100078522
2010-04-01

Apparatus, system and method for drag reduction

#177
20100071773
2010-03-25

Shaping a fluid cavity of a flow control actuator for creation of desired waveform characteristics

#178
20090321580
2009-12-31

Vernier active flow control effector

#179
20090308980
2009-12-17

Method and system for fully fixed vehicle control surfaces

#180
20090289150
2009-11-26

Boundary layer control system and methods thereof

#181
20090266937
2009-10-29

Reduction of frictional losses in the region of boundary layers on surfaces, around which a fluid flows

#182
20090210103
2009-08-20

Controlling aircraft aerial movements, defeating icing on aircraft surfaces, aiding decontamination, and damping turbulence effects on aircraft by the method of micro-perforated airfoil coordinated precision flow management

#183
20090200416
2009-08-13

Boundary layer propulsion airship with related system and method

#184
20090194640
2009-08-06

Apparatus system and method for drag reduction

#185
20090173837
2009-07-09

Systems and methods for controlling flows with pulsed discharges

#186
20090108141
2009-04-30

Method and apparatus for enhancing engine-powered lift in an aircraft

#187
20090065631
2009-03-12

EMISSIONLESS SILENT AND ULTRA-EFFICIENT AIRPLANE USING CFJ AIRFOIL

#188
20080173766
2008-07-24

HIGH LIFT DISTRIBUTED ACTIVE FLOW CONTROL SYSTEM AND METHOD

#189
20070228222
2007-10-04

Method of improving lift of an aircraft wing

#190
20070084297
2007-04-19

Oscillating vane actuator apparatus and method for active flow control

#191
20070069066
2007-03-29

Method and apparatus for generating lift

#192
20070051855
2007-03-08

Lift augmentation system and associated method

#193
20070034746
2007-02-15

System for aerodynamic flows and associated method

#194
20070029450
2007-02-08

Flow surface for a three-dimensional boundary-layer flow, especially on a swept wing, a swept tail plane or a rotor

#195
20060266882
2006-11-30

Cross-flow fan propulsion system

#196
20060102801
2006-05-18

High-lift distributed active flow control system and method

#197
20060060723
2006-03-23

Simultaneous multiple-location separation control

#198
20060027711
2006-02-09

Vernier active flow control effector

#199
20050207895
2005-09-22

Aerofoils

#200
20050199766
2005-09-15

Propulsion arrangement

#201
20050178924
2005-08-18

Perforated skin structure for laminar-flow systems

#202
20050178923
2005-08-18

Process for the recovery of the energy from the air in pressurised areas of aircraft

#203
20050109880
2005-05-26

Method and system for producing a potential over a body

#204
20050045774
2005-03-03

Laminar flow nacelle for an aircraft engine