Fluid reaction surfaces (i.e., impellers) inventions 08/07

20070201978 - Forward discharge blower unit: A blower unit is configured to have a forward containment portion for housing mechanical equipment for receiving and dispensing material particles as ground cover. A rear containment portion is provided for containing such material particles. A material mover preferably operable in forward and rearward direction will feed material to the... Agent: Schwabe, Williamson & Wyatt, P.C. Pacwest Center, Suite 1900

20070201979 - Bucket platform cooling circuit and method: In a turbine bucket having an airfoil portion and a root portion with a platform at an interface between the airfoil portion and the root portion, a platform cooling arrangement including: a cooling passage defined in the platform to extend along at least a portion of a concave, pressure side... Agent: Nixon & Vanderhye P.C.

20070201980 - Method to augment heat transfer using chamfered cylindrical depressions in cast internal cooling passages: An air-cooled turbine blade is provided having an airfoil shape defined by a convex suction side wall, a concave pressure side wall, a leading edge, a trailing edge, a root and a tip, each wall including an interior surface that defines an interior with the edges, root and tip. The... Agent: Honeywell International Inc.

20070201981 - Flow-controlled wind rotor: Disclosed in a wind rotor (1) comprising one or more blades (3) rotating around a vertical, central axis (4) within a main bearing (5), said blades being parallel to said vertical axis (4), said blades being connected via crossbars (6), said blades being disposed freely rotatably in bearings (7), and... Agent: Matthias Scholl

20070201982 - Ventilator and ventilator blade: The invention provides a ventilator blade (1) with a loading edge (2) curved in the shape of an S in the blade sheet plane; and an outside edge (4) that is shorter than the leading edge, in which the center of the outside edge (4) lies in the vicinity of... Agent: Frost Brown Todd, LLC

20070201983 - Rotor blade for a ninth phase of a compressor: The invention relates to a blade (10) of a rotor of a ninth phase of a compressor, which can be defined by coordinates of a discreet combination of points, in a Cartesian reference system (X,Y,Z), wherein the axis (Z) is a radial axis intersecting the central axis of the compressor,... Agent: General Electric Co. Global Patent Operation

20070201984 - Leading edge erosion protection for composite stator vanes: The present invention provides a turbofan engine including leading edge erosion protection for composite stator vanes contained therein. The composite stator vanes are defined by a leading edge, a trailing edge, a concave surface and a convex surface. The vanes are generally formed of a graphite fiber and an aramid... Agent: Honeywell International Inc.

20070196209 - Booster for lift as well as thrust: The invention is directed to develop the booster for either lift or thrust produced by the rotating operation by the dynamic force such as motor and engine applicable to the motor car and other machines to be equipped with the trapezoid cylinder enclosing propeller in rotating operation by means of... Agent: Yoshioki Tomoyasu

20070196210 - Droop stop mechanism for helicopter rotor blade: A droop stop mechanism for a helicopter rotor blade includes a pair of opposing stops disposed on opposite sides of the blade's flap hinge. An interposer is mounted at the end of an arm on a rotatable shaft for rotation in a plane perpendicular to the hinge. A torsion spring... Agent: Macpherson Kwok Chen & Heid LLP

20070196211 - Pump with impeller, particularly for washing machines and similar household appliances: d

20070196212 - Fan,especially a ceiling fan with a balanced single blande: The invention provides a fan (10) with a blade (12), suitable for use as a ceiling fan. Blade (12) may be regarded as a single blade, although shaft (18) is not attached to blade (12) at one end thereof; rather, shaft (18) is attached to blade (12) at a point... Agent: Trask Britt

20070189895 - Methods and systems for transporting wind turbine components: A mounting system includes a plurality of adjacent railcars including a first railcar that includes spaced first and second wheel assemblies each including at least one wheel pair. The mounting system also includes a first and second frames coupled to the first railcar. The first frame includes a space defined... Agent: Patrick W. Rasche (22402)

20070189898 - Method and apparatus for cooling gas turbine rotor blades: Methods and apparatus for cooling gas turbine rotor blades is provided. The blade includes an airfoil having an internal three pass serpentine cooling circuit having radially extending first, second, and third serpentine cooling cavities partially separated by, in axially aft succession, a first radially extending internal rib and a second... Agent: John S. Beulick (12729) C/o Armstrong Teasdale LLP

20070189896 - Methods and apparatus for cooling gas turbine rotor blades: Methods and apparatus for cooling rotor blades of a gas turbine are provided. The turbine blade has an airfoil connected to the platform and a dovetail extending from the platform. A main cooling circuit extends through the dovetail and into the airfoil. The main cooling circuit includes an exit for... Agent: John S. Beulick (17851)

20070189897 - Turbine blade with radial cooling channels: A turbine blade is cooled by cooling air that flows through a radial cooling channel. The turbine blade includes a root and an airfoil. The flow of cooling air into the cooling channel is limited by a pre-meter orifice to provide a reduced pressure within the cooling channel. The pressure... Agent: Kinney & Lange, P.A.

20070189900 - Mechanical emergency brake for wind turbines and method for operating same: A mechanical emergency brake for a wind turbine is provided, said mechanical emergency brake comprising a spiral spring with a loop at its outer end, a cassette for accommodating said spring and a casing for receiving said cassette and said spring, wherein said casing comprises a retention pin to which... Agent: General Electric Co. Global Patent Operation

20070189899 - Wind turbine rotor: A wind turbine rotor, the rotor blades of which are shaped generally to resemble the sail of an Oceanic sprit rig sailboat (a traditional sailing craft with a sail plan having unusual and significant aerodynamic properties). The rotor blades might be movably mounted to maximize use of apparent wind. An... Agent: Michael L. Serpa

20070189901 - Separable blade platform: A gas turbine engine blade platform including a par of platform retention members. The pair of platform retention members are configured to be located on opposite sides of a disk lug. The retention members interact with the disk lug to restrain radial movement of the platform during rotation of a... Agent: Krieg Devault LLP

20070189902 - Wind blade spar cap and method of making: A wind blade spar cap for strengthening a wind blade including an integral, unitary three-dimensional woven material having a first end and a second end, corresponding to a root end of the blade and a tip end of the blade, wherein the material tapers in width from the first to... Agent: Maccord Mason PLLC

20070189903 - Wind turbine rotor blade: A wind turbine rotor blade includes a pressure side sparcap having a carbon fiber reinforced section extending substantially a full longitudinal length of the pressure side sparcap and a suction side sparcap having a glass fiber reinforced section extending substantially a full longitudinal length of the suction side sparcap.... Agent: Patrick W. Rasche (22402)

20070189904 - Turbine airfoil with weight reduction plenum: An airfoil for a gas turbine engine includes: opposed pressure and suction sidewalls extending between spaced-apart leading and trailing edges, a root, and a tip; and a hollow plenum disposed between the sidewalls. The plenum has a chordwise first dimension at a radially outer end thereof, and a chordwise second... Agent: Adams Evans P.A.

20070183893 - Material having internal cooling passage and method for cooling material having internal cooling passage: In a material having an internal cooling passage formed therein which has a wall surface 23 provided with cooling ribs 25a, 25b thereon to allow a cooling medium to flow along the wall surface 23, the cooling ribs 25a, 25b are arranged so that a portion of the cooling medium... Agent: Mattingly, Stanger, Malur & Brundidge, P.C.

20070183894 - Turbomachine rotor wheel: A turbomachine rotor wheel comprises a disk carrying blades having roots engaged and held in an annular recess of the disk, the roots being connected to platforms for co-operating with an annular gasket mounted in an annular groove of the disk, the annular sealing gasket exerting a resilient force on... Agent: Oblon, Spivak, Mcclelland, Maier & Neustadt, P.C.

20070183898 - Airfoil for a second stage nozzle guide vane: The present invention provides an airfoil a second stage nozzle guide vane having an external surface with first and second sides. The external surface extends spanwise between a hub and a tip and streamwise between a leading edge and a trailing edge of the airfoil. The external surface includes a... Agent: Krieg Devault LLP

20070183897 - First stage turbine airfoil: The present invention provides an airfoil for a first stage turbine blade having an external surface with first and second sides. The external surface extends spanwise between a hub and a tip and streamwise between a leading edge and a trailing edge of the airfoil. The external surface includes a... Agent: Krieg Devault LLP

20070183896 - Second stage turbine airfoil: The present invention provides an airfoil for a second stage turbine blade having an external surface with first and second sides. The external surface extends spanwise between a hub and a tip and streamwise between a leading edge and a trailing edge of the airfoil. The external surface includes a... Agent: Krieg Devault LLP

20070183895 - Third stage turbine airfoil: The present invention provides an airfoil for a third stage blade having an external surface with first and second sides. The external surface extends spanwise between a hub and a tip and streamwise between a leading edge and a trailing edge of the airfoil. The external surface includes a contour... Agent: Krieg Devault LLP

20070183899 - Fan mounting system: A fan (10) is disclosed having a base (11) and a protective housing (12) encasing an electric motor (13) and a blade assembly (14). The base has two pivot mounts (21) to which a front support leg (22) and a rear support leg (23) are mounted. Each leg includes a... Agent: Baker, Donelson, Bearman, Caldwell & Berkowitz

20070177975 - Film cooling method and hole manufacture: A cooled cast part has an exterior surface. A cooling passageway system extends from at least one inlet port to a plurality of outlet ports. The passageway system includes a first passageway to at least a first of the outlets and surrounding at least one post. The system includes a... Agent: Bachman & Lapointe, P.C. (p&w)

20070177976 - Microcircuits for small engines: A turbine engine component for use in a small engine application has an airfoil portion having a root portion, a tip portion, a suction side wall, and a pressure side wall. The suction side wall and the pressure side wall have the same thickness. Still further, the turbine engine component... Agent: Bachman & Lapointe, P.C. (p&w)

20070177977 - Horizontal multi-blade wind turbine: A blade system, has rows of blades extending radially outward along the length and around the circumference of a rotor of a low-profile ground-mounted wind turbine which is particularly suited for use in remote locations. The wind-engaging end of each blade is arc-shaped and is turned about 120 degrees to... Agent: Sean W. Goodwin

20070177978 - Damping structure for a rotor assembly of a motor: A damping structure for a rotor assembly includes holes adapted to be defined in an outer periphery of the inner rotor and in an inner periphery of the outer rotor respectively and damping elements inserted into the gap between the inner rotor and the outer rotor. Each damping element is... Agent: Thomas E. Sisson Jackson Walker, LLP

20070177979 - Vane comprising a transition zone: A vane of a guide vane or impeller blade of a turbo machine, particularly a gas turbine. The profile of the vane includes at least one thickening that is advantageous for flow purposes in a radially inward final region and/or a radially outward final region of the vane. The thickening... Agent: Davidson, Davidson & Kappel, LLC

20070177981 - Nozzle blade airfoil profile for a turbine: First stage stator vanes for a turbine comprised airfoil profile substantially in accordance with Cartesian coordinate values of X, Y and Z set forth in inches in Table I, which define a plurality of radially spaced profile sections forming the nominal profile. The Z coordinate values for each profile section... Agent: Nixon & Vanderhye P.C.

20070177980 - Stator blade airfoil profile for a compressor: Twelfth stage stator vanes for a compressor comprise airfoil profiles substantially in accordance with Cartesian coordinate values of Z, Y and Z set forth in inches in Table I, wherein the Z coordinate values are perpendicular distances from planes normal to a radius from the compressor centerline and containing the... Agent: Nixon & Vanderhye P.C.