Rotary kinetic fluid motors or pumps inventions 04/06

20060088407 - Turbocharger with balancing features: An exemplary thrust collar for a turbocharger includes a substantially annular body that includes an axis of rotation, a bore, opposing end surfaces where one of the end surfaces is substantially normal to the axis of rotation and capable of seating a back end of compressor wheel, and a surface...

20060088408 - Device for lubricating a component in a turbomachine: A device for lubricating a component in a turbomachine, in particular a shaft bearing in a turbojet, the device comprising an annular support part defining a lubrication chamber around the component, an annular cover mounted in sealed manner on the part and including a lubricating oil inlet, and an annular...

20060088409 - Grouped reaction nozzle tip shrouds with integrated seals: A reaction turbine stator vane segment comprising an integral grouping of plural vanes, an arcuate tip shroud connected between radially inner tips of the vanes, and an arcuate mounting portion extending across radially outer tips of the vanes, the arcuate tip shroud formed with plural seal components extending radially inwardly...

20060088410 - Grease gun: An apparatus converts rotary motion of a motor drive shaft into oscillatory motion of a work piece, for example, in a power tool. The apparatus comprises a planetary gear assembly connected to the motor for rotating an output gear. The output gear meshes with a drive gear including a drive...

20060088411 - Ni-fe based super alloy, process of producing the same and gas turbine: A Ni—Fe based super alloy having high strength and toughness at high temperatures even when used in high-temperature environments, and a process of producing the super alloy. A turbine disk using the super alloy, a process of producing the turbine disk, a turbine spacer using the super alloy, and a...

20060088412 - Compressor including an enhanced vaned shroud: A compressor includes an enhanced vaned shroud and is configured such that the flow area ratio is equivalent to that of a conventional, non-vaned shroud. The vaned shroud includes a plurality of airfoils that vary in thickness to obtain desired vibrational mode shapes and natural frequencies. A stiffening ring of...

20060088413 - Wind power generation device: A wind power generation device capable of improving power generation efficiency is provided. The wind power generation device according to the present invention comprises: a substantially cylindrical duct 1 having a side wall with a substantially wing section; an impeller 2 rotatable around an axis of the duct 1; and...

20060083605 - Method for compressing the working fluid during a water/steam combination process: The invention relates to a method for compressing the working fluid during a water/steam combination process in multi-stage turbocompressors comprising intercooling in the individual compressor stages, by the addition of a coolant to the working fluid. The aim of the invention is to provide a technical solution, which is suitable...

20060083606 - Casing, equipment unit and fan units provided with the casing, and electronic equipment provided with the fan units: The invention provides a casing, equipment unit, fan unit and electronic equipment capable of easily implementing assembling, disassembling, attaching and so forth without using fixture components, tools, and so forth. The structure is made up of casing sections, hinge parts and a coupling part. The casing sections are made up...

20060083607 - Turbine shroud segment seal: A ring seal for sealing an annular gap defined between opposed surfaces of concentric inner and outer annular engine parts in a gas turbine engine. The ring seal being wholly disposed within the annular gap and having a wave pattern with alternating peaks. The ring seal radially inwardly loads the...

20060083608 - Series type fan device: A series type fan device comprises at least a first fan and at least a second fan coupled to each other. The first fan has a joining side with a receiving part at a fan frame thereof and the second fan has a joining side with a projective fixing part...

20060083610 - Centrifugal blower: A centrifugal blower includes a scroll casing defining a scroll passage having a suction port and a discharge port. A fan member is disposed rotatably in the scroll casing, and the fan member is rotated by a motor. The fan member includes a plate member having at least a first...

20060083609 - Fluid cooled marine turbine housing: A method of reworking a corroded turbine housing for a turbocharger of a marine engine so that the corroded housing may be restored and reused. A turbine housing includes a central aperture for containing a turbine blade assembly and directing exhaust gases past the turbine blades in a turbocharger. The...

20060078416 - Vertical axis wind or water turbine: A mechanical device consisting of two horizontal shafts (4&5) in cruciform each rotating axially within two sets of bearings (6), each set positioned near either end and interfaced upon a rotor base (10) which itself is fixed to a vertical power shaft 11 centrally. The powershaft rotates within two other...

20060078417 - Platform cooling arrangement for the nozzle guide vane stator of a gas turbine: On a platform cooling arrangement for the nozzle guide vane stator of a gas turbine arranged downstream of the combustion chamber, one or several parallel row(s) of cooling-air ejection ducts (10) are arranged continuously or in groups on the circumference. The cooling-air ejection ducts are angled relative to the axial...

20060078418 - Device enhancing steadiness of a fan between stator set and rotor thereof: A device enhancing steadiness of a fan between stator set and rotor thereof comprises a fan stator set and a fan rotor. The hub part of the fan rotor is joined with a magnetic piece to absorb a metal element attached to the coil of the fan stator to reduce...

20060078420 - Methods and apparatus for assembling gas turbine engines: A method enables a variable vane assembly for a gas turbine engine including a casing and an inner shroud to be assembled. The method comprises providing at least one variable vane including a radially inner spindle that has a substantially circular cross-sectional shape, and coupling the variable vane radially between...

20060078419 - Vernier duct blocker: A vernier duct blocker comprising a plurality of vanes each having a width and comprising a forward portion and an aft portion defining a plurality of gas paths each of the plurality of vanes being separated by a plurality of widths, and a rotatably movable ring interposed between the forward...

20060078421 - Sealing arrangement: A sealing arrangement between annular components 2, 4, for example in a gas turbine engine, comprises an L-shaped sealing ring 20. The sealing ring 20 has a first limb 24 received in a groove 28 in the first component 2, and a second limb 26 having a sealing face 30...

20060078422 - Method for modifying gas turbine nozzle area: A method of modifying a turbine nozzle area comprises depositing a thermal barrier coating (TBC) on the nozzle endwalls to provide a minimum nozzle area, evaluating an airflow through the nozzle, and machining the TBC to increase the nozzle area. Adjacent segment area variation may be minimized, improving engine reliability...

20060078428 - Bi-directional blowers for cooling computers: A heat dissipating device includes a motor, a rotary unit, and a housing for receiving the motor and the rotary unit. The rotary unit includes a hub mounted to the motor and blades extending from the hub. The housing defines a hot air inlet, a hot air outlet, a cold...

20060078423 - Bi-directional blowers for cooling laptop computers: Bi-directional Blowers capable of sucking-in ambient air and blowing-out hot air from system box simultaneously are invented to cool computer or electronic systems. The application to cooling laptop computers is disclosed in very details. The bi-directional blowers are comprised of a DC or AC motor, a rotary part of blades...

20060078426 - Blower capable of reducing secondary flow: A blower capable of reducing secondary flow comprises a frame and a wheel blade part. The wheel blade part is mounted in the frame. The wheel blade part is composed of a hub and a plurality of blades surrounding the hub. The frame is composed of a base and an...

20060078425 - Cooling fan without returning flow: A cooling fan without returning flow comprises a motor stator, a frame and a motor rotor. The frame is joined to the stator with a support device at the inlet side thereof. The motor rotor is disposed at the stator. A fan blade set is disposed under the rotor and...

20060078424 - Electric fan: An electric fan includes a base; a turbine fan fixed on the base; a housing installed on the base; a guide plate; a front cover in the front side of the housing; and an upper cap on top of the front cover. The turbine fan has a wind passage, a...

20060078427 - Heat-dissipating fan: A heat-dissipating fan for electronic equipment has a frame, a stator, an impeller, a top cover and an enlarged discharge port. The frame has a bottom, a sidewall and a volute. The sidewall is formed on the bottom and has an open front and a top surface that is either...

20060078429 - Turbine engine shroud segment: A turbine engine shroud segment comprises a body including an outer surface away from which an integral attachment system projects. The attachment system comprises a plurality of at least two axially spaced apart circumferentially extending rows of discrete projection hook segments to interrupt a potential hoop stress path through the...

20060073008 - Modular ventilating exhaust fan assembly and method: A ventilation exhaust fan is provided, and in some embodiments includes a housing adapted to interchangeably receive a first module having a first support plate and a second module having a second support plate. Each of the first and second modules have at least one of a motor and a...

20060073009 - Combinative standing fan: A combinative standing fan includes a vertical shaft fan, a first, and a second tubular cover. The first and the second tubular cover respectively consist of a front half cover and a rear half cove. The front half covers of the two tubular covers are provided with plural wind inlets,...

20060073010 - Turbomachine: Annular or ring-segment-shaped cavities (2, 7) which are formed in particular in multi-shell (11; 12, 13) casings of turbomachines are preferably provided with suitable means for compensating for forming temperature stratifications. According to the invention, an overflow passage (14) connects two points of the cavity to one another which are...

20060073011 - Corner cooled turbine nozzle: A turbine nozzle includes a hollow vane joined to opposite inner and outer bands. The inner band includes a forward lip under the leading edge of the vane, an aft lip under the trailing edge of the vane, and a mounting flange spaced therebetween. An impingement bore extends obliquely and...

20060073012 - Two-way air pump: A two-way air pump includes a housing, an air flow controller, a check valve, and a valve actuator. The housing confines an air control chamber, and is formed with a valve hole, an air outlet and an air inlet. The air flow controller confines an air impeller chamber, is formed...