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Rotary kinetic fluid motors or pumps January recently filed with US Patent Office 01/12

20120020768 - Cooled constructional element for a gas turbine: A cooled constructional element for a gas turbine includes a wall having a front and a rear side. The front side is configured to be thermally loaded during operation of the turbine, and the rear side has a plurality of pins projecting therefrom in a two-dimensional distribution, the two-dimensional distribution... Agent: Alstom Technology Ltd

20120020769 - Fluid detection in turbine engine components: A system for detecting the presence of one or more fluids in a rotating component of a gas turbine engine. A first reflector structure includes a first face that receives light from the light source. The first reflector structure reflects at least a substantial portion of the received light from... Agent:

20120020770 - Energy absorbing apparatus in a gas turbine engine: A gas turbine includes a casing, a first diaphragm assembly, a second diaphragm assembly, and first energy absorbing apparatus. The casing has a radially outer surface and a radially inner surface including an annular slot extending circumferentially therein. The first diaphragm assembly includes a first inner structure, a first outer... Agent:

20120020773 - Filter cassette, filter arrangement, and gas turbine with such filter cassette: A filter cassette (1) for removing particles from an air stream, in particular from a gas stream entering a gas turbine, has an upstream end (14) and a downstream end (16) and comprises a mounting frame to which a filter media (4) is fitted and which has a mounting face... Agent:

20120020771 - One-piece compressor and turbine containment system: A compressor shroud for containing fragments of a compressor impeller and a turbine wheel within a gas turbine engine. The compressor shroud includes a compressor containment section, a turbine containment section, and a containment continuity section. The containment continuity section connects the compressor containment section and the turbine containment section... Agent: Hamilton Sundstrand Corporation

20120020772 - Protective screen assembly for fans: Disclosed is a protective screen assembly (1) for a fan, comprising a cover part (2) having an air passage opening (4) and a protective screen (6). In the area of the passage opening (4), the protective screen (6) is connected or can be connected to the cover part (2) via... Agent:

20120020774 - Assembly between a compressor shaft trunnion and a bevel gear for driving an accessory gearbox of a turbomachine: The invention relates to an assembly between a compressor shaft trunnion and a bevel gear for driving an accessory gearbox of a turbomachine. The assembly comprises a bevel gear, a compressor shaft trunnion arranged coaxially inside the bevel gear, torque transmission means between the compressor shaft trunnion and the bevel... Agent: Snecma

20120020775 - Flow splitter assembly for steam turbomachine and method: A turbomachine includes a first turbine portion and a second turbine portion. A flow splitter assembly is coupled between the first and second turbine portions. The flow splitter assembly includes a first end portion including a first mounting member and a second end portion including a second mounting member. A... Agent: General Electric Company

20120020776 - Variable diffuser actuation linkage for a cabin air compressor: A variable diffuser for a rotating machine includes a multiple of diffuser vanes mounted to a drive ring. The multiple of diffuser vanes are movable in unison between a maximum flow position and a minimum flow position in response to rotation of a crank to rotate the drive ring about... Agent:

20120020777 - Durable pumps for abrasives: Durable pumps for abrasives are provided. In one implementation, an example centrifugal pump or pump stage for subsurface operation has a thrust washer located inside the circumference of a close-fitting clearance seal between an impeller shroud and the diffuser. The relocation of the thrust washer allows the clearance seal to... Agent: Schlumberger Technology Corporation

20120020778 - Diagonal fan: A diagonal fan for gaseous media has a diagonal impeller with a plurality of vanes, which are fastened on a carrier plate, and a guide device, adjoining the diagonal impeller in the axial direction on the outflow side, for increasing the pressure of the medium, with a plurality of guide... Agent: Ruck Ventilatoren Gmbh

20120020779 - Low mass diffuser vane: A wedge-type diffuser includes a diffuser floor and a plurality of wedge-shaped vanes. The wedge-shaped vanes extend from the diffuser floor and have a top surface, a leading edge and a trailing edge. Each of the wedge-shaped vanes has a slot extending from the trailing edge toward the leading edge.... Agent: Hamilton Sundstrand Corporation

20120020780 - Axial flow fun: The invention is directed to dual purposes of increasing air volume and reducing noises of an inline axial flow fan. In the inline axial flow fan including a first axial flow fan unit 100-1, a first honeycomb 200-2, a second axial flow fan unit 100-2 and a second honeycomb 200-2... Agent:

20120020781 - Lube pump retention method: A lube pump has a housing with a flange extending radially outwardly from a body of the housing. At least one rotor is received within the housing, and a shaft for powering the rotor extends away from the flange. A retention plate is positioned on an end of the flange... Agent:

20120020782 - Fan case assembly and method: A method for suspending a fan case and a fan case assembly in which a fan case is suspended are disclosed herein. The fan case assembly includes an inner ring encircling an axis. The fan case assembly also includes a first outer ring encircling the axis and having an annular... Agent:

20120020783 - Slinger shield structure: A slinger shield structure is provided and includes a first annular disc, having a body, opposing faces defining an aperture extending through the body and through-holes extending through the body, which are arrayed around the aperture, a second annular disc having a body and opposing faces defining an aperture extending... Agent: General Electric Company

20120020784 - Anti-rotation feature for air turbine starter: A turbine balance assembly has a turbine rotor and shaft. Bearings are positioned radially outwardly of the shaft. A bearing sleeve is positioned radially outwardly of the bearings, and supports the bearings. The bearing sleeve extends along an axial length defined by a rotational axis of the shaft, and has... Agent:

20120020785 - Shaft-sealing device: A shaft-sealing device includes an outer ring for receiving a shaft sleeve to rotate therewith. A magnetic-field generating unit is mounted the around rotary shaft and includes inner and outer magnetic rings. The outer magnetic ring is mounted in the outer ring. A gap is defined between an inner periphery... Agent:

20120014776 - Method and apparatus for enhancing compressor performance: The present invention provides a non-axisymmetric flow member disposed in a duct of a gas turbine engine. The flow member narrows the area aft of a vane to reduce the cross sectional area through which a wake from the vane traverses.... Agent:

20120014777 - Method for controlling a regulated-rotation-speed low-pressure centrifugal fan: Method for controlling an automatic stall-prevention of a rotation-speed-regulated centrifugal fan. What is essential in the invention is that the control automatics is controlled by means of the automation system of the process, in which control automatics stalling is detected from a function of the electric current, voltage and frequency... Agent: Runtech Systems Oy

20120014778 - Sealing device for steam turbines and method for controlling sealing device: Solution: The sealing structure in which free-cutting spacers 28 on a sealing base plate 25 and sealing fins 24 on a rotor 18 are opposed to each other is provided, in the sealing structure of which the sealing base plate 25 is disposed so as to be movable in an... Agent: Hitachi, Ltd.

20120014779 - Disc pump: A pump is disclosed having one or more rotating discs within a housing. The discs have a plurality of relatively small surface perturbations covering at least half of one side of their surface. The perturbations may be recessed or raised. In operation, a boundary layer is formed near the surface... Agent:

20120014780 - Fan downstream guide vanes of a turbofan engine: Fan downstream guide vane profiles have an optimized form of skeleton line angle distribution in an area situated between an upper and a lower limitation as well as a specific thickness distribution superimposed on the respective skeleton line angle distribution. Such guide vanes are characterized by lower pressure losses and... Agent: Rolls-royce Deutschland Ltd & Co Kg

20120014781 - Mounting apparatus and fan assembly using the same: A mounting apparatus includes a shockproof member and a fixing member. The shockproof member includes a first block plate and a sleeve extending from the first block plate. The sleeve defines a first through hole thereon extending through the first block plate. The fixing member includes a second block plate,... Agent: Hong Fu Jin Precision Industry (shenzhen) Co., Ltd.

20120014783 - Apparatus for non-clogging pumps: Improvements in the operation and maintenance of non-clogging pumps are provided which increase pump efficiencies through improved impeller design and vacuum assembly design, and which increase seal lubrication efficiencies through improved seal lubricant reservoir system design.... Agent: Envirotech Pumpsystems, Inc.

20120014782 - Turbocharger bearing housing assembly: An assembly for a turbocharger that includes a bearing housing with a cylindrical portion with a bore configured for receipt of a bearing, an extension that extends radially outwardly from the cylindrical portion to a base, the base configured with one or more features for securing the bearing housing to... Agent:

20120014784 - Ram air fan motor cooling: A ram air fan assembly includes a ram air fan disposed at a fan inlet and a ram air fan motor operably connected to the ram air fan. A blower is operably connected to the ram air fan and is configured to redirect a cooling flow across the ram air... Agent: Hamilton Sundstrand Corporation

20120014785 - Structure of circulation fan: A fan includes a casing that is composed of a front cover and a rear cover, a base mounted under the casing, and blades rotatably mounted in the casing. The base includes support frames symmetrically mounted thereto. The front and rear covers are each composed of a plurality of circular... Agent:

20120014786 - Water powered turbine and turbine systems: Disclosed herein are turbines and turbine systems that may be used to generate power and/or electricity from flowing water or may be used in various other applications such as the pumping of water. One embodiment of the disclosed turbines includes a plurality of blades that may be connected to a... Agent:

20120014787 - Thermal expansion chambers for airtight containers: A hydraulic pump has a rotor and a hollow housing with a main interior chamber. The rotor is rotatably mounted in the main interior chamber. A smaller interior chamber is separated from the main interior chamber such that the smaller interior chamber retains gas therein when the main interior chamber... Agent:

20120014788 - Diffuser using detachable vanes: A system, in certain embodiments, includes a plurality of detachable, three-dimensional diffuser vanes attached to a diffuser plate of a centrifugal compressor. In certain embodiments, the detachable, three-dimensional diffuser vanes may be attached to the diffuser plate using threaded fasteners. In addition, dowel pins may be used to align the... Agent: Cameron International Corporation

20120014789 - Air blowing device: An air blowing device includes a housing with a suction port and a blow-off port, and a fan placed in the housing. The fan includes a fan case with a tongue section, an impeller, and a motor. The fan case includes an inlet and an outlet, and is shaped such... Agent: Panasonic Corporation

20120014790 - Rotor for a turbomachine: A rotor for a turbomachine is provided. The rotor includes a shaft and a longitudinal bearing disk arranged thereon as an element for an axial bearing for axially supporting the shaft. The longitudinal bearing disk includes first and second contact surfaces. The first contact surface is cylindrical for radial support... Agent:

20120009055 - Reaction-type turbine: The present invention relates to a reaction-type turbine. The reaction-type turbine of the present invention is configured such that a jet and rotating unit and a turbine shaft rotate by the repulsive force generated when steam spurts from the jet and rotating unit, so as to generate propulsion force. Thus,... Agent: Hk Turbine Co., Ltd.

20120009056 - wireless telemetry electronic circuit board for high temperature environments: Active and passive components of the circuit assembly are attached to the printed circuit board by means of gold powder diffused under high temperature. Gold wire is used for bonding between the circuit traces and the active components in order to complete the circuit assembly (34). Also, a method for... Agent:

20120009057 - Bell mouth for scroll case: A bell mouth for a scroll case according to an exemplary embodiment of the present invention is a bell mouth which is provided on the top plate of the scroll case to form an air inlet in order to allow air flow into the scroll case by a centrifugal blower... Agent: Industry-university Cooperation Foundation Sunmoon University

20120009058 - Compressible supports for turbine engines: A system is provided that includes a first turbine alignment component for a turbine engine; and a shim comprises a metal foam. The shim mounts between a first surface of the first turbine alignment component and a second surface of a second turbine alignment component.... Agent: General Electric Company

20120009059 - Multiblade fan: To provide a multiblade fan that enables an improvement in noise characteristics or blowing performance. The multiblade fan includes a scroll type casing that has a bell-mouthed inlet and an impeller housed in the casing. The impeller includes a plurality of blades and a rotation axis m oriented toward the... Agent: Mitsubishi Electric Corporation

20120009060 - \"turbine for the expansion of gas/vapour\": The invention concerns a turbine structure for the expansion of gas and vapour, comprising a body or casing with a peripheral work fluid transit volute from an entrance to an exit passage, at least a first stator and possible subsequent stators, a turbine shaft rotating around an axis and carrying... Agent:

20120009061 - Turbine for the expansion of gas/vapour: The invention regards a turbine for the expansion of gas and vapour that comprises a body or casing with a volute for the transit of the fluid from an input to an output passage through at least a statoric and a rotoric group, a possible front shield that extends radially... Agent:

20120003075 - Lubrication device of turbocharger of engine for vehicle: A first turbocharger comprises a first center housing and a first return passage. A second turbocharger comprises a second center housing and a second return passage. The first return passage joins the second return passage at a junction. The length of the second return passage from the second center housing... Agent: Mazda Motor Corporation

20120003076 - Method and apparatus for assembling rotating machines: A method for assembling a rotating machine includes providing a rotating element including a plurality of rotor wheels. The method also includes positioning the rotating element such that at least a portion of a stationary portion extends at least partially about the rotating element. The method further includes assembling an... Agent:

20120003077 - Annular multi-rotor double-walled turbine: An annular single or multi-rotor double-walled turbine. The turbine includes an outer shroud, an inner shroud, and a plurality of driveshafts. The turbine also includes a plurality of rotors coaxially attached to the plurality of driveshafts at spaced intervals. Each of the plurality of rotors comprises a plurality of turbine... Agent:

20120003078 - Turbine shroud: A turbine blade assembly is disclosed. The turbine blade assembly includes a turbine blade and an outer shroud section at the radially outer end of the turbine blade. The turbine blade intersects or joins the shroud section. For increased stiffness, the shroud section has a reinforcing rib extending along its... Agent: Mtu Aero Engines Gmbh

20120003079 - Apparatus and system for sealing a turbine rotor: An apparatus for restricting fluid flow in a turbo-machine is disclosed. The apparatus includes: a first inter-stage sealing member configured to be located between a first rotating airfoil stage and a second rotating airfoil stage attached to a rotor shaft, the first inter-stage sealing member including a segmented structure that... Agent: General Electric Company

20120003080 - Method and apparatus for labyrinth seal packing rings: The present disclosure relates to a seal assembly for a turbomachine that includes at least one arcuate plate, a biasing member, and a packing ring. In addition, the seal assembly includes a plurality of arcuate teeth disposed intermediate to the packing ring and the rotor. The plurality of arcuate teeth... Agent: General Electric Company

20120003081 - Air-cooled turbocharger with optional internal pressure relief valve: A cooling system for a turbocharger that has a cooling jacket in the bearing housing wherein air is bled from the area behind the compressor wheel and introduced into the cooling jacket, through which it circulates and then exits into the atmosphere. In addition, a pressure relief valve located behind... Agent:

20120003082 - Cooling device of turbocharger of engine for vehicle: There are provided first and second water supply passages to supply cooling water from an engine to first and second center housings of first and second turbochargers, and first and second return passages to return the cooling water from the first and second turbochargers to the engine. A cooling-water connection... Agent: Mazda Motor Corporation

20120003083 - Side channel pump for conveying fuel in a motor vehicle: A side channel pump for conveying fuel having a flow divider disposed in an impeller. The flow divider divides blade chambers of the impeller into individual partial chambers. Flow dividers are also disposed in housing parts opposing the impeller having partial ring-shaped channels radially encompassing each other. The flow dividers... Agent: Continental Automotive Gmbh

20120003084 - Flow discouraging systems and gas turbine engines: A flow discouraging system includes a stator assembly, a rotor assembly, and a plurality of fingers. The stator assembly includes one or more stationary components forming a side wall, the side wall including an annular groove defined by an outer axially-extending surface, an inner axially-extending surface, and a radial surface... Agent: Honeywell International Inc.

20120003085 - Compressor casing with optimized cavities: The invention relates to a compressor for a turbine engine including a casing (4), at least one compressor stage consisting of a stationary blade (2) impeller and a mobile blade (1) impeller positioned upstream from said stationary blade (2) impeller, and cavities (5) made in said casing opposite the through-path... Agent: Snecma

20120003086 - Turbine nozzles and methods of manufacturing the same: A turbine nozzle is provided and includes a first ring having a first microstructure, a vane extending from the first ring, a first porous zone between the first ring and the vane that is more porous than the first microstructure to attenuate thermo-mechanical fatigue cracking between the vane and the... Agent: Honeywell International Inc.

20120003087 - Turbine for the expansion of gas/vapour provided with contrast means of the axial thrust on the drive shaft: The invention concerns a turbine for the expansion of gas and vapour, comprising a body or case, a fixed external sleeve member, overhanging frontally from a frontal wall of said case, and a turbine shaft (15) extending coaxially and rotating in said external sleeve member (18) with the interposition of... Agent:

20120003088 - Shaft seal with convergent nozzle: A turbomachine is disclosed that has a main fluid flowpath extending axially along the turbomachine with a rotating shaft partly enclosed in a casing, wherein the rotating shaft and casing are moveable relative to each other and define a clearance opening about the rotating shaft, whereby the main fluid flowpath... Agent: Dresser-rand Company