Y02T50/34 - CPC Classification Index

#1

20200102073

2020-04-02

Mast Dampener and Collective Pitch for a Rotocraft

#2

20190063574

2019-02-28

Summing and fault tolerant rotary actuator assembly

#3

20180257766

2018-09-13

Rotor assembly apparatus

#4

20180244368

2018-08-30

Pitch control device for a ducted tail rotor of a rotorcraft

#5

20180243972

2018-08-30

Adaptive composite structure using shape memory alloys

#6

20180237134

2018-08-23

Bearing arrangement and an aircraft

#7

20180162515

2018-06-14

Gurney flap

#8

20180022448

2018-01-25

Active rotor damping system

#9

20180002008

2018-01-04

Thrust-generating rotor assembly

#10

20170274976

2017-09-28

COMPLIANT STRUCTURE DESIGN FOR VARYING SURFACE CONTOURS

#11

20170036752

2017-02-09

Shape memory alloy-actuated propeller blades and shape memory alloy-actuated propeller assemblies

#12

20170021922

2017-01-26

Rotor phase control

#13

20160221673

2016-08-04

Electro-hydraulic on-blade actuation system

#14

20160167777

2016-06-16

Rotor assembly apparatus

#15

20160159475

2016-06-09

Individual blade control utilizing pneumatic muscles

#16

20160090177

2016-03-31

Methods and apparatus to control pitch and twist of blades

#17

20160053620

2016-02-25

Actuator lock

#18

20160016355

2016-01-21

Adaptive composite structure using shape memory alloys

#19

20160001881

2016-01-07

Mission-adaptive rotor blade with circulation control

#20

20150314855

2015-11-05

Coaxial rotor low-speed mixing

#21

20150298802

2015-10-22

Blade with reduced torsional rigidity, and rotor equipped with such a blade

#22

20150210382

2015-07-30

Relative acceleration blade position measurement

#23

20150210376

2015-07-30

Compliant structure design for varying surface contours

#24

20150197336

2015-07-16

Cyclic blade speed control

#25

20150104314

2015-04-16

Adaptively-twistable blade, and an aircraft including such a blade

#26

20150104307

2015-04-16

Actuation system for an active blade element of a rotor blade

#27

20150097075

2015-04-09

Yaw control of co-axial rotor

#28

20150086358

2015-03-26

Rotorcraft rotor including primary pitch horns and secondary horns

#29

20150050142

2015-02-19

Controlling rotor blades of a swashplateless rotor

#30

20150010401

2015-01-08

Flexbeam hinge for helicopter blade active trailing edge flap

#31

20140314573

2014-10-23

Integration of rotary electrical actuator for swashplateless individual blade control

#32

20140314563

2014-10-23

Vibration control of a swashplateless coaxial rotor

#33

20140314130

2014-10-23

Harmonic data transfer in rotary wing aircraft

#34

20140271203

2014-09-18

Swashplateless active blade pitch control with a mechanical delta-3 restraint having an instantaneous blade pitch-flap coupling response

#35

20140255184

2014-09-11

System and method for reducing rotor blade noise

#36

20140234104

2014-08-21

Rotor blade with control flap

#37

20140234102

2014-08-21

Radial fluid device with variable phase and amplitude

#38

20140231579

2014-08-21

Radial fluid device with multi-harmonic output

#39

20140217235

2014-08-07

Actuator arrangement and control surface arrangement, especially for an aircraft

#40

20140154074

2014-06-05

Apparatus, system, and method for pitching and twisting a blade of a rotorcraft

#41

20140132113

2014-05-15

Electric circuit with power amplifier for piezoelectric actuators

#42

20140083216

2014-03-27

Dry lubricated rotary actuator for in blade rotor control

#43

20140064965

2014-03-06

Actuation system for an active element in a rotor blade

#44

20140064962

2014-03-06

Electromechanical linear actuator for in blade rotor control

#45

20140064960

2014-03-06

Actuation system for an active element in a rotor blade

#46

20140060249

2014-03-06

Actuation system for an active element in a rotor blade

#47

20140034778

2014-02-06

Independent blade control system with rotary blade actuator

#48

20130336787

2013-12-19

Dry lubricated linear actuator for in blade rotor control

#49

20130327879

2013-12-12

High speed compound rotary wing aircraft

#50

20130309089

2013-11-21

Shape memory alloy active spars for blade twist

#51

20130294914

2013-11-07

Multi-element rotor blade

#52

20130272873

2013-10-17

Actuator for use in a rotor blade

#53

20130259681

2013-10-03

Enhanced performance rotorcraft rotor blade

#54

20130224017

2013-08-29

Mission adaptive rotor blade

#55

20130216399

2013-08-22

Elastomeric signal transmission and motion amplification

#56

20130168491

2013-07-04

Mission-adaptive rotor blade with circulation control

#57

20130119187

2013-05-16

Device for varying lade pitch of a lift rotor

#58

20130119185

2013-05-16

Drive system for helicopters

#59

20130094959

2013-04-18

Rotor blade component cooling

#60

20130062456

2013-03-14

Reconfigurable rotor blade

#61

20130058793

2013-03-07

System for heat dissipation from an internal actuator in a rotor blade

#62

20120308384

2012-12-06

Twist mechanism for twisting a rotor blade for a rotorcraft, and a blade

#63

20120263590

2012-10-18

Rotary wing blade, rotor comprising at least two of such blades and method to implement such a rotor

#64

20120156033

2012-06-21

Helicopter rotor control system

#65

20120153073

2012-06-21

Mission-adaptive rotor blade

#66

20120116612

2012-05-10

Implementation of Kalman filter linear state estimator for actuator equalization

#67

20120070288

2012-03-22

Rotor blade with integrated passive surface flap

#68

13469790

2016-09-13

Apparatus to adjust airfoils of rotor blades