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8182220 |
Kinetically modulated fan structure
A kinetically modulated fan structure is provided. The fan structure comprises a housing, a plurality of blades and an equilibrating structure, wherein the equilibrating structure is disposed on...
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8182204 |
Deflector for a gas turbine strut and vane assembly
A gas turbine engine is provided having an annular duct having an inner duct wall and an outer duct wall. At least one strut extends between the inner duct wall and the outer duct wall. The strut...
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8182219 |
Fan and bearing structure
The present invention provides a fan including a stator and a rotor coupled to the stator. The stator has a base and a bearing disposed inside the base. The rotor has a shaft supported by the...
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RE43363 |
Abrasion resistant pump thrust bearing
A centrifugal pump has a stationary diffuser with a bore. A thrust bearing has a tubular portion that inserts into the bore. The thrust bearing has an external shoulder that contacts a support...
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8162597 |
Stage of variable-pitch vanes for a turbomachine
A stage of variable-pitch vanes for a turbomachine is disclosed. The vanes include internal pivots engaged in corresponding housings of a sectorized internal ring. Each ring sector includes axial...
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8162596 |
Support device for high pressure pumps usable in or on the deck of a marine vessel
An improved method and apparatus for supporting and adapting high pressure pumping apparatus for use on or in a marine vessel subject to direct dynamic motions imparted to the marine vessel without...
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8157502 |
Pump with an elastic device on a rolling bearing
Pump (1) comprising a rotary shaft (30), a bearing housing (80) that is fixed relative to the rotary shaft, at least one rolling bearing (70) the inner ring (71) of which is connected to the said...
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8152438 |
Installing a shaft in a bearing comprising a self-releasing nut
A gas turbine engine including a shaft, a bearing, a coupling supported by the bearing is disclosed. The shaft is engaged by an end trunnion inside the coupling and fixed to the coupling by a...
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8147187 |
Control of variable-pitch blades
A device for controlling a pivot of a variable-pitch blade in a stator of a turbomachine compressor is disclosed. The device for controlling a pivot of a variable-pitch blade includes a control...
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8147185 |
Systems, methods, and apparatus for controlling gas leakage in a turbine
Systems, methods and apparatus for controlling gas leakage in a turbine are provided. A plurality of seals may be provided in series, where each of the plurality of seals may be operable to reduce...
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8141248 |
Method of making a pump
A method of making a pump (10) including a polymeric pump housing (12) and a drive shaft (14) mounted for rotation in a bearing (16), the bearing (16) having on an exterior surface at least one...
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8142136 |
Oil-sealing arrangement for cooling fan
An oil-sealing arrangement for cooling fan includes a fan housing provided with a central hollow pipe having a hollow bearing fitted therein in a clearance fit relation, and the bearing having a...
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8136999 |
Turbomachine shaft guidance
A support for a bearing that guides a shaft in a turbomachine is disclosed. The support includes an annular part made of a shape memory material which retains an initial shape when the load applied...
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8133004 |
Jet engine with active-magnetic bearing
A jet engine includes a shaft rotatably supported in a bearing arrangement, a compressor and a turbine arranged on the shaft, and an electromechanical unit arranged centrally about the shaft axis...
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8128339 |
Bearing support structure and gas turbine
To provide a bearing support structure and a gas turbine that prevent damage of device induced by a rotor shaft when the rotor shaft is unbalanced, the bearing support structure and the gas turbine...
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8123462 |
Pressurized sealed chamber between multiple pressurized casings of machine and related method
A standard for supporting a bearing for a rotating shaft of a machine including a plurality of casings having different gas pressures greater than atmospheric pressure includes a sealed chamber for...
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8113772 |
Damping device for a shaft of a turbomachine
A hollow shaft of a turbomachine including a cylindrical wall with an inner surface portion and at one end a member for attachment to a rotor disk of the turbomachine is disclosed. The shaft also...
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8113781 |
Fan, motor and bushing thereof
A fan includes an impeller and a motor for driving the impeller to rotate. The motor includes a bushing and a rotating shaft penetrating through the bushing. The bushing includes a tube and at...
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8105036 |
Device for the adjustment of the pitch of a rotor blade of a wind turbine
A device is provided for the adjustment of the pitch of a rotor blade of a wind turbine comprising a pitch actuator acting on an adjusting plane for the adjustment of the pitch and a fixing device...
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8100646 |
Two-shaft engine for an aircraft gas turbine
On a two-shaft engine for an aircraft gas-turbine with a central low-pressure shaft, with a high-pressure shaft co-axially surrounding the low-pressure shaft and with bearing units supporting the...
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8083468 |
Turbomachine
A high-speed turbomachine includes a magnetic bearing (22, 23) and a retainer bearing for mounting the rotor. The retainer bearing is embodied as a sliding bearing (26, 27) and encompasses a...
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8083472 |
Shaft bearing arrangement
A gas turbine engine (10) comprising a first turbine (19) and a first compressor (13) mounted on a first shaft (26) and a bearing arrangement (52, 34) supporting the shaft (26), the bearing...
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8083480 |
Cooling fan
A cooling fan includes a fan housing (10) having a shaft seat (16) extending downwardly therefrom, a stator (20) being fixedly mounted around the shaft seat, a shaft (80) with a top end being...
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8083469 |
High temperature bearing with lubricant
A bearing lubrication system for a high temperature bearing, such as in a small gas turbine engine for a UAV, in which the bearing and lubricant requires a long shelf life, where the bearing...
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8070435 |
Split ring wedge bearing damper
A split ring wedge bearing friction damper for an aero engine that allows the engine to operate without an oil tank, a pump, and a lubricant cooler, the friction damper having a damper ring and a...
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8061984 |
Dry gas blow down seal
A sealing assembly configured to seal a rotating shaft of a turbo machine having a high pressure process gas, comprising a housing defining a bore configured to receive the rotating shaft and...
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8061970 |
Compact shaft support device for turbomachines
A shaft support device for a turbomachine including a rotary body and a stationary body. The rotary body is attached to a shaft of the turbomachine, and includes a first portion and a second...
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8057172 |
Cooling fan with oil-impregnated bearing
A cooling fan with oil-impregnated bearing includes a base portion, a bearing, a fan hub, and a coil assembly. The base portion has a forward extended bearing housing, into which the bearing is...
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8057173 |
Single-bearing fan structure
A single-bearing fan structure includes a fan frame having a bearing cup with a bearing received therein, the bearing cup having a radially inward protruded lip portion formed at a first end to...
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8057168 |
Fan and its impeller and housing
A fan includes an impeller and a housing. The housing includes a base portion and a sidewall portion disposed around and connected with the base portion. A plurality of first recesses are disposed...
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8038387 |
Bearing for variable pitch stator vane
A bearing for a turbomachine variable pitch stator vane pivot mounted in a bore of the turbomachine casing is disclosed. The bearing includes an inner bushing secured to the pivot and an outer...
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8016554 |
Combination hydrodynamic and rolling bearing system
The present invention is directed toward a hybrid bearing which will have the advantages of ball bearings as well as hydrodynamic oil films. The present invention is a hybrid bearing assembly for a...
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8016559 |
Cooling fan
A cooling fan includes a stator formed of an outer sleeve and an inner sleeve that suspends in the outer sleeve and has a middle part fixedly connected to a middle part of the outer sleeve and a...
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8011884 |
Fan blade assembly for a gas turbine engine
A small twin spool gas turbine engine with a forward end of the engine supported by bearings that are cooled by passing a cooling fluid such as cooling air bled off from the compressor with a...
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8011880 |
Coating for gas bearing
The invention relates to a vacuum pump in which the gas bearing is coated with a hard layer, and to a process for preparing such gas bearing of a vacuum pump.
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8011885 |
Turbocharger sealing arrangement
A turbocharger has a sealing arrangement between the turbocharger shaft and the bearing housing adjacent to the turbine and/or the compressor housings to restrict leaking of gas into the bearing...
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7988426 |
Compressor ported shroud for foil bearing cooling
A compressor ported shroud takes compressed air from the shroud of the compressor before it is completely compressed and delivers it to foil bearings. The compressed air has a lower pressure and...
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7959411 |
In-pipe hydro-electric power system and turbine
A generally spherical turbine configured to rotate transversely within a cylindrical pipe under the power of fluid flowing either direction therethrough is operatively coupled with a rotating...
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7942635 |
Twin spool rotor assembly for a small gas turbine engine
A small twin spool gas turbine engine with a hollow inner rotor shaft having solid shaft ends and an outer rotor shaft having a cylindrical portion on the compressor end that forms a forward...
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7931436 |
Roller bearings, and struts and gas turbine engines having such bearings
Roller bearings, and struts and gas turbine engines using such bearings are provided. In this regard, a representative roller bearing for a gas turbine engine includes: a roller having a rolling...
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7922447 |
Fan bearing structure
A highly stable and durable fan bearing structure practical for small electronic device application is disclosed to include a bearing block, which has a stepped hub defining a vertically extending...
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7922446 |
Cooling fan with balance structure
A cooling fan includes a fan housing (30) having a central tube (34) extending upwardly therefrom; the central tube has a bottom, annular protrusion (31). A bearing (61) is received in the central...
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7887289 |
Blower system
The invention provides a blower system of a high performance, which is constructed to have stabilized characteristics, a high efficiency, a reduced thickness and a reduced noise. A blower system...
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7883311 |
Bearing assembly and method of assembling the same
A rotor assembly for a gas turbine engine is provided. The rotor assembly includes a compressor rotor, a compressor stator coupled upstream from the compressor rotor, and a bearing assembly coupled...
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7878756 |
Systems and methods for controlling seal clearance in a turbine engine
In one embodiment, a method for controlling seal clearance in a turbine engine includes positioning a seal ring within a turbine engine, the seal ring having an inner annular surface and an outer...
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7878758 |
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...
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7878757 |
Centrifugal water pump
A centrifugal water pump for use in a diesel engine cooling system provides an improved water pump construction including multiple features which combine to provide increased operating life for the...
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7862309 |
Thin fan structure
A thin fan structure is composed of a driving unit and a rotating unit. The driving unit has a base, a coil circuit board and a shaft, in which the coil circuit board is disposed at the base. The...
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7857578 |
Preloading brace for gas turbine engine transportation
An assembly for preventing damage to bearings of a gas turbine engine during transportation is provided. The assembly comprises a turbofan gas turbine engine having an engine casing and at least...
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7837391 |
Bearing retainer unit and electric motor furnished therewith
A bearing retainer unit is formed by an insert-molding technique to cast a molded component of the bearing retainer unit utilizing a bearing bushing. A first mold die, having a circumferential...
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