Fluid reaction surfaces (i.e., impellers) inventions 12/06

20060292004 - Cooling tower fan locking apparatus: A mechanical locking apparatus is assembled to an existing cooling tower fan assembly and is operable to brake the drive shaft of the fan assembly to stop rotation of the fan and isolate the fan from rotating in high winds.... Agent: Thompson Coburn, LLP

20060292006 - Cooled blade for a gas turbine: A cooled blade for a gas turbine has a blade airfoil, which emerges from a blade root and a blade shank and has a leading edge and a trailing edge and, within the blade airfoil, a plurality of sequential coolant ducts, in terms of flow, extending in a radial direction.... Agent: Buchanan, Ingersoll & Rooney PC

20060292005 - Method for forming turbine blade with angled internal ribs: A die for forming a lost wax ceramic core allows the formation of non-parallel separating spaces between adjacent portions of the core. The core will eventually form cooling channels in an airfoil. The die for forming the core includes a plurality of moving parts having rib extensions. At least some... Agent: Carlson, Gaskey & Olds, P.C.

20060292007 - Boat propeller with adjustable blades for adjusting the pitch thereof: A boat propeller comprises a hub formed of a first cylindrical member and a second cylindrical member detachably joined together. The second cylindrical member comprises a plurality of insertion cavities formed in the second cylindrical member, an end of each of the insertion cavities having a plurality of receptacle members.... Agent: North America Intellectual Property Corporation

20060292008 - Fan with ring and method of producing the same: To provide a method of forming a fan with ring in one piece from a single metal plate and to provide the fan formed using the method, the metal plate is plastically worked into a shallow pan shape so as to form a cylindrical ring portion 1 on the periphery.... Agent: Jordan And Hamburg LLP

20060292009 - Vertically staggered helicopter rotor blade assembly: A helicopter rotor assembly with vertically staggered blades is disclosed. Each blade travels in a rotational path which does not cross the rotational paths of the other blades. This arrangement reduces noise because each blade travels in a path which avoids turbulent or disturbed air from the preceding blades. In... Agent: Alan G. Towner Pietragallo, Bosick & Gordon

20060292010 - Fan mounting system: A mounting system for mounting a rotary member to a stationary member. The mounting system includes a carrier adapted to engage the rotary member, wherein the carrier includes a mounting leg portion which terminates into a pair of resilient leg portions. The carrier may also further include a spring member... Agent: Delphi Technologies, Inc.

20060285975 - Airfoil having porous metal filled cavities: A turbine airfoil used in a gas turbine engine includes a plurality of cavities opening in a direction facing the airfoil surface, each cavity having cooling holes communicating with an internal cooling fluid passage of the airfoil, and the airfoil surface above the cavity being a thermal barrier coating and... Agent: Ken Landis Florida Turbine Technologies, Inc.

20060285973 - Trailing edge attachment for composite airfoil: A trailing edge attachment for a composite turbine airfoil. The trailing edge attachment may include an attachment device for attaching the trailing edge attachment to the airfoil. The attachment device may include a plurality of pins extending through the attachment device and into the trailing edge blade. The trailing edge... Agent: Siemens Corporation Intellectual Property Department

20060285974 - Turbine bucket tip cap: A tip cap piece for use in a turbine bucket. The tip cap piece may include a cold side and a number of pins positioned on the cold side.... Agent: Sutherland Asbill & Brennan LLP

20060285976 - Protection system, a bellows hinge, and an aircraft: In order to protect a hinge, an elastomer confinement structure is provided presenting: upstream and downstream openings; a static cap; an upstream collar; and a hinge bellows. Each opening has a ring for rigidly anchoring to a downstream member of the hinge, and each opening has a ring acting as... Agent: Young & Thompson

20060285977 - Impeller blade and fan: An impeller blade includes an elongate impeller blade body having opposing proximal and distal ends, opposing first and second edges extending from the proximal end to the distal end, and opposing upper and lower sides. The lower side includes a major generally concave channel extending from an open end thereof... Agent: Michael Winfield Goltry

20060280603 - Ram air turbine speed sensing ball detent over-speed prevention mechanism: A ram air turbine (RAT) prevents release of its turbine blades due an over-speed condition by detecting an over-speed condition with a turbine hub-mounted centrifugally operated trigger mechanism and rotating the blades to a fixed coarse pitch position with a release mechanism that responds to the trigger mechanism.... Agent: Hamilton Sundstrand Corporation 4747 Harrison Avenue

20060280604 - Apparatus and methods for inspecting cooling slot defects in turbine rotor wheels: A probe is pulled along a cooling slot of a turbine wheel to detect defects along the slot surfaces. The cooling slot extends radially inwardly of the bases of both the dovetails and dovetail slots. A housing assembly is releasably coupled to the rim of the turbine wheel and a... Agent: Nixon & Vanderhye, PC

20060280605 - River turbine: A water wheel assembly is disclosed and comprises a water wheel including a plate having a rotation axis and a plurality of circumferentially-spaced receivers, each including a first slit defined through the plate, proximal to the axis, and a second slit defined through the plate, distal to the axis. A... Agent: Young & Basile, P.C.

20060280606 - Bipedal damper turbine blade: A turbine blade includes an airfoil, platform, and dovetail. The airfoil includes a plurality of flow channels being separated by partitions. A primary partition includes an inner saddle. And, a bipedal damper includes a pair of legs extending into the flow channels, and integrally joined together at a seat bridging... Agent: Francis L. Conte, Esq.

20060280607 - Turbine component: A turbine component such as a turbine blade has a cooling chamber that is tapered. The taper induces and maintains a helical swirl that improves the cooling efficiency of the cooling process and enables the turbine component to operate at higher temperatures.... Agent: Manelli Denison & Selter

20060280608 - Industrial fan: An engine fan has fan blades capable of switching between a sucking and blowing operation when the fan is not in operation. An internal mechanism allows for blade pitch adjustment of all fan blades by twisting one blade about its own axis. End positions of the blade rotation may be... Agent: Christensen, O'connor, Johnson, Kindness, PLLC

20060280609 - Impeller with machining access panel: An impeller assembly is for a fluid machine, such as a compressor, and includes a first, main body and a second body. The main body includes a first section providing at least a substantial portion of either an impeller disc or an impeller cover and a second section spaced generally... Agent: Michael Best & Friedrich, LLP

20060280610 - Turbine blade and method of fabricating same: A method for fabricating a turbine blade includes casting at least one turbine blade that includes a blade tip shroud and at least one seal tooth coupled to the blade tip shroud, and removing at least a portion of the turbine blade such that a radially outer surface of the... Agent: John S. Beulick (12729) C/o Armstrong Teasdale LLP

20060280611 - Axial locking device for turbine blades: A turbine blade locking device for axial retention of a turbine blade (1) having a blade root (3) inserted in an axially extending profiled lobe slot (5) of a turbine disk (4), wherein, a sealing fin of a blade platform (10) includes, over part of its axial length, a retaining... Agent: Timothy J. Klima Harbin King & Klima

20060280612 - Metallic article with integral end band under compression: An article made of a metallic material and comprising a body and a body end portion integral with the body, includes a band of the metallic material at the end portion substantially through the entire end portion, the band being under a compressive stress greater than the body. An example... Agent: Taft, Stettinius & Hollister LLP

20060280613 - Method of lightning proofing a blade for a wind-energy plant: The invention relates to a method of lightning-proofing a blade (1) on a wind-energy plant, which blade comprises a blade shell (2) configured essentially as a fibre-reinforced laminate, which laminate comprises electrically conductive fibres, wherein the blade comprises at least one lightning arrester (9) configured for conducting lightning current, including... Agent: Pitney Hardin LLP

20060280614 - Rotor blade for a wind power station: A rotor blade for a wind power station includes a profiled member that is provided with a relative thickness which decreases towards the outside from a root to a tip of the blade. The profiled member has a leading edge and a trailing edge as well as a suction side... Agent: Rankin, Hill, Porter & Clark LLP

20060275118 - Turbine airfoil with integrated impingement and serpentine cooling circuit: An airfoil for a gas turbine engine includes a generally radially-extending first cooling channel disposed between pressure and suction sidewalls adjacent the leading edge of the airfoil, and a generally radially-extending second cooling channel disposed aft of the first cooling channel. The second cooling channel is closed off at an... Agent: Adams Evans P.A.

20060275119 - Vortex cooling for turbine blades: A near wall cooling technique for cooling the pressure and suction sides of a turbine airfoil that includes a matrix of cells oriented chord-wise and extending longitudinally having vortex chambers with vortex creating passages feeding coolant from interior of the blade to each of the cells, interconnecting passageways interconnecting each... Agent: George Liang Florida Turbine Technologies, Inc.

20060275120 - Swashplate seal assembly: A swashplate seal assembly sized for rotor shaft rotation therein, including an outer cover encircling the rotor shaft and covering a sealing ring having an inner circumference on which a resilient sealing wiper is inwardly disposed. The outer cover, sealing ring and resilient sealing wiper are sectioned in respective like-configured... Agent: Jack Kenneth Greer, Jr. U.s. Army Aviation And Missile Command

20060275122 - Aerovortex mill 2: The invention relates to the use of Wind Turbines for power generation. It seeks to provide those areas with low winds, a pioneering way to harness efficiently the energy of the wind. In order to achieve this, it makes use of a pressure differential device given the name: VIASAD/JETIASAD. The... Agent: Michael Stavrou Kilaras

20060275121 - Wind turbine with friction drive power take off on outer rim: A wind turbine has multiple blades (10) that are mounted on a shaft (19) with a ring around a circumference of the blades. There are tires (18) that are arranged to be in contact or out of contact with the ring. The tires draw generators when the tires are in... Agent: Daryl W Schnurr Miller Thomson LLP

20060275123 - Multi-blade fan for air-cooled engine: In a multi-blade fan for an air-cooled engine, by defining the inlet angle β1 and the angle β′2 to make the sum thereof less than 80° (preferably defining β1 as 32° and β′2 as 36°), the multi-blade fan achieves greater air volume than in the case where the sum is... Agent: Westerman, Hattori, Daniels & Adrian, LLP

20060275124 - Methods and systems for assembling shrouded turbine bucket and tangential entry dovetail: Rhombic shrouded tangential entry buckets are circumferentially applied to the rotor wheel rim of a turbine. A fixture is releasably secured to a lug on each bucket and includes a chamfered surface for engaging a complementary surface on the lug. Upon applying a tangential assembly force, the shroud and airfoil... Agent: Nixon & Vanderhye P.C.

20060275125 - Angled blade firtree retaining system: A blade root retaining system for attachment of a turbine blade to a turbine disc of a gas turbine engine comprises a blade root having at least one projection on each of opposite sides thereof, the projection extending from a leading edge to a trailing edge of the blade in... Agent: Ogilvy Renault LLP (pwc)

20060275126 - Turbine rotor hub contour: Disclosed herein is a turbine rotor having a contoured hub comprising a cambered surface extending from a leading edge of the rotor hub to a trailing edge of the rotor hub along an axial direction of the rotor hub. A turbine rotor and a gas turbine engine comprising a turbine... Agent: Honeywell International Inc.

20060275127 - Rotor for a gas turbine and gas turbine: A rotor comprising several blades rotating together with the rotor, particularly running blades, and the blades forming at least one blade ring, is disclosed. The blades within the, or each, blade ring are arranged at a different distance from one another.... Agent: Crowell & Moring LLP Intellectual Property Group

20060275128 - Fan blade assembly: A fan blade assembly includes a fan blade and a blade iron. The proximal end of the blade iron is configured for securement to a conventional, commercially available fan motor. An openwork defines the perimeter of the fan blade. A decorative cover spans and is secured to the openwork. The... Agent: Michael Winfield Goltry

20060275129 - Blade/disk dovetail backcut for blade/disk stress reduction (9fa+e, stage 1): Blade load path on a gas turbine disk can be diverted to provide a significant disk fatigue life benefit. A plurality of gas turbine blades are attachable to a gas turbine disk, where each of the gas turbine blades includes a blade dovetail engageable in a correspondingly-shaped dovetail slot in... Agent: Nixon & Vanderhye P.C.

20060275130 - Blade/disk dovetail backcut for blade/disk stress reduction (9fa+e, stage 2): Blade load path on a gas turbine disk can be diverted to provide a significant disk fatigue life benefit. A plurality of gas turbine blades are attachable to a gas turbine disk, where each of the gas turbine blades includes a blade dovetail engageable in a correspondingly-shaped dovetail slot in... Agent: Nixon & Vanderhye P.C.

20060275131 - Propeller: A propeller attached to an output shaft of a boat motor is provided. The propeller may have a plurality of blades which define a leading edge. The leading edge may define leading edge angles which increase in a logarithmic manner from a base of the blade to a tip of... Agent: Stetina Brunda Garred & Brucker

20060275132 - Composite aerofoil: A composite blade (26) comprises a three-dimensional arrangement of reinforcing fibres (58) and a matrix material (60) infiltrated around the three-dimensional arrangement of woven reinforcing fibres (60). The three-dimensional arrangement of woven reinforcing fibres (58) defines a plurality of cavities (56) within the aerofoil (28). The composite blade (26) comprises... Agent: Manelli Denison & Selter

20060275133 - Customized fan blade and method of making same: A customized fan blade for use in combination with a conventional fan includes a platen having a peripheral edge that is profiled to a predetermined contour. Strands overlay at least one of the sides of the platen. The strands include warp strands and interlaced woof strands in accordance with a... Agent: Michael Winfield Goltry

20060275134 - 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 the rear of 90% of a chord length of a turbine blade... Agent: Squire, Sanders & Dempsey L.L.P.