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Match Document Document Title
9017036 High order shaped curve region for an airfoil  
A turbomachine blade with a localized dihedral feature has a high order polynomial shaped curve region.
8911215 Compressor blade for an axial compressor  
A compressor blade for an axially permeated compressor, preferably of a stationary gas turbine is provided. The camber line of the blade tip side profile of the blade of the compressor blade...
8814495 Wind blade device  
A wind blade device for rotating a wind turbine is provided. The wind turbine generates wind-generated electric power in residential, business, industrial, and electric utility applications. The...
8807951 Gas turbine engine airfoil  
A blade for a gas turbine engine, according to an exemplary aspect of the present disclosure includes, among other things, a platform and an airfoil that extends from the platform. The airfoil...
8757982 Wind turbine rotor blade with in-plane sweep and devices using same, and methods for making same  
A wind turbine includes a rotor having a hub and at least one blade having a torsionally rigid root, an inboard section, and an outboard section. The inboard section has a forward sweep relative...
8753086 Blower fan  
An impeller includes a substantially cylindrical cup portion arranged to rotate about a center axis, a plurality of blades fixed to an outer circumferential surface of the cup portion for unitary...
8702398 High camber compressor rotor blade  
A rotor blade having an airfoil for a compressor is described. The airfoil has an airfoil root, an airfoil tip located at a spanwise distance from the airfoil root, a leading edge extending from...
8678745 Rotor blade design for a wells turbine  
The invention relates to a Wells turbine, comprising a hub having a plurality of rotor blades having a drop-shaped symmetrical profile originating from a leading edge;the rotor blades have a...
8668461 Wind turbine rotor blade  
Wind turbine rotor blade with a longitudinal axis, a blade tip, a blade root, a leading edge, a trailing edge and a cross-section arranged orthogonally to the longitudinal axis and changing from...
8668462 Wind turbine rotor blade  
Wind turbine rotor blade with a blade tip, a blade root, a leading edge, a trailing edge, a pressure side, a suction side and a cross-section, which changes from the blade tip to the blade root,...
8613592 Guide blade of a turbomachine  
A guide blade of a turbomachine, in particular of a compressor, a blade of the guide blade without an inner shroud having a flow inlet edge, a flow outlet edge, a suction side, and a pressure...
8602739 Wind turbine rotor blade and pitch regulated wind turbine  
A wind turbine rotor blade with an airfoil profile having an upwind side, a downwind side is provided. A stall inducing device is located at the upwind side of the airfoil profile.
8579593 Damping element for reducing the vibration of an airfoil  
An airfoil (10) is provided with a tip (12) having an opening (14) to a center channel (24). A damping element (16) is inserted within the opening of the center channel, to reduce an induced...
8517690 Double leading edge airfoil for wind turbine blade root  
The invention relates to an aerodynamic profile for the root of a wind turbine blade having a double leading edge, including a leading edge (13), a trailing edge (15) and suction and pressure...
8480372 System and method for reducing bucket tip losses  
A system including an airfoil portion of an unshrouded turbine bucket, which includes a pressure-side surface and suction-side surface each extending from a root surface to a tip surface and...
8464426 Gas turbine engine airfoil  
A method of designing an airfoil for a gas turbine engine according to one embodiment of this disclosure can include localizing a sweep angle at a leading edge of a tip region of the airfoil, and...
8439645 High pressure turbine blade airfoil profile  
A two-stage high pressure turbine includes a second stage blade having an airfoil with a profile substantially in accordance with at least an intermediate portion of the Cartesian coordinate...
8425185 Transonic blade  
A transonic blade is provided that operates in a flow field where flow has a transonic speed or higher in an axial-flow rotating machine and that concurrently achieves a reduction in shock loss...
8393872 Turbine airfoil  
An airfoil is provided and includes a pressure surface and a suction surface. Radially corresponding surface characteristics of the pressure and suction surfaces at a spanwise local portion of the...
8337164 Turbomolecular pump  
An object is to provide a turbomolecular pump with rotor and stator blades alternatively arranged that can prevent collision between the adjacent rotor and stator blades due to air inrush, which...
8277192 Turbine blade  
An airfoil profile is formed such that a passage width ratio, represented in a dimensionless manner, of an inter-blade passage width of vane root cross-section to an outlet throat width...
RE43710 Swept turbomachinery blade  
A swept turbomachinery blade for use in a cascade of such blades is disclosed. The blade (12) has an airfoil (22) uniquely swept so that an endwall shock (64) of limited radial extent and a...
8272838 Impeller and pump including the same  
An impeller includes an impeller body which rotates about a rotation axis, and a vane which is provided at the impeller body. The impeller body receives force asymmetric with respect to the...
8221086 Propeller  
A propeller has a hub 1 with a pair of blades 3 extending therefrom. Each blade 3 has a root, a tip, a first blade portion 10a extending between the root and tip and a second blade portion 10b...
8215916 Axial flow fan  
The axial flow fan includes a plurality of blades disposed around and rotating together with the rotation shaft, the blades each including a leading edge, a trailing edge, a leading edge portion...
8192153 Aerofoil members for a turbomachine  
A circumferential row of aerofoil members span an annular duct for carrying a flow of compressible fluid. The duct is centered on the axis of a turbomachine. Pressure and suction surfaces of...
8182232 Wind generator blade with divergent trailing edge  
A wind turbine blade having an aerodynamic profile (5) with a leading edge (11), a trailing edge (13) and suction and pressure sides (17, 19) between the leading edge (11) and the trailing edge...
8167567 Gas turbine engine airfoil  
A rotor blade for a gas turbine engine includes an airfoil that extends in span between a root and a tip region. A leading edge and a trailing edge of the airfoil section extend between a chord...
8133012 Transonic airfoil and axial flow rotary machine  
Sectional profiles close to a tip 124 and a part between a midportion 125 and a hub 123 are shifted to the upstream of an operating fluid flow in a sweep direction. Accordingly, an S shape is...
8096777 Mixed flow turbine or radial turbine  
A mixed flow turbine or radial turbine suppresses a rapid increase in load applied on a leading edge of a blade, and can reduce incidence loss. The mixed flow turbine or radial turbine includes a...
8092189 Axial flow pump  
Radial cross sections of front sides in rotational direction of impellers attached to a pump shaft obliquely to a circumferential direction from an upstream side toward a downstream side have...
8079823 Fan blades  
A fan blade comprises an airfoil having an upper surface with region that has a generally elliptical curvature. In some examples, the lower surface has a convex region and a concave region. The...
8052395 Air cooled bucket for a turbine  
A bucket for a turbine is provided. The bucket includes an airfoil having a root portion, a tip portion, an airfoil shape, and a nominal profile substantially in accordance with Cartesian...
8052386 Mixed flow roof exhaust fan  
A mixed flow fan wheel has a convex hub, an axially-spaced away concave annular shroud, and a plurality of angularly distributed blades extending between and interconnecting the hub and shroud,...
8038384 Omni-directional turbine and method  
The invention teaches a turbine capable of receiving wind power and transferring wind power into mechanical energy, and capable of coupling with a generator. The turbine includes a generally flat...
8011882 Vane assembly  
A vane assembly for a gas turbine engine, the assembly including a plurality of vanes 14 with an asymmetric organic metal/ceramic matrix composite lay up, such that when the vanes 14 are placed in...
7985052 Curved blade for wind turbines  
A curved blade for use on horizontal wind turbines, the blade comprising a substantially semicircular tip portion, a substantially semicircular counter-tip portion opposite the tip portion, and a...
7946826 Wind turbine rotor blade with a suction side winglet  
A rotor blade for a wind turbine is disclosed. The rotor blade may comprise a root portion, a tip, and a body extending between the root portion and the tip. The body may include a pressure side...
7883324 Wind turbine airfoil family  
A family of airfoils for a wind turbine blade. Each airfoil may include a blunt trailing edge, a substantially oval shaped suction side, and a substantially S-shaped pressure side.
7794202 Turbine blade  
A turbine blade is provided, comprising a stator-side end located toward a stationary stator cylinder of the turbine, a rotor-side end located toward an axial rotor of the turbine, a leading edge...
7740451 Turbomachine blade  
The blades of a turbomachine comprise airfoils, which are bent such that the lean angle (φ), defined as the angle which the stacking line of the airfoil includes with the radial direction, and...
7708257 Apparatus for treating solids  
Apparatus for treating solids, in particular mixing, pelletizing or drying, includes a vessel receiving a solid product, and a driveshaft which is arranged in the vessel. Disposed in fixed...
7597544 Blade of axial flow-type rotary fluid machine  
A first bent portion bent toward an intrados and a second bent portion located in the rear of the first bent portion and bent toward an extrados are provided on a camber line on a trailing edge in...
7585155 Axial flow fan  
Blades mounted on a circumferential outer surface of a hub of an axial flow fan do not deform even when rotated at high speed, thus promoting structural stability. The direction of the sweeping...
7476086 Tip cambered swept blade  
A fan blade includes an airfoil having opposite pressure and suction sides extending in span between a root and tip, and extending in chord between opposite leading and trailing edges. From root...
7374403 Low solidity turbofan  
A turbofan includes a row of fan blades extending from a supporting disk inside an annular casing. Each blade includes an airfoil having opposite pressure and suction sides extending radially in...
7344360 Wind turbine rotor blade with in-plane sweep and devices using same, and methods for making same  
A wind turbine includes a rotor having a hub and at least one blade having a torsionally rigid root, an inboard section, and an outboard section. The inboard section has a forward sweep relative...
7241114 Rotor for a centrifugal pump  
The invention relates to a rotor having at least three blades disposed between a front cover plate and a rear cover plate, the art of the suction edge of at least one blade, in the top view of the...
7217101 Turbine rotor blade for gas turbine engine  
A rotor blade for a gas turbine engine includes a blade root (3) and an aerofoil projecting therefrom, the aerofoil having a leading edge and a trailing edge (5), a generally concave pressure...
7204676 Fan blade curvature distribution for high core pressure ratio fan  
A method for reducing vortex promotion of a rotor blade used in high core PR fans comprises shifting a curvature distribution of a blade section immediately adjacent to the hub such that a major...

Matches 1 - 50 out of 175 1 2 3 4 >