Patents for B64C 27 - Rotorcraft; Rotors peculiar thereto (10,112) |
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07/16/1986 | EP0187590A1 Multispar composite helicopter rotor blade with torsion box, and its manufacturing process |
07/16/1986 | EP0187265A2 Laminated compound support element |
07/08/1986 | US4599698 Aircraft trim actuator shutdown monitor system and method |
07/08/1986 | US4598887 Rotary wing flying craft |
07/02/1986 | CA1206944A Blade pitch control in rotatable devices for vehicles |
06/24/1986 | US4596513 Helicopter air-spring vibration absorber |
06/24/1986 | US4596512 Circulation controlled rotor blade tip vent valve |
06/17/1986 | CA1206261A1 Helicopter power available to hover indicator |
06/10/1986 | US4593889 Laminated tubular link |
06/03/1986 | US4592701 Rotor blade, especially for a rotary wing aircraft |
05/20/1986 | US4589611 Air jet reaction contrarotating rotor gyrodyne |
05/13/1986 | US4588356 Helicopter rotor |
05/13/1986 | US4588355 Flexible swashplate centering member |
04/30/1986 | EP0179696A1 Swash plates device driven by flexible leaves for a helicopter's rotor control |
04/30/1986 | EP0179209A2 Automatic controll device for aircraft, particulary helicopters |
04/29/1986 | US4585394 Apparatus for adjusting the tracking of the blades in a rotor, especially for a rotary wing aircraft |
04/29/1986 | US4585393 Interleaving glass and graphite fibers; durable, crack resistant, integrity inspectability |
04/29/1986 | US4585392 For a helicopter |
04/29/1986 | US4585391 Tail rotor arrangement with increased thrust for rotary wing aircraft and device for increasing the thrust of such an arrangement |
04/22/1986 | US4583891 Structural component having a twisted profile and method and apparatus for producing such structural component |
04/22/1986 | US4583862 Optical position and orientation sensing systems |
04/22/1986 | US4583704 Pneumatic system structure for circulation control aircraft |
04/08/1986 | US4580945 Helicopter gimbal rotor |
04/08/1986 | CA1202939A1 Helicopter rotor |
04/02/1986 | EP0176466A1 Helicopter gimbal rotor |
03/18/1986 | CA1202099A1 Super contingency aircraft engine control |
03/11/1986 | US4575358 Accommodating axial load in an elastomeric high torque, constant velocity joint |
03/04/1986 | US4573873 Collective and cyclic in-mast pitch control system for a helicopter |
03/04/1986 | US4573871 X-Wing aircraft circulation control |
02/26/1986 | EP0172465A1 Flowmeter testing apparatus |
02/19/1986 | EP0172104A1 Main transmission gear box for a two-engine helicopter |
02/11/1986 | US4569633 Airfoil section for a rotor blade of a rotorcraft |
02/11/1986 | US4569629 Helicopter gimbal rotor |
02/04/1986 | US4568246 Graphite and glass fibers, lightweight, high strength, orack resistant |
02/04/1986 | US4568245 Composite helicopter rotor hub |
02/04/1986 | US4568244 Graphite and glass fibers lightweight, high strength, crack resistant |
01/28/1986 | US4566856 Helicopter gimbal rotor |
01/28/1986 | US4566677 Vibration damper and in particular frequency adapter for a helicopter blade |
01/28/1986 | EP0157875A4 Position and control system for helicopter blade actuation. |
01/15/1986 | EP0167625A1 Small radio-controlled industrial helicopter |
01/14/1986 | US4564908 Automatic limiting of helicopter engine torque |
01/14/1986 | US4564336 Low drag, bearingless rotor head for helicopters |
12/24/1985 | US4560364 Fail-safe improvement for a flexible shaft coupling |
12/17/1985 | CA1198191A1 Helicopter engine control with rotor speed decay anticipator |
12/11/1985 | EP0164216A1 Multi-axis hand operated controller for aircraft |
12/10/1985 | US4557438 Hydraulically controlled, fluid-stream driven vehicle |
12/05/1985 | WO1985005425A1 Device for damping oscillations |
12/03/1985 | US4556365 Hub plate for a helicopter rotor, method of manufacturing it, and a helicopter rotor hub equipped with plates |
12/03/1985 | CA1197468A1 Large airfoil structure and method for its manufacture |
11/27/1985 | EP0162773A1 Swash-plate device supported by a laminated elastomeric bearing for the pitch control of rotor blades |
11/26/1985 | US4555219 Hub-mounted actuators for blade pitch collective control |
11/21/1985 | EP0161993A1 Process and device to annul the electrostatic potential of a helicopter in relation to the earth |
11/12/1985 | US4552035 Reinforced connecting link means |
11/05/1985 | US4551804 Approach to hover control system for helicopters |
11/05/1985 | US4551723 Excessive descent rate warning system for rotary wing aircraft |
11/05/1985 | US4551067 Helicopter rotor |
11/05/1985 | US4550812 Fixed position, fixed frequency pendular-type vibration absorber with frequency linearization |
10/29/1985 | US4549852 Helicopter blade droop stop with slidable droop stop seat |
10/29/1985 | US4549851 Helicopter rotor |
10/29/1985 | US4549850 Helicopter rotors |
10/16/1985 | EP0157875A1 Position and control system for helicopter blade actuation. |
10/15/1985 | US4547127 Wing mounting for a rotary wing aircraft |
10/09/1985 | EP0157502A1 Helicopter rotor |
10/08/1985 | US4545733 Apparatus for adjusting the tracking of the blades in a rotor, especially for a rotary wing aircraft |
09/25/1985 | EP0155444A1 Helicopter rotor |
09/24/1985 | US4543040 Helicopter rotor system |
09/24/1985 | US4542567 Method of fabricating a helicopter rotor hub |
09/17/1985 | US4541777 Low drag, bearingless rotor head for helicopters |
09/10/1985 | US4540340 Helicopter rotor |
09/10/1985 | US4540141 Fail-safe tail rotor control system |
09/03/1985 | US4538961 Device for controlling cyclic and collective pitch of a helicopter rotor |
09/03/1985 | CA1192767A1 Torsion link |
08/14/1985 | EP0151206A1 Helicopter rotor |
08/13/1985 | US4534704 Helicopter rotor control system with integrated hub |
08/13/1985 | US4534702 Pneumatic control valve actuator computer control arrangement |
08/13/1985 | US4534524 Position and control system for helicopter blade actuation |
08/07/1985 | EP0150812A2 Rotorcraft |
07/30/1985 | US4531699 Active vibration isolator |
07/30/1985 | US4531692 Helicopter flight control and transmission system |
07/30/1985 | US4531408 Control of rotor blade stroboscopic display |
07/30/1985 | US4531361 For a rotary wing aircraft |
07/30/1985 | EP0140914A4 Air jet reaction contrarotating rotor gyrodyne. |
07/24/1985 | EP0149021A2 Rotor, in particular for giroplane |
07/24/1985 | EP0148885A1 Zone stiffened composites |
07/18/1985 | WO1985003052A1 Lifting device for persons and/or loads |
07/09/1985 | US4528628 Shutdown monitor for a helicopter pitch bias actuator |
07/09/1985 | US4528564 Warning device for helicopters |
07/09/1985 | US4527951 Pendulum for damping or eliminating low excitation frequencies |
06/25/1985 | US4525123 Rotary wing aircraft |
06/25/1985 | US4524499 Method of fabricating an aircraft propeller assembly with composite blades |
06/19/1985 | EP0145512A1 Retractible blocking device to limit the flapping of the blades of a rotorcraft's main rotor |
06/18/1985 | US4523891 Propeller pitch change actuation system |
06/11/1985 | US4522563 Elastomeric system for mounting a helicopter rotor |
06/06/1985 | WO1985002349A1 Small radio-controlled industrial helicopter |
06/04/1985 | US4521157 Helicopter rotor hub |
06/04/1985 | US4521003 Torsion link |
05/28/1985 | US4519743 Helicopter individual blade control system |
05/28/1985 | US4519563 Pollution reducing aircraft propulsion |
05/21/1985 | US4518313 Wind blade vibration eliminator for helicopters |
05/15/1985 | EP0141017A1 Rotor, in particular for a rotorcraft |