| Patents for B64C 27 - Rotorcraft; Rotors peculiar thereto (10,112) |
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| 03/08/2005 | US6863240 Hovering body |
| 03/08/2005 | US6863239 Fluid conduit for use with hydraulic actuator |
| 03/03/2005 | WO2005019029A2 Reduced visibility rotorcraft and method of controlling flight of reduced visibility rotorcraft |
| 03/03/2005 | WO2005019027A1 Vertical lift aircraft having an enclosed rotary wing |
| 03/03/2005 | WO2004022424A3 Retractable lifting blades for aircraft |
| 03/03/2005 | US20050045770 Fluid loading system |
| 03/03/2005 | US20050045762 High performance VTOL convertiplanes |
| 03/03/2005 | DE10336461A1 Verfahren zur Herstellung eines Rotorblattes einer Windenergieanlage A process for producing a rotor blade of a wind turbine |
| 03/02/2005 | EP1377501A4 Aerodynamic article with protective coating and method of bonding metal to polyurethane |
| 03/01/2005 | US6860450 Apparatus and method for folding helicopter rotor blades for storage and transport of helicopter |
| 03/01/2005 | US6860015 Method of forming opposing internally preloaded conical elastomeric bearing assembly |
| 02/24/2005 | WO2005016745A1 Anti-torque and yaw-control system for a rotary-wing aircraft |
| 02/24/2005 | WO2005016477A1 Flying toy vehicle |
| 02/24/2005 | WO2004080556A3 Self-stabilizing rotating toy |
| 02/24/2005 | WO2004024558A3 Fixed wing aircraft having powered rotor vtol capability with rotor blades stowable during horizontal flight |
| 02/24/2005 | US20050042109 Braided spar for a rotor blade and method of manufacture thereof |
| 02/24/2005 | US20050042091 Active control of multi-element rotor blade airfoils |
| 02/24/2005 | US20050040281 Tilting transmission gearbox comprising a pivoting connection with plain bearings |
| 02/24/2005 | DE10334267A1 Rotor blade for especially helicopter has aerodynamically acting blade profile, movable bearing-less, joint-less rotor blade flap, and upper and lower thin, inherently stable, elastically flexible and/or bendable blade skin |
| 02/23/2005 | CN1583511A Rotor blade and dual-rotor on wing |
| 02/23/2005 | CN1583510A High-performance amphibious helicopter with composite structure |
| 02/23/2005 | CN1190345C Mixed type airplane |
| 02/17/2005 | WO2005014391A1 Multipurpose heavier-than-air aircraft |
| 02/16/2005 | EP1506353A2 Variable stiffness support |
| 02/10/2005 | WO2005011964A1 Bearing structure |
| 02/09/2005 | EP1504195A1 Integrated three function valve |
| 02/09/2005 | EP1175337B1 Rotary wing aircraft supplementary power drive system |
| 02/03/2005 | WO2005010354A2 Rotor blade tip section |
| 02/03/2005 | WO2004101358A3 Method and apparatus for preventing adverse effects of vortex ring state |
| 02/03/2005 | US20050026534 Self-stabilizing rotating toy |
| 02/03/2005 | US20050023052 Vehicle having an articulated suspension and method of using same |
| 02/03/2005 | US20050022619 Strain energy shuttle apparatus and method |
| 02/03/2005 | CA2532599A1 Rotor blade tip section |
| 02/02/2005 | EP1502852A1 A flying machine |
| 02/02/2005 | EP1502851A1 Aerodynamic lifting-thrusting propulsion device |
| 02/02/2005 | CN1572654A Variable pitch rotor blade for shrouded rotors, in particular helicopter rotors |
| 02/01/2005 | US6848886 Snubber |
| 01/27/2005 | DE10125733B4 Kupplung Coupling |
| 01/26/2005 | EP1500588A1 Method for producing a lift and a horizontal thrust |
| 01/25/2005 | US6845941 Rotary/fixed wing aircraft |
| 01/20/2005 | WO2005005250A2 Compound helicopter |
| 01/20/2005 | US20050013694 Rotor blade tip section |
| 01/20/2005 | US20050012748 Display system |
| 01/20/2005 | US20050011916 Machine fluid supply assembly conprising keying means |
| 01/20/2005 | US20050011307 Split-torque gear box |
| 01/19/2005 | EP1441945A4 Propellers, propeller stabilizers, and propeller related vehicles |
| 01/18/2005 | US6843699 Flying toy |
| 01/13/2005 | US20050008490 Main rotor shaft mounted hydraulic pressure system |
| 01/12/2005 | CN2670234Y Lift force impeller |
| 01/11/2005 | US6840741 Leading edge slat airfoil for multi-element rotor blade airfoils |
| 01/06/2005 | US20050001382 Compliant spacer |
| 01/06/2005 | US20050001104 Rotary flap |
| 01/06/2005 | US20050001093 Impact resistant structure for the helicopter and energy absorber used for the same |
| 01/06/2005 | US20050001092 Control system for rotorcraft for preventing the vortex ring state |
| 01/05/2005 | EP1493938A1 Annular thrust spring with alternating projections on opposite sides |
| 01/05/2005 | EP1159191B1 Rotor mast of a helicopter |
| 01/04/2005 | US6837457 Aircraft rotor and aircraft |
| 12/30/2004 | DE202004017173U1 Four-rotor helicopter with electric drive has no reduction gearboxes between motors and rotors and motors are electronically commuted external rotor electric motors |
| 12/30/2004 | DE10326831A1 Helicopter, has upper propeller with active blades expanded by 3 to 7 percent through the lugs in contrast to that of the lower propeller, generating an aerodynamic resistance with respect to rotor vibration |
| 12/29/2004 | WO2004113166A1 Gyropter having increased safety |
| 12/29/2004 | WO2004113165A1 Small-dimension helicopter |
| 12/29/2004 | WO2004113164A2 Helicopter mainshaft and mainshaft assembly and a drive system including the same, and methods for forming a mainshaft |
| 12/29/2004 | WO2004113163A2 Micro aerial vehicle |
| 12/29/2004 | EP1491444A1 Display system for a vehicle |
| 12/29/2004 | CN1558853A Propellers, propeller stabilizers, and propeller related vehicles |
| 12/29/2004 | CA2531820A1 Gyropter having increased safety |
| 12/28/2004 | US6834829 Vertical lift aircraft having an enclosed rotary wing |
| 12/25/2004 | CA2469165A1 Display system |
| 12/23/2004 | WO2004111489A2 Piezoelectric liquid inertia vibration eliminator |
| 12/23/2004 | WO2004110860A1 Light modular helicopter comprising a variable front module that can be connected to a main module containing the essential components for flying |
| 12/23/2004 | US20040259678 Helicopter mainshaft and mainshaft assembly and a drive system including the same, and methods for forming a mainshaft |
| 12/22/2004 | EP1487698A1 Device for steering a helicopter |
| 12/22/2004 | CN1556008A Universal lifting force, propelling device |
| 12/22/2004 | CN1556007A Coaxial unmanned crane vertical lifting machine |
| 12/22/2004 | CN1556006A Mechanical rotating two wing deflected ascent small airplane |
| 12/21/2004 | US6832973 System for active noise reduction |
| 12/21/2004 | US6832894 Combined ball-and-damper device for a helicopter rotor |
| 12/21/2004 | CA2161000C Monitoring apparatus for monitoring impending faults in the integrity of a component or structure |
| 12/16/2004 | WO2004108525A1 Adaptive compliant wing and rotor system |
| 12/16/2004 | US20040251383 Use of aerodynamic forces to assist in the control and positioning of aircraft control surfaces and variable geometry systems |
| 12/16/2004 | US20040251377 Reduced visibility rotorcraft and method of controlling flight of reduced visibility rotorcraft |
| 12/16/2004 | DE202004016509U1 Rotorcraft with four rotors, has distances between rotation axes of rotors so small that rotor circle areas overlap with each other |
| 12/16/2004 | CA2518080A1 Adaptive compliant wing and rotor system |
| 12/15/2004 | EP1485892A1 Method and apparatus for tactile cueing of aircraft controls |
| 12/15/2004 | EP1485685A1 Method and device for detecting defects of at least one rotary wing aircraft rotor |
| 12/14/2004 | US6830216 Method for retrofitting an inertia reel access door to an ejection seat |
| 12/14/2004 | US6830215 Pivoting transmission unit with a device to take up play along the pivot axis |
| 12/14/2004 | US6830214 Rotary-wing aircraft |
| 12/09/2004 | WO2004106761A2 Torque dividing gear drive system and method of driving an output gear |
| 12/09/2004 | WO2004106155A1 Crashworthiness structure and method |
| 12/09/2004 | US20040248943 such as [1-[4-(aminosulfonyl)phenyl]-5-(4-chlorophenyl)-1H-pyrazol-3-yl]-N-hydroxy-N-methyl-ethanamide, used as antipyretics, analgesics, antiinflammatory, antiasthmatic, antiarthritic and antiischemic agents |
| 12/09/2004 | US20040247436 Variable pitch rotor blade for shrouded rotors, in particular helicopter rotors |
| 12/09/2004 | US20040245377 Helicopter |
| 12/09/2004 | US20040245376 Rotor and aircraft passively stable in hover |
| 12/09/2004 | US20040245372 Method of controlling pitch on a gyroplane and a gyroplane |
| 12/08/2004 | EP1483526A1 Aircraft wtih a plurality of lift and thrust rotors |
| 12/08/2004 | EP1322873B1 Piezoelectric extension actuator |
| 12/08/2004 | EP1320407B1 Remote control flying machine |
| 12/07/2004 | US6827553 Flexbeam damper assembly having transition shim clamp device |
| 12/02/2004 | WO2004103814A1 Rotor and aircraft passively stable in hover |