Patents
Sitemap › B64 - Aircraft; Aviation; Cosmonautics › B64C - Aeroplanes; Helicopters › B64C 27 - Rotorcraft; Rotors peculiar thereto
Patents for B64C 27 - Rotorcraft; Rotors peculiar thereto (10,112)
09/2003
09/18/2003WO2003021290A3 Combined loas and lidar system
09/18/2003US20030173725 Vibration damping device
09/17/2003EP1344634A1 Method of molding a helicopter rotor blade
09/17/2003EP1343979A2 Rotor shaft support and drive arrangement
09/16/2003US6619922 Vortex attractor for planar and non-planar surfaces
09/16/2003US6619585 Helicopter single-blade rotor
09/12/2003WO2003074924A1 Aircraft
09/11/2003US20030168863 Pivoting transmission unit with a device to take up play along the pivot axis
09/11/2003US20030167741 Combined toroidal and cylindrical vortex dust separator
09/10/2003EP1257463B1 Method for determining a minimal set of rotor blade adjustments
09/10/2003CN1440906A Vertical and short-distance take-off and landing aircraft
09/09/2003US6616095 Coupled aircraft rotor system
09/09/2003US6616094 Lifting platform
09/03/2003EP1339601A1 Flap actuator system
09/03/2003EP1144249B1 Stabilizing control apparatus for robotic or remotely controlled flying platform
09/03/2003EP0862533B1 Reconfigurable helicopter flight control system
09/03/2003CN1439577A Culvert propeller flap system of helicopter
09/03/2003CN1439576A Helicopter propeller flap systems
09/03/2003CN1439575A Culvert style elevating fan of hlicopter without tail propeller
09/02/2003US6612195 Split-torque face gear transmission
08/2003
08/27/2003CN1119662C Fuselage pilot-static tube
08/21/2003US20030158304 Containing an organic phosphonate, phosphinate, phosphine oxide, phosphate or oligophosphate and a fluorinated polyolefin
08/19/2003US6607357 Aircraft constant-velocity transmission rotor
08/19/2003CA2071390C Elastic structure for mounting a component on a helicopter or similar aircraft
08/14/2003WO2003067351A2 Stabilisation and control of aircraft and other objects
08/14/2003WO2003040587B1 Device and method for vibration insulation in a transmission path
08/14/2003WO2003014683A3 Structural monitoring system for helicopter rotor components
08/14/2003WO2002094655A3 The use of aerodynamic forces to assist in the control and positioning of aircraft control surfaces and variable geometry systems
08/14/2003US20030150198 Filterless folded and ripple dust separators and vacuum cleaners using the same
08/14/2003DE20303024U1 Combination aircraft has rotor lift for telescoping of rotor power unit and makes it possible for rotor drive to be withdrawn completely from aerodynamic influence in plane flying by recessing into fuselage or to extend it from fuselage
08/13/2003EP1334289A1 Method and apparatus for improved vibration isolation
08/13/2003EP1159534B1 Vibration-driven acoustic jet controlling boundary layer separation
08/07/2003US20030146343 Dual piston drag damper for rotary-wing aircraft rotor
08/06/2003CN1433930A Disk shape aerobat
08/06/2003CN1433928A Speed changing gearing box for helicopter rotor wing
07/2003
07/29/2003US6598827 Telescopic vertical take-off aircraft
07/24/2003WO2003059737A1 Aircraft, particularly for transporting loads
07/24/2003WO2003059735A2 Micro-rotocraft surveillance system
07/24/2003US20030138290 Butt joint for hollow profiles
07/24/2003US20030137218 Piezoelectric actuating device for controlling the flaps on the rotor blade of a helicopter
07/24/2003US20030136875 Aircraft with rotary wings
07/24/2003US20030136094 Axial flow centrifugal dust separator
07/23/2003EP1328438A1 Variable edge rotor blade
07/23/2003EP1175336B1 Method of reducing a nose-up pitching moment in a ducted rotor unmanned aerial vehicle
07/23/2003CN1115261C Helicopter-type vehicle with cyclone gyro for space and land
07/22/2003US6595753 Vortex attractor
07/22/2003CA2279246C Fuselage pitot-static tube
07/17/2003US20030135306 Rotor torque predictor
07/17/2003US20030135305 Rotor torque anticipator
07/17/2003US20030133800 Vortex attractor for planar and non-planar surfaces
07/17/2003US20030132152 Vortex pool cleaner
07/16/2003EP1327084A1 Coupling anti-flail cup
07/16/2003CN1430643A Non-inflammable, translucent polycarbonate molding materials
07/16/2003CN1114545C Supporting structure for pylon of main rotor
07/10/2003US20030127559 Circular vertical take off & landing aircraft
07/08/2003US6589017 Aircraft airfoil assembly and method
07/08/2003US6588701 Unmanned mobile device
07/08/2003US6588285 Fuselage pitot-static tube and the aerodynamic profile of its strut
07/03/2003US20030122034 Helicopter undercarriage
07/03/2003US20030122033 Ring-shaped wing helicopter
07/02/2003EP1322873A1 Piezoelectric extension actuator
07/02/2003CN2558582Y Semi-mechanical aircraft
07/02/2003CN2558581Y Liquid transportation helicopter
06/2003
06/26/2003US20030119417 Model aircraft capable of reproducing flight attitude
06/25/2003EP1320407A2 Remote control flying machine
06/25/2003EP1115614B1 Fluid damper including flexible damping plate
06/24/2003US6581872 Circular vertical take off & landing aircraft
06/19/2003WO2003049830A1 Miniature vertical takeoff and landing aircraft
06/19/2003US20030111575 Pneumatic driven propeller related vehicles
06/18/2003EP0981478B1 Rotor blade, in particular for helicopter antitorque tail rotor
06/17/2003US6578796 Liquid dropping apparatus for helicopter
06/17/2003US6578793 Method and apparatus for fiber strap termination
06/12/2003US20030108258 Self-aligning dynamic hinge sleeve
06/12/2003US20030106959 Air vehicle
06/11/2003EP1317652A1 Method, apparatus and computer program product for helicopter tail strike warning
06/10/2003US6577264 Helicopter-borne radar system
06/10/2003US6575402 Cooling system for a hybrid aircraft
06/10/2003US6575401 Vertical-lift and horizontal flight aircraft
06/05/2003WO2003046410A1 Split-torque face gear transmission
06/05/2003US20030101798 Helicopter hollow blade pressure check and fill apparatus and method to use same
06/04/2003EP1316739A1 Shaft phase control mechanism
06/04/2003EP1316503A1 Elastomeric bearing assembly with preloaded opposing conical bearing elements and method of forming the same
06/04/2003EP1316502A1 Helicopter undercarriage
06/04/2003EP1216190B1 Integrated engine and transmission units for rotary wing aircraft
06/04/2003EP0898550B1 Hub for rotor head of rotary wing aircraft and rotor head with such hub
06/03/2003US6574572 Reducing vibration using QR decomposition and constrained optimization
05/2003
05/29/2003US20030098388 Circular vertical take off & landing aircraft
05/29/2003US20030097893 Split-torque face gear transmission
05/28/2003EP1156963B1 Helicopter
05/27/2003US6568906 Conformal sliding bearing
05/27/2003US6568630 Ducted vehicles particularly useful as VTOL aircraft
05/27/2003CA2114121C Shroud geometry for unmanned aerial-vehicles
05/22/2003US20030094539 Power lever tactile cueing system
05/22/2003US20030094537 Personal hoverplane with four tiltmotors
05/22/2003US20030094001 Engine control system
05/21/2003CN1108952C Propeller unfolding and angle regulating device for aircraft and ship
05/20/2003US6567757 Reducing vibration using QR decomposition and unconstrained optimization
05/20/2003US6565321 Vortex attractor
05/15/2003WO2003040593A1 Lubricating installation for rocking power transmission box
05/15/2003WO2003040587A1 Device and method for vibration insulation in a transmission path
1 ... 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 ... 102