| Patents for B64C 11 - Propellers, e.g. of ducted type; Features common to propellers and rotors for rotorcraft (3,644) |
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| 07/11/2002 | DE10062252A1 Verfahren zur Regelung von Fluggasturbinen The method for controlling aircraft gas turbines |
| 07/10/2002 | EP1220776A1 Quick disconnect bracket system for propeller deicer |
| 07/09/2002 | US6416280 One piece spinner |
| 07/04/2002 | WO2002051702A2 Offset crowned roller assembly for variable pitch propellers |
| 07/04/2002 | US20020084218 Toroidal vortex vacuum cleaner centrifugal dust separator |
| 07/04/2002 | DE10064527A1 Propeller for increasing axial jet thrust in liquid and/or gaseous medium consists of one or more radially protruding blades separated from each other by a medium |
| 07/03/2002 | EP1001899B1 Preloaded bearing assembly for aircraft propeller blade retention |
| 07/02/2002 | US6413052 Anti-fretting washer for flange joints |
| 06/27/2002 | WO2002016739A3 Turbocharger control system and propeller control system by stepper motor |
| 06/27/2002 | US20020081203 Offset crowned roller assembly for variable pitch propellers |
| 06/19/2002 | EP1215383A1 Control system for aircraft gas turbine engines |
| 06/18/2002 | US6406261 Counter propeller propulsion unit |
| 06/05/2002 | CN1085973C Aircraft with fuselage substantially designed as aerodynamic filting body |
| 06/04/2002 | US6398497 Blade lock system for variable diameter rotor systems |
| 05/23/2002 | DE10040837C1 Mantelpropeller Ducted propeller |
| 05/15/2002 | CN1084696C Blade profile for aircraft rotor and rotor comprising same |
| 05/02/2002 | DE10058254A1 Spherical airship with radial propellers has pair of radial power plants fitted on both sides; both radial power plants are fitted with cyclically variable blade profiles |
| 04/30/2002 | US6379113 Propeller apparatus |
| 04/25/2002 | US20020047071 Lifting platform with energy recovery |
| 04/24/2002 | CN1345679A Shape changeable propeller and operation method |
| 04/17/2002 | EP1196696A2 Rotor with a split rotor blade |
| 04/09/2002 | US6368059 Controlled passive porosity systems to mitigate cavitation |
| 04/04/2002 | WO2002026560A1 Lift generator by continuously rotating impeller |
| 04/02/2002 | US6364616 Submerged rib hybrid blade |
| 03/26/2002 | US6361279 Blade profile for aircraft rotor and rotor comprising same |
| 03/21/2002 | US20020033432 Vehicle seating arrangement |
| 03/19/2002 | US6358014 Composite spinner and method of making the same |
| 03/19/2002 | US6358006 Quick disconnect bracket system for propeller deicer |
| 03/14/2002 | WO2002020349A1 Two piece spinner |
| 03/14/2002 | US20020031430 Variable pitch aircraft propeller control with two-speed transmission |
| 03/07/2002 | DE10040577A1 Flugzeug bzw. Antriebseinrichtung für Flugzeuge Airplane or drive device for aircraft |
| 03/05/2002 | US6352458 Propulsion system and method |
| 03/05/2002 | US6352219 Flying vehicle with lift generators |
| 02/28/2002 | WO2002016778A1 Covered propeller |
| 02/28/2002 | WO2002016739A2 Turbocharger control system and propeller control system by stepper motor |
| 02/21/2002 | US20020020296 Toroidal vortex vacuum cleaner with alternative collection apparatus |
| 02/21/2002 | US20020020035 Toroidal vortex bagless vacuum cleaner |
| 02/14/2002 | WO2002012061A1 Fan-based propulsion and pressure flow system |
| 02/06/2002 | EP1177381A1 Wind power facility with a vertical rotor |
| 02/06/2002 | CN1334218A High-performance propeller |
| 02/06/2002 | CN1334217A Water airship |
| 01/31/2002 | WO2002008054A1 Propulsion system and method |
| 01/30/2002 | EP1175335A1 Bolted-on propeller blade |
| 01/29/2002 | US6341747 Nanocomposite layered airfoil |
| 01/24/2002 | US20020008177 Composite airfoil assembly |
| 01/16/2002 | CN2471701Y Screw propeller |
| 01/16/2002 | CN1077859C Blade paddle with swept-back wing tip for plane rotor wing |
| 01/10/2002 | US20020003189 Articulated drive |
| 01/08/2002 | US6336791 Device and method employing a turbine for contributing thrust to a propeller on a spinner |
| 12/27/2001 | WO2001098745A1 Adaptive balancing arrangement for a rotating mass |
| 12/27/2001 | CA2412809A1 Adaptive balancing arrangement for a rotating mass |
| 12/06/2001 | US20010048877 Vortex attractor |
| 12/06/2001 | US20010048052 Lifting platform with positive horizontal stability |
| 12/05/2001 | EP1160156A2 Propulsion unit with at least one propeller comprising a hub |
| 12/05/2001 | EP1159533A1 Centrifugal air flow control |
| 11/24/2001 | CA2348278A1 Variable pitch aircraft propeller control with two-speed transmission |
| 11/15/2001 | US20010040062 Lifting platform |
| 11/07/2001 | EP1152123A2 Hybrid blade with submerged ribs |
| 11/01/2001 | US20010036406 Fluid flow straightening techniques |
| 10/31/2001 | DE10020839A1 Propeller for model aircraft has guide plate fixed to engine drive shaft |
| 10/30/2001 | US6308632 Deployable folded propeller assembly for aerial projectiles |
| 10/24/2001 | CN1319063A Load-bearing structure with reduced tip vortex |
| 10/23/2001 | US6305905 Bolted-on propeller blade |
| 10/10/2001 | EP1140622A1 Variable diameter rotor blade actuation system |
| 10/10/2001 | EP1140621A1 A drive system for a variable diameter tilt rotor |
| 10/02/2001 | US6296444 Prop rotor hub |
| 09/27/2001 | US20010023907 Rotary blade of helicopter |
| 09/26/2001 | EP1136353A2 Composite spinner and method of making the same |
| 09/12/2001 | EP0939725B1 Counterweighted propeller control system |
| 09/11/2001 | US6286783 Aircraft with a fuselage substantially designed as an aerodynamic lifting body |
| 09/07/2001 | WO2001064510A1 High performance propeller |
| 09/07/2001 | CA2401609A1 High performance propeller |
| 08/29/2001 | EP1127786A1 Rotary blade of helicopter |
| 08/16/2001 | WO2001058759A1 Engine arrangement |
| 08/09/2001 | US20010012742 Propulsion system and method |
| 08/09/2001 | US20010011691 Engine arrangement |
| 08/01/2001 | CN1305922A Propeller |
| 07/31/2001 | US6267331 Airfoil with dynamic stall control by oscillatory forcing |
| 07/25/2001 | CN1305423A Rotor or propeller with blade folding and pitch control devices |
| 07/18/2001 | EP1115613A1 Load-bearing structure with reduced tip vortex |
| 07/18/2001 | EP1091871A4 Multiple piece propeller deicing system brush block housings |
| 07/17/2001 | US6261062 Actuation system for a controllable pitch propeller |
| 07/12/2001 | US20010007808 Suface procesing method by blowing submicron particles |
| 07/05/2001 | WO2001002742A3 Rotor with a split rotor blade |
| 06/19/2001 | CA2083904C Multi blade rotor with variable blade pitch for aft anti-torque of an helicopter |
| 06/13/2001 | EP0843634B1 Bearing preload |
| 06/12/2001 | US6244817 Method and apparatus for a fan noise controller |
| 06/05/2001 | US6241473 Pressure relief device for a propeller hub |
| 05/30/2001 | CN1066371C 轴相位控制机构 Axis phase control mechanism |
| 05/22/2001 | CA1341239C Pale a faible signature radar |
| 05/10/2001 | WO2001033084A1 Vortex generator |
| 05/10/2001 | CA2389346A1 Vortex generator |
| 05/09/2001 | CN1065445C Portable efficient and high-multiple foam generator |
| 05/09/2001 | CN1065444C Efficient and high-multiple foam generator |
| 05/01/2001 | US6224441 Propulsion system and method |
| 05/01/2001 | US6224021 Thrust control apparatus and method for an airplane |
| 04/24/2001 | US6220820 Bearing preload |
| 04/18/2001 | EP1091871A2 Multiple piece propeller deicing system brush block housings |
| 04/18/2001 | CN1291573A Future aircraft landing or taking-off vertically |
| 04/10/2001 | US6213719 Bar wedge preload apparatus for a propeller blade |