Patents
Patents for B64C 13 - Control systems or transmitting systems for actuating flying-control surfaces, lift-increasing flaps, air brakes, or spoilers (4,795)
05/1994
05/03/1994US5307630 System pressure compensated variable displacement hydraulic motor
04/1994
04/26/1994CA1328911C Synthetic speed stability flight control system
04/19/1994CA2018814C Digital electronics assembly for a tube-launched missile
04/13/1994EP0592280A1 Method and apparatus for the analysis of a message emitted by interactive means to a man-machine dialog system
04/13/1994EP0591890A1 Hand control system
04/12/1994CA1328495C Arrangement for controlling the position of an aircraft control surface
04/07/1994CA2107712A1 Method and device for analyzing messages forwarded to a man-machine dialogue system by interaction means
04/06/1994EP0590294A1 Centering unit for an aircraft control surface
04/05/1994US5301112 Transient free synchronizer for autopilot systems
04/05/1994US5299666 Resettable pilot operated torque limiter
03/1994
03/29/1994CA1328132C Arrangement for controlling the performance of bob-up/bob-down maneuvers by a helicopter
03/23/1994EP0479921B1 Flight craft with fluid systems which incorporate butterfly valves, and butterfly valve methods and apparatus
03/01/1994US5291113 Servo coupled hand controllers
02/1994
02/23/1994EP0584010A1 Method of actuation of the control surfaces of an aircraft to make up for a lateral deviation of the flight path at low speed
02/17/1994WO1994003854A1 Failsafe digital bus to analog protocol converter system
02/17/1994CA2120347A1 Failsafe digital bus to analog protocol converter system
02/03/1994DE4319540A1 Fermentative prodn. of sophorolipid compsn.
01/1994
01/19/1994EP0419644B1 Self-adaptive control process for piloting a physical system
01/11/1994US5277020 Hydraulically actuated aircraft engine control system
12/1993
12/29/1993EP0576194A1 Multipiece gimbal
12/23/1993CA2098227A1 Multipiece gimbal
12/21/1993US5271143 Method of making a multipiece gimbal
12/08/1993EP0573106A1 Multiaxis redundant fly-by-wire primary flight control system
11/1993
11/25/1993WO1993023797A1 Helicopter integrated fire and flight control having constraint limiting control
11/25/1993WO1993023715A1 Helicopter integrated fire and flight control having azimuth and pitch control
11/25/1993CA2118025A1 Helicopter integrated fire and flight control having constraint limiting control
11/25/1993CA2118024A1 Helicopter integrated fire and flight control having azimuth and pitch control
11/24/1993EP0570690A2 Control unit for aircraft cockpits
11/11/1993WO1993022195A1 Fault-tolerant linear electromechanical actuator
11/11/1993WO1993022194A2 Airplane mechanical control system
11/09/1993CA2068305A1 Aircraft control locking apparatus
11/03/1993EP0527135A4 Method and apparatus for structural actuation and sensing in a desired direction
10/1993
10/26/1993US5255882 Setting device with a nut controllable by a spindle
10/20/1993EP0566452A1 Single-rotor helicopter with mixed counter-torque system and method to counter the torque induced by this single rotor
10/05/1993US5249761 Setting device for a control surface
09/1993
09/29/1993EP0561988A1 Motor having integral detent.
08/1993
08/31/1993US5240207 Generic drone control system
08/24/1993US5238207 Aircraft rudder boost system
08/24/1993US5238203 High speed turn coordination for rotary wing aircraft
08/11/1993EP0555122A1 Linear actuator, in particular for an aircraft landing gear leg
08/04/1993CA2088569A1 Linear actuator, especially for operation of a landing gear strut
08/03/1993US5233542 Method and circuit configuration for forming an evaluation signal from a plurality of redundant measurement signals
08/03/1993US5233252 Motor having integral detent
07/1993
07/07/1993EP0550341A1 Hydraulic fluid supply for the control device of an aircraft engine
07/06/1993US5224826 Piezoelectric helicopter blade flap actuator
07/06/1993US5224667 System enabling the flutter behavior of an aircraft to be improved
06/1993
06/29/1993US5223776 Six-degree virtual pivot controller
06/29/1993CA1319664C Segmentized flap system
06/22/1993US5220861 Actuator with neutral position return
06/01/1993US5216422 Control mechanism for use with an operator-actuated control member
06/01/1993US5214972 Fault-tolerant linear electromechanical actuator
05/1993
05/25/1993US5213283 Low speed turn coordination for rotary wing aircraft
05/18/1993CA1317796C Two motor redundant drive mechanism
05/12/1993EP0460003B1 Drive device with variable torque-limiting system
04/1993
04/27/1993CA1317008C Aircraft precision approach control system
04/14/1993EP0404772B1 Non-jamming rotary mechanical actuator
04/06/1993US5199538 Drive device with variable torque-limiting system
03/1993
03/23/1993US5195700 Helicopter flight control system
03/18/1993WO1993005463A1 Improved model following control system
03/18/1993WO1993005462A1 Low speed model following velocity command system for rotary wing aircraft
03/18/1993WO1993005461A1 High speed turn coordination for rotary wing aircraft
03/18/1993WO1993005460A1 Low speed turn coordination for rotary wing aircraft
03/18/1993WO1993005458A1 High speed yaw control system for rotary wing aircraft
03/16/1993US5195039 Hover position hold system for rotary winged aircraft
03/02/1993US5190503 Geared rotary actuator with internal stop mechanism
03/02/1993US5190243 Device for the adjustment of the maneuver forces of movable members of an aircraft
02/1993
02/17/1993EP0527135A1 Method and apparatus for structural actuation and sensing in a desired direction
02/16/1993US5186420 Articulated fin/wing control system
02/16/1993US5186416 System for reducing the forces applied to the wings and particularly to the root of the wings of an aircraft in flight
02/16/1993US5186415 Aircraft having means for controlling the ground effect flying altitude by sensing air pressure on the surface of the wing
02/03/1993EP0525689A1 Translational hand controller
02/02/1993US5184054 Friction actuator
02/02/1993US5182961 Three degree of freedom translational axis hand controller mechanism
01/1993
01/26/1993US5182505 Aircraft control surface position transducer
01/26/1993US5181380 Hydrostatic operating mode hydraulic actuator preferably for backup operation, and flight control system comprising it
01/13/1993EP0522623A2 Mechanically-linked side stick controllers with isolated pitch and roll control movement
01/12/1993US5178307 High speed yaw control system for rotary wing aircraft
01/12/1993US5178030 Non-recirculating rotary ball actuator
01/07/1993EP0521760A1 Device to adjust the operating effort of aircraft control members
01/04/1993CA2072767A1 Device for adjusting the effort exerted to operate mobile equipment in an aircraft
12/1992
12/16/1992EP0518345A1 Hydraulic control system for aircraft
12/01/1992CA1311034C Approach to hover control system for helicopters
11/1992
11/24/1992CA1310723C Associated afc and aed system
11/05/1992DE4113504A1 Use of shape-memory alloys - by means of wire-wound torsion element
10/1992
10/29/1992DE4209946A1 Driving gear for control surfaces of model aircraft - transmits motion from single DC motor in fuselage through two=part gearing acting directly or indirectly
10/20/1992US5156363 Helicopter collective stick of the displacement type occupying a minimum space envelope yet whose grip generates an arc of large radius
09/1992
09/23/1992EP0505071A2 A fin command mixing method
09/22/1992US5149023 Mechanically-linked side stick controllers with isolated pitch and roll control movement
09/16/1992EP0503801A2 Hand-operated controller
09/15/1992CA1307573C Optimal flight guidance for aircraft in windshear
09/10/1992DE4107133A1 Flight curve regulator for fighter aircraft - calculates aircraft rotation rate during flight curve using mach number
09/08/1992US5144851 Jam tolerant linear actuator
09/08/1992US5144801 Electro-hydraulic actuator system
08/1992
08/25/1992US5141177 Model following control system
08/25/1992US5141092 Low spring rate mechanical stop
08/25/1992US5141084 Brake stop
08/11/1992US5137234 Sidestick controllers
08/05/1992EP0497660A1 System for improving the flutter behaviour of an aircraft
08/04/1992US5135186 Flutter control system for aircraft wings
07/1992
07/28/1992US5133698 Power driven actuator system
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