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| Number | Title | Issue Date |
| 8133017 | Compressor diffuser A diffuser for a turbine engine, including an annular casing to seal compressor discharge air and struts attached to the casing to delimit an annular array of intra-strut regions, is provided and includes a ring portion, including a ring shaped annular body with a f... | 03/13/2012 |
| 8109720 | Exhaust plenum for a turbine engine An exhaust system for gas turbine engine is provided that reduces turbulence and backflow within the exhaust system and, thus, increases the efficiency of the turbine engine. In various embodiments, the system includes an exhaust plenum that provides a gradual expan... | 02/07/2012 |
| 7934904 | Diffuser and exhaust system for turbine A diffuser and exhaust system is provided for a turbine having an axial-radial diffuser and an exhaust hood including diffuser inner and outer flow guides that extend from an inlet to an outlet. The exhaust hood includes two throats or flow passages between the diff... | 05/03/2011 |
| 7470108 | Axial flow fan In an axial flow fan, for reducing fluid noise and further reducing the noise by suppressing solid-conveyed noise (structure-borne noise) generated by the vibration of an electric motor or the like, the axial flow fan is equipped with a propeller, a motor for drivin... | 12/30/2008 |
| 7416386 | Heat dissipation apparatus A heat dissipation apparatus. A fan frame includes an air inlet, an air outlet, a passage, and a curved expansion portion. The air inlet is opposite the air outlet. The passage is between the air inlet and the air outlet, guiding airflow from the air inlet to the ai... | 08/26/2008 |
| 7390162 | Rotary ram compressor A rotary ram compressor for use in gas turbine engines and the like, having a plurality of vanes attached to discs, with the opposing parts of each two adjacent vanes and the opposing parts of the disks' surfaces confined between the opposing parts of the surfaces o... | 06/24/2008 |
| 7329091 | Heat dissipation fans and housings therefor A heat dissipation fan and a housing thereof. The heat dissipation fan includes a housing and a plurality of blades. The housing includes an outer frame, a base, and a plurality of air-guiding elements. The base is disposed in the outer frame, supporting the blades ... | 02/12/2008 |
| 7293958 | Centrifugal pump A centrifugal pump (1) is proposed, in particular for household appliances, such as washing machines or dishwashers, which comprises a pump housing (2) having an axial inlet (11), an outlet (12) and a heating element, wherein the pump hou... | 11/13/2007 |
| 7255533 | Centrifugal fan It is possible to keep a diameter of an impeller and a cross sectional area of an air channel as large as possible while reducing a size of a centrifugal fan in a direction perpendicular to an axis. Thereby, it is possible to acquire characteristics of a high air vo... | 08/14/2007 |
| 7220101 | Centrifugal fan and fan frame thereof A centrifugal fan, comprising a frame and a first guide portion. The frame comprises a bottom portion and a curved wall connected thereto. The curved wall comprises an airflow inlet. The first guide portion disposed along the curved wall at the bottom portion compri... | 05/22/2007 |
| 7197882 | Turbojet diffuser A turbojet diffuser disposed between a compressor and a combustion chamber, and secured to an outer upstream annular flange of an outer casing of the combustion chamber by suspension means which comprise a first frustoconical wall extending from the outer longitudin... | 04/03/2007 |
| 7198460 | Hydraulic or pneumatic machine with tilting blades This invention refers to a hydraulic or pneumatic machine with tilting blades, running either as an engine on a fluid flow or on pressure fluid or as a pump or a compressor. The hydraulic or pneumatic machine on a fluid flow according to the invention consists of a ... | 04/03/2007 |
| 7191519 | Method for the manufacture of a vaned diffuser An improved method for manufacturing a vaned diffuser (101) of a turbocharger, preferably from aluminum or an aluminum alloy, where the vaned diffuser possesses at least one axis (115) suitable for separating the vaned diffuser from its rigid mold by t... | 03/20/2007 |
| 7156618 | Low cost diffuser assembly for gas turbine engine A gas turbine diffuser assembly and a method for assembling same, includes providing a loose fit between the diffuser body and the diffuser pipes. Damper members provide a snug attachment. ... | 01/02/2007 |
| 7147428 | Hydro turbine A water driven turbine has a divergent cone coupled to the exit end of the housing in which diameter of the cone increases with increasing distance from the exit end of the housing. A diverter formed of rigid material surrounds the free end of the cone and defines a... | 12/12/2006 |
| 7131201 | Coupling device and improved method of assembly thereof A coupling device (11) and method of assembly, the device being of the type including a plenum member (17) disposed at one axial end of the coupling housing (13,15), the method comprising configuring the plenum member (17) such that each ... | 11/07/2006 |
| 7125220 | Axial-flow type fan having an air outlet blade structure An axial-flow type fan includes a fan housing consisting of an air inlet, an air outlet and an air channel, and a fan wheel consisting of a hub and fan blades. The air channel of the fan housing accommodates the fan wheel which has end-cornered cutting blades proxim... | 10/24/2006 |
| 7110255 | Heat-dissipating device and a housing thereof A heat-dissipating device and a housing thereof. The housing includes a passage for guiding an air stream flowing from an opening to another opening, wherein an inner wall of the passage at at least one of the opening sides extends radially outwards with a rotationa... | 09/19/2006 |
| 7097411 | Turbomachine compressor scroll with load-carrying inlet vanes A compressor scroll housing for use in conjunction with turbo-machinery, particularly applicable in aircraft. The scroll housing can include a plurality of scroll vanes arrayed around the scroll housing. Scroll vanes, integrally formed with the scroll housing, carry... | 08/29/2006 |
| 7095188 | Serial fan set and rotation speed-matching curve generation method thereof A serial fan set and rotation speed-matching curve generation method thereof are provided. The serial fan set comprises a rotation speed control module, a first fan and a second fan, in which the rotation speed control module is used to receive the power signal and ... | 08/22/2006 |
| 7080977 | Discharge diffuser for screw compressor A discharge collector and diffuser for a screw compressor, including a housing having an inlet for receiving flow from a compressor and an outlet and defining therebetween a collector portion, a transition portion and a diffuser portion, the collector portion being ... | 07/25/2006 |
| 7073336 | Provision of sealing for the cabin-air bleed cavity using a segment seal The invention relates to the sealing of the cavity from which air is bled off to the cabin, which cavity is delimited, on the one hand, by the external shell (6) of the compressor and an annular structure (7) connected to the shell, and, on the other h... | 07/11/2006 |
| 7052236 | Heat-dissipating device and housing thereof A heat-dissipating device and a housing thereof. The heat-dissipating device includes an impeller and a housing. The impeller includes a hub and a plurality of rotor blades disposed around the hub. The housing includes an outer frame, an air-guiding part, and a plur... | 05/30/2006 |
| 7048495 | Rotating machine having a shaft including an integral bearing surface A shaft (12) for a pump (10) or other rotating machine, made substantially out of only engineering plastic—such as the polymer PEEK or some other selected polymer—and including portions having respective surfaces (12a–d) serving as ... | 05/23/2006 |
| 7029234 | Air outlet unit for a large blower assembly An air outlet unit (101) for a large blower assembly comprising an outlet tube member (103) with an upstream inner end in flow communication with the pressure side of an impeller of the blower asembly and a downstream outer end for connection with a du... | 04/18/2006 |
| 7021895 | Fan module with integrated diffuser Disclosed is a fan module. In one embodiment, the fan module includes a fan having an inlet end and an exit end, and a fan housing in which the fan is positioned, the fan housing including at least one angled interior wall adjacent the exit end of the fan that diffu... | 04/04/2006 |
| 7008175 | Radiator cooling fan replacement to increase engine efficiency The radiator cooling fan replacement to increase engine efficiency is a multi-stage centrifugal air pump supercharger that replaces the radiator fan while at the same time increases air density of its output air. The centrifugal air pump comprises a number of radial... | 03/07/2006 |
| 7001140 | Centrifugal fan diffuser At least one embodiment of the present inventive technology focuses on a vaneless diffuser adapted for establishment extra-radially of a centrifugal fan, wherein the diffuser may effect an optimal transformation of velocity pressure into static pressure of a fluid (... | 02/21/2006 |
| 6971842 | Low pressure steam turbine exhaust hood An exhaust hood for a turbine includes a shell casing, an external support structure, conical corner plates, and a butterfly plate. The shell casing includes an inner surface and an outer surface. The external support structure is coupled to the shell casing outer s... | 12/06/2005 |
| 6902373 | Sheet metal exhaust adapter for draft inducers An exhaust adapter for use with a draft inducer having a blower housing with a rectangular blower outlet. The exhaust adapter provides a transition from the rectangular outlet of the blower housing and a round exhaust pipe. The exhaust adapter includes a transition ... | 06/07/2005 |
| 6843059 | Combustor inlet diffuser with boundary layer blowing A gas turbine engine combustor inlet diffuser assembly has at least one diverging annular wall including a flowpath surface bounding a diffuser flowpath. An annular blowing slot is axially located along the annular wall and an annular blowing air flowpath leads to a... | 01/18/2005 |
| 6830429 | Small cooling fan A small cooling fan includes a rotating fan body with a vane in a flat fan housing, and an air channel for backflow prevention. The air channel is provided outside of the vicinity of the tip of the vane of the rotating fan body, extends to an air outlet, and has an ... | 12/14/2004 |
| 6783321 | Diffusing coupling cover for axially joined turbines The shafts of upstream and downstream turbines are interconnected by a coupling. A diffuser is provided in an intermediate cavity between the upstream and downstream turbines to recover kinetic energy, as well as minimize or eliminate windage and spinning losses res... | 08/31/2004 |
| 6672856 | Diffuser guide vanes for high-speed screw compressor A screw compressor includes a housing containing at least one rotor for generating a discharge flow in a discharge flow direction; a diffuser communicated with the housing and having a collecting portion for receiving the discharge flow, a diffuser throat... | 01/06/2004 |
| 6638043 | Diffuser for high-speed screw compressor A screw compressor including a housing containing at least one rotor for generating a discharge flow in a discharge direction; a diffuser member communicated with the housing to receive the discharge flow, the diffuser extending from the housing in the di... | 10/28/2003 |
| 6602046 | Diffusor without any pulsation of the shock boundary layer, and a method for suppressing the shock boundary layer pulsation in diffusors A diffuser for slowing down a fluid and a method for operating a diffuser is described. A channel of the diffusor has an inlet with a smaller flow cross section than a flow cross section of an outlet and at least one opening for receiving an energizing fl... | 08/05/2003 |
| 6595146 | Furnace blower housing with integrally formed exhaust transition A furnace blower housing has a two-piece exhaust transition, one piece of which is an integral extension of the blower housing, that transitions a rectangular cross section outlet of the blower housing to a circular cross section outlet of the exhaust tra... | 07/22/2003 |
| 6494152 | Stamped blower housing with 4" transition A blower for a furnace is provided where the blower has a housing with an industry standard 4" diameter exhaust port. The discharge of the blower housing is coupled directly to exhaust piping without the use of transition pieces or expender pieces.... | 12/17/2002 |
| 6488470 | Annular flow diffusers for gas turbines An annular diffuser has its inlet located at the exit of a last row of blades of a gas turbine having initially very slowly increasing cross-sectional area with distance to accommodate the diffusion produced by the decaying wakes in the diffuser so as to ... | 12/03/2002 |
| 6419448 | Flow by-pass system for use in steam turbine exhaust hoods A flow by-pass system is provided in a downward-discharging exhaust hood of a steam turbine to by-pass a small percentage of the total steam flow from the top portion of the exhaust hood to the vicinity of the condenser and in that way relieve excess pres... | 07/16/2002 |
