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WO/2006/116072A1 |
A cross-flow propulsion mechanism (10) for use in providing propulsion to an aircraft, includes a housing (11) defining an inlet (12), a rotor compartment (14), and an outlet (18). The inlet (12) is adapted to receive an inflow of air al...
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WO/2006/086462A2 |
A method for governing the speed of a fluid turbine by establishing a circulating flow and a rotational flow with a rotor, and interrupting the rotational flow with an opposing stator. A related braking apparatus includes a housing, a ro...
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WO/2006/066561A1 |
The invention relates to a flying device which can efficiently move in the air by aerodynamic forces and by direct force transmission on the ground, without the need for independent drive and thrust generation systems for the two modes o...
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WO/2006/063572A1 |
The invention relates to a propeller blade bearing, especially for the propeller blades (2) of aircraft propellers that can be adjusted along their longitudinal axis, a plurality of propeller blades (2) being individually fastened on a p...
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WO/2006/055580A2 |
A rotor blade includes a removable blade tip section which is mounted to an outboard rotor blade section by mechanically mounting a tip spar to a main blade spar with a spar interface section which bridges a butt joint between the blade ...
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WO/2006/033594A1 |
The invention relates to aviation engineering, shipbuilding and wind-power engineering and can be used for air and water propellers, water-pump impellers and windwheels. The screw comprises aerodynamic blades whose end areas are provided...
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WO/2006/034158A2 |
An impeller according to an example of the present invention comprises a hub, and at least one blade supported by the hub. The impeller has a deployed configuration in which the blade extends away from the hub, and a stored configuration...
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WO/2006/031749A2 |
The method for detecting an abnormal event for process units of a fluidized catalytic cracking unit, which uses modeling steps to compare the operation of the process units to a statistical model and to an engineering model. The statisti...
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WO/2006/007768A1 |
The invention discloses a wrap hollow wheel utilizing wind energy and water energy and its operating device thereof. The wrap hollow wheel comprises an impeller including at least two wraps. Each wrap is curled from top of the wrap and e...
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WO/2006/006311A1 |
[PROBLEMS] To realize mass transport, free flight, and safe operation with saved energy by controlling the air quantity and the wind direction of a device mounted on the airframe of an aircraft and capable of freely changing both the air...
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WO/2005/105699A1 |
A mixture composition of a cellulose ether made from raw cotton linters and at least one additive is used in a dry cement based plaster (or render) composition wherein the amount of the cellulose ether in the render composition is signif...
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WO/2005/105702A1 |
A mixture composition of a cellulose ether made from raw cotton linters and at least one additive is used in a cement based dry mortar composition wherein the amount of the cellulose ether in the tile cement based dry mortar composition ...
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WO/2005/105701A1 |
A mixture composition of a cellulose ether made from raw cotton linters and at least one additive is used in a ready mixed joint compound composition wherein the amount of the cellulose ether in the joint compound composition is signific...
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WO/2005/105700A1 |
A mixture composition of a cellulose ether made from raw cotton linters and at least one additive is used in a cement extrusion mortar composition wherein the amount of the cellulose ether in the cement extrusion mortar composition is si...
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WO/2005/105698A1 |
A mixture composition of a cellulose ether made from raw cotton linters and at least one additive is used in a gypsum based dry mortar composition wherein the amount of the cellulose ether in the gypsum based dry mortar composition is si...
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WO/2005/105697A1 |
A mixture composition of a cellulose ether made from raw cotton linters and at least one additive is used in a dry tile cement composition wherein the amount of the cellulose ether in the tile cement composition is significantly reduced....
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WO/2005/102831A1 |
Rotatable lifting surface devices, such as propellers, impellers, and turbines, and blades (2) for such devices use camber profiles and pitch distributions to obtain performance from flexible devices and blades, made from materials like ...
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WO/2005/099380A2 |
This invention relates generally to a lift augmentation system for an airframe. More particularly, the invention concerns the combination of extendable/retractable wing tips with an airframe for lift augmentation as well as wings that ca...
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WO/2005/091740A2 |
The flying/lifting mechanism consists of a moving object (1002), a static object (1004), and a driving mechanism (1008). When the moving object moves relatively to the static object, the pressure reduction on surface of the static forms ...
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WO/2005/085648A1 |
The invention relates to a round honeycomb rotor which is intended to improve substantially the efficiency of standard propellers when used as a rotor for aerial vehicles, motor pumps, boats or for any purpose in hydraulic or pneumatic a...
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WO/2005/081701A2 |
A blade or wing configuration has a leading edge (2) and a trailing edge (3), and an upper surface (5) and a lower surface (6) extending from the leading edge (2) to the trailing edge (3). At least one of the upper surface (5) and the lo...
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WO/2005/075290A1 |
A novel rotorcraft includes a fuselage (5), a main shaft (2), rotary wings (1), a horizontal driving clutch (15), a power system, a rudder (4) and horizontal propellant rotors (3), wherein the rotary wings use the torsion adjustable wing...
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WO/2005/068292A1 |
The inventive propeller consists of a shaft (1) comprising at least two hubs (2) which are mounted thereon and provided with blades (3) fixed to each of them. Each blade (3) has a front and rear sharp edges and is embodied in such a way ...
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WO/2005/063563A1 |
According to an embodiment of this invention, a plurality of stops are implemented between metal surfaces that may be reached only in the event of shocks of great violence and in any case following a certain elastic deformation of the sh...
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WO/2005/058693A1 |
The present invention relates to a system and method for providing pressurised oil during non-feathered in-flight shutdown conditions in a variable-pitch aircraft propeller engine (10). A secondary pumping means (31) provides pressurised...
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WO/2005/054685A1 |
The invention relates to mechanical engineering, in particular to bladed machines for air pumping, in particular to fans and air blowers and to blades for different propelling devices. The inventive method for increasing a blade performa...
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WO/2005/049422A2 |
The invention relates to an aircraft comprising a fuselage (1) and a propulsion device (2) that is coupled to the fuselage (1) and that generates a definable lift. Said propulsion device (2) comprises several impeller blades (3) and the ...
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WO/2005/049423A2 |
A coaxial propulsion system has a primary propeller, a flow control element to reduce swirl, and a secondary propeller, mounted in series configuration. A connecting shroud directs the combined thrust. Said primary propeller and said sec...
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WO/2005/044662A1 |
An aircraft propulsion system comprising two uncoupled separately operable turboprop gas turbine engines (1, 2), the rotary axes (5, 7) of which are inclined to each other in a horizontal and/or vertical plane and each of which is connec...
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WO/2005/042342A2 |
Method and systems for starting propeller driven aircraft and other devices. A system in accordance with one embodiment of the invention includes a removable fixture (130) that is coupled to the propeller (120) and has at least one porti...
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WO/2005/023645A1 |
A wing (1) including a lift augmentation device, comprising a main wing body (3) and a displaceable auxiliary body (5) defining a lift augmenting configuration and a non-augmenting configuration and moveable to intermediate configuration...
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WO/2005/020413A2 |
A machine that is a self regulating rotor with a set of cups or vanes that are pivotally attached about a central axis such that they form a closed three dimensional shape that when closed, and when rotated into an open orientation for a...
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WO/2005/003324A2 |
A VTOL vehicle including a fuselage with two foldable wings, two tiltable nacelles attached to the wings, a vertical stabilizer, a horizontal stabilizer, and two auxiliary thrusters. Each nacelle contains a system of vanes located at the...
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WO/2004/110862A1 |
Method of manufacturing a blade root of a wind turbine blade and wind turbine blade having an aerodynamically designed blade portion and a blade root adapted for releasable attachment to a hub of a wind turbine, said blade root being of ...
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WO/2004/103811A1 |
A hollow type impeller for a water surface shifter is disclosed. The hollow type impeller includes a hollow tube-impeller assembly having a hollow tube and an impeller formed on the inner peripheral surface of the hollow tube. The impell...
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WO/2004/103813A1 |
A self-contained variable pitch and/or constant speed propeller including provisions for feathering and reverse pitch operation, wherein no direct contact is required between the fixed engine or airframe and the rotating propeller for ef...
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WO/2004/092010A1 |
The inventive rotor propulsor for moving in air or water environment is provided with a traction plate embodied in the form of a truncated cone having two covering lids. The top lid of said cone is provided with a medium suction orifice....
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WO/2004/090346A1 |
In order to modify a flow (for e.g. air or water) which drives a driving unit, or which is generated by a driving unit, placing of a ball like structure (21) is suggested. The ball like structure (21) is, thereby, located preferably in t...
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WO/2004/078465A1 |
A wind turbine blade comprising a spar and a method of preparing these are provided. The spar comprises a laminated member having a surface to be connected to the surface shells of the blade reinforced by oriented first type fibres and t...
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WO/2004/078462A1 |
A method for preparing a more reliable connection between two members (2, 4) is provided. The method involves the use of a gas-removal layer (6), which allows for gas transport in a number of overall directions in a plane of the gas-remo...
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WO/2004/078442A1 |
A pre-consolidated pre-form and a method of pre-consolidating pre-forms are provided. Pre-consolidation is a process, whereby gas inside a pre-form is removed and a low porosity is produced. It involves redistribution of resin and option...
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WO/2004/078461A1 |
A connection between composites (10, 12) with non-compatible properties and a method of preparing of such connections are provided. The composites comprise first and second type fibres, respectively, as well as resin. The connection comp...
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WO/2004/067380A1 |
A proprotor blade (27a, 27b, 127a, 127b) having a fixed, spanwise, leading edge slot (215) located in at least the inboard portion of the proprotor is disclosed. The slot (215) is formed by a selectively shaped slat (217) disposed in a s...
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WO/2004/065210A1 |
The inventive propelling device for moving in an air or water environment comprises a power plate in the form of a flattened downwardly extendable cone which is provided with a lid having a suction hole and a disc. Said disk is arranged ...
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WO/2004/065211A1 |
The inventive propelling device can be used for moving in an air or water medium. The inventive propelling device consists of a cylindrical body provided with flat lids having a section which is radially cut out away from the axis of rot...
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WO/2004/063571A2 |
A circulator device comprising a large diameter fan having reinforced fan blades with a tapered airfoil shape is disclosed. The fan blades may be formed using an extrusion method of fabrication, wherein each fan blade (316) may comprise ...
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WO/2004/045948A1 |
A rotary blade comprising a hollow elongate blade envelope (2) having a desired aerodynamic cross section, said blade envelope (2) accommodating a single unitary elongate blade spar (1) which is of an axially strong material having some ...
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WO/2004/033295A1 |
The present invention discloses an aircraft capable of vertical take-off and landing. The aircraft comprises a single constant speed variable pitch propeller (3), a fuselage (2), an empennage (21, 22) and main wings (6) fixed to the fuse...
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WO/2004/020279A1 |
The invention relates to a propeller comprising a base (2, 15) and numerous blades (1, 14) which extend out from said base and which are inclined upstream, i.e. in the direction of movement (D1), towards the front of the vessel. The afor...
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WO/2004/020278A1 |
The invention relates to a propeller comprising a base (2, 15) and numerous blades (1, 14) which extend out from said base and which are inclined upstream, i.e. in the direction of movement (D1), towards the front of the vessel. The afor...
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