| Class / Patent application number | Description | Number of patent applications / Date published |
|---|
| 415121200 | WITH SEPARATING MEANS OR GUARD FOR SOLID MATTER IN WORKING FLUID (E.G., DEBRIS, ETC.) | 39 |
| 20090175715 | IMPELLER TRAP - A water cooling system of a marine engine includes a water line and a water pump. An impeller trap for the water cooling system includes a cylindrical line section having a wall and a pair of ends. A fitting is disposed on each end of the line section for mating with a corresponding portion of the water line of the water cooling system. The line section is connected to the water line of the water cooling system downstream of the water pump. A screen is disposed in the line section and is secured to an inner surface of the wall of the line section. The screen captures pieces of a water pump impeller in the event that the impeller breaks or shears. | 07-09-2009 |
| 20110194927 | VERY LOW HEAD PACKAGED SMALL HYDRO STATION - The water-turbine and the intake- and exit-tubes are located in a house, which is supported on stilts from the bed of the headpond. In operation, water is siphoned upwards out of the headpond through the open underside of the house. A trashrack is located in the intake-tube, above the water level of the headpond, whereby the trashrack is in air when the turbine is not running. The trashrack is horizontal. | 08-11-2011 |
| 20130028711 | PORTABLE BLOWER - A portable blower has a casing ( | 01-31-2013 |
| 20100104422 | PARTICLE SEPARATOR AND SEPARATING METHOD FOR GAS TURBINE ENGINE - A system and method for particle separation in a gas turbine engine centrifugal impeller bleed air system using a tangential velocity component of the compressor bleed air to centrifuge the particles radially outwardly and convey the particles circumferentially, away from a clean air outlet and towards a particle outlet where the particles are extracted from the bleed air. | 04-29-2010 |
| 20100092277 | FAN INTAKE SHIELD - A power tool includes a housing having an intake aperture, a fan disposed within the housing and operable to draw air through the intake aperture, and a fan intake shield positioned adjacent the intake aperture. The fan intake shield includes a first rib, a second rib adjacent the first rib and spaced from the first rib to define an air flow path into the intake aperture between the first rib and the second rib, and a third rib adjacent the first rib and spaced from the first rib to define an air flow path into the intake aperture between the first rib and the third rib. Each of the first, the second, and the third ribs has a respective height, and the height of the first rib is greater than the height of the second rib and the height of the third rib. | 04-15-2010 |
| 20090304496 | ROTARY SEPARATOR DRUM SEAL - A seal assembly for a compressor includes a static member fixedly disposed within a compressor casing and having an end surface and a rotatable separator coupled with a compressor shaft and spaced from the static member. The separator has an axial end with a radial end surface located adjacent to the static member end surface such that a clearance space is defined therebetween. The separator has a plurality of openings extending inwardly from the end surface and spaced about the shaft axis such that land surface sections are defined on the end surface. The land surface sections or/and the openings are configured to prevent fluid flow radially inwardly through the clearance space. The static member has two annular walls receiving an end portion of the separator, with annular ridges providing labyrinth seals disposed against inner and outer surfaces of the separator, and an annular deflector with an angled deflector surface. | 12-10-2009 |
| 20090269186 | METHOD AND APPARATUS FOR ISOLATING A MOTOR OF A BOX FAN - A fan having a housing and a motor connected to the housing via a nonconductive support member. In one form, the nonconductive support member takes the form of a grill. The motor may be connected to the grill such that separate brackets to support the motor are not needed and the motor is electrically isolated from the fan housing. Insulating members may be used to connect the motor to the nonconductive support member. Additional fasteners may be used to connect the motor to the support member. A generally rectangular box fan assembly includes a metal fan housing having a peripheral shroud portion, a nonconductive grill connected to the shroud portion, and a motor assembly connected to the nonconductive grill such that the motor assembly is electrically isolated from the metal fan housing. A method for insulating a box fan from a motor including providing a motor, a metal box fan housing and a nonconductive support member connected to the fan housing and electrically isolating the fan housing from the motor by attaching the motor to the nonconductive support member with a fastening member. | 10-29-2009 |
| 20090246001 | ENHANCED AXIAL AIR MOVER SYSTEM WITH GRILL - Implementations of an enhanced axial air mover system address various issues such as drying performance, transportability, storage, use, and assembly. Some implementations include ergonomic positioning of a carrying handle relative to positioning of a fan-assembly to make the system easier to carry. Enclosures with variable diameter profiles increase air flow performance. A floor edge allows for flush positioning of the air mover's outlet to improve flow of air. Various supports and engagement members allow for horizontal and/or vertical engagement of a plurality of the air movers for storage or increased air moving capacity for a given application. An alignment guide assists with positioning of the air mover with respect to a room wall to enhance air flow within the room. A cord retaining system provides an enhanced approach for securing the air mover's electrical cord. Grill guards have slotted ends to assist with assembly of the air mover. | 10-01-2009 |
| 20090238680 | PUMPING UNIT - In the pumping unit disclosed, the friction acting on the impeller is reduced, and the efficiency is increased by at least two adjacent indentations of at least one face end of the impeller and/or of the at least one end wall of the pump chamber communicate with one another via a respective groove. | 09-24-2009 |
| 20110299973 | Pre-Filtration Bypass For Gas Turbine Inlet Filter House - An inlet filter house is provided for use with a turbine engine including an inlet duct. The inlet filter house is coupled to the inlet duct and includes an inlet hood including a filter assembly selectively positionable between an operating position and a bypass position. An actuating assembly is coupled to the filter assembly to selectively position the filter assembly. A sensor is configured to detect at least one operating parameter. A controller is coupled to the sensor for actuating the actuating assembly based on the at least one operating parameter. | 12-08-2011 |
| 20120020773 | Filter cassette, filter arrangement, and gas turbine with such filter cassette - A filter cassette ( | 01-26-2012 |
| 20120141255 | Engine Blower - An engine blower includes: an engine; a fan that is rotated by the engine; a volute case that houses the fan therein and includes an air intake port; and a sponge cover with which an exterior of the air intake port of the volute case is covered. | 06-07-2012 |
| 20090136336 | EXHAUST SYSTEM AND EXHAUSTING PUMP CONNECTED TO A PROCESSING CHAMBER OF A SUBSTRATE PROCESSING APPARATUS - An exhausting system and an exhausting pump connected to a processing chamber of a substrate processing apparatus are provided. The exhausting pump is provided with at least one rotary blade and a cylindrical intake part disposed at the processing chamber side from the rotary blade. The exhausting pump includes a reflecting device disposed inside the intake part and having at least one reflecting surface oriented to the rotary blade. | 05-28-2009 |
| 20120107097 | DETACHABLE DEBRIS REMOVAL APPARATUS - A detachable portable debris removal apparatus designed to attach to a shaft, such as a golf club. The apparatus includes a housing having an internal cavity containing a motor, a fan, and a power supply to operate said motor, turning the fan. The apparatus further includes a control switch to selectively turn the apparatus on and off. Two openings in the housing permit a flow of air through the internal cavity when the motor is operated. The apparatus further includes an attachment member configured to attach to a shaft. The attachment member can be integrated into the housing or attached to an outside surface of the housing. The apparatus can further include a collection assembly disposed within the internal cavity to collect debris drawn into the housing. The collection assembly can be optionally removable from the internal cavity, permitting the apparatus to function optionally as a blower or a vacuum. | 05-03-2012 |
| 20080240905 | EXHAUST PUMP, COMMUNICATING PIPE, AND EXHAUST SYSTEM - An exhaust pump that prevents particles from entering a processing chamber of a substrate processing apparatus. The exhaust pump connected to the processing chamber has rotary blades and an air intake portion disposed on the processing chamber side of the rotary blades. A shielding unit is disposed inside the air intake portion and shields the rotary blades when the air intake portion is viewed from the processing chamber side. | 10-02-2008 |
| 20110206497 | PUMP GUARD ADAPTOR, SYSTEM AND METHOD OF ADAPTATION THEREOF - The present disclosure relates generally to a sump pump guard adaptor, system, and method of adapting thereof, and more particularly to an inlet pre-screen cover also acting as a platform for pit positioning of a pump, a platform for adapting multiple pumps made to adapt over the inlet of sump pumps of different size to be configured into sump pits also of varied size. The adaptor can be adapted using a base connected to a top portion or simply a top portion also called the adaptor itself. The design also includes a plurality of flow openings that allow for easy cutting or bending of different portions of the adaptor for example on the inner and outer radii of the adaptor, a multi-segment design for better stacking and storage in a compact configuration, a plurality of pipe openings for use in a staked sump pumps configuration, an access doors to help lower the sump pump into the adaptor, and an adaptor with a secondary pump support built in the main body or as an external piece adaptable to the main body. | 08-25-2011 |
| 20080310951 | TURBINE COOLING AIR CENTRIFUGAL PARTICLE SEPARATOR - A centrifugal particle separator ( | 12-18-2008 |
| 20110229308 | Centrifugal pump having an apparatus for the removal of particles - A centrifugal pump ( | 09-22-2011 |
| 20100221100 | Clustered inlet particle separator - A particle separator for a gas turbine engine is disclosed. The particle separator includes flow dividers operable to divide flow in a gas turbine engine particle separator and flow scavengers operable to scavenge flow in a gas turbine engine particle separator. | 09-02-2010 |
| 20090016872 | DEVICE AND METHOD FOR PROTECTING AN AIRCRAFT COMPONENT FROM COLLISION WITH FLYING OBJECTS - A device for protecting an aircraft component from collision with a flying object, the device having: a main member rotating about an axis and subject to collision with a flying object; and diverting means connected angularly to the main member, also subject to collision with the flying object, and designed, in the event of collision of the main member with the flying object, to reduce the axial momentum of the flying object and divert the flying object radially with respect to the axis. | 01-15-2009 |
| 20090110542 | Fan guard and outdoor unit for air conditioner having the same - An outdoor unit for an air conditioner is disclosed. The outdoor unit according to the present invention comprises a housing which has an air inlet and an air outlet, a ventilation fan rotatably mounted in the housing, and a fan guard connected to the housing to cover the air outlet. Here, the fan guard comprises a plurality of closed ribs arranged sequentially and concentrically between a center and an outline thereof, and a plurality of radial ribs arranged in radial directions to interconnect the plurality of closed ribs, in such a manner that some of the closed ribs, which are disposed at intermediate positions near tips of the ventilation fan, are at a further distance from the ventilation fan than the other closed ribs, which are disposed near the center and the outline. Accordingly, since the fan guard is convexly raised at a position corresponding to the tips of the ventilation fan, thereby guaranteeing a predetermined space between the fan guard and the tips where the airflow is fastest, the flow resistance and the flow-induced noise can be reduced. | 04-30-2009 |
| 20090214329 | FILTER SYSTEM FOR BLADE OUTER AIR SEAL - A gas turbine engine component having a filter mounted adjacent an impingement cavity to filter particles out of a secondary cooling airflow outboard of a cooling channel in communication with the secondary cooling airflow. | 08-27-2009 |
| 20100054920 | FAN ASSEMBLY - A fan assembly includes a fan and a fan guard positioned on the fan to protect the fan from contamination and damage during operation. The fan includes a plurality of upper corners extending outwardly therefrom. The fan guard includes a frame and a cover covering and fastened to the frame. The frame includes a plurality of protrusions extending downwardly therefrom and a plurality of fastening feet extending upwardly therefrom. The protrusions engage the upper corners of the fan, securing the frame to the fan. The cover comprises a spring component surrounding a bottom thereof, resiliently engaging the fastening feet of the frame. A plurality of pores are defined in the cover, allowing airflow produced by the fan therethrough, wherein the fan guard protects the fan from contamination and damage during operation. | 03-04-2010 |
| 20110150632 | Fan Unit for Filter Fans - A fan unit ( | 06-23-2011 |
| 20110081233 | ENHANCED AXIAL AIR MOVER SYSTEM WITH MATRIX - Implementations of an enhanced axial air mover system address various issues such as drying performance, transportability, storage, use, and assembly. Some implementations include ergonomic positioning of a carrying handle relative to positioning of a fan-assembly to make the system easier to carry. Enclosures with variable diameter profiles increase air flow performance. A floor edge allows for flush positioning of the air mover's outlet to improve flow of air. Various supports and engagement members allow for horizontal and/or vertical engagement of a plurality of the air movers for storage or increased air moving capacity for a given application. An alignment guide assists with positioning of the air mover with respect to a room wall to enhance air flow within the room. A cord retaining system provides an enhanced approach for securing the air mover's electrical cord. Grill guards have slotted ends to assist with assembly of the air mover. | 04-07-2011 |
| 20090324391 | Rotary separator and shaft coupler for compressors - A separator is for a turbomachine, preferably a compressor including a casing, a primary compressor shaft with an impeller disposed within the casing, and a drive shaft connectable with the compressor shaft. The separator includes a coupler having a central axis and being configured to connect the drive shaft with the compressor shaft such that the rotation of the driver shaft rotates the coupler and connected compressor shaft. A separation surface extends circumferentially about the axis so as to at least partially define a flow passage for a fluid stream, the separation surface being disposed either generally within or generally about the coupler. The separation surface is connected with the coupler such that rotation of at least one of the two shafts rotates the separation surface generally about the axis so that liquid within the fluid stream contacting the separation surface is separated from the fluid stream. | 12-31-2009 |
| 20090317239 | FAN ASSEMBLY - A fan assembly includes a fan and a fan guard mounted on the fan to protect the fan from contamination and damage during operation. The fan includes a plurality of ears extending outwardly from a circumference thereof. The fan guard includes a frame and a hood made of net and mounted over the frame in a stretched manner. The frame includes a plurality of concentrically arranged annular ribs and a plurality of supporters connecting the annular ribs together. The annular ribs are spaced apart with predetermined spacing along an axial direction. A lowest one of the ribs of the frame is bent to form a plurality of fastening feet for extension of screws to threadedly engage with the ears of the fan. The hood has an outwardly convex periphery due to the configuration of the annular ribs. | 12-24-2009 |
| 20080310952 | Sectional fan frame structure - The present invention discloses a sectional fan frame structure composed of two units or two units and a circular plate frame. The units can be made in different shapes as needed, and the units come with fasteners. The circular plate frame is formed by enclosing a plate, and the fasteners are installed at the positions of connecting the circular plate frame and the units. Therefore, a fan frame can be assembled by the latch of fasteners between the units, or the unit and the circular plate frame, so as to achieve the effects of simplifying the development of a mold, providing an easy demold after an injection molding, assembling a fan frame with a different height by changing the width of the circular plate frame, and saving the cost of the mold. | 12-18-2008 |
| 20100284791 | APPARATUSES, SYSTEMS, AND METHODS FOR PREVENTING FOREIGN OBJECTS FROM BEING INGESTED INTO A JET ENGINE - Apparatuses, systems, and methods for preventing foreign objects from being ingested into the air intake of a jet engine. Apparatuses can have a mount with an opening for fluid communication with an air intake of the engine, a generally pyramidal shaped tip, and at a generally frusto-pyramidal shaped shield between the tip and the mount. The tip and the shield can be generally conical, generally polygonal, generally elliptical, or generally lunal. A proximal end of the tip can overlap and attach to a distal end of the shield and a proximal end of the shield can overlap and attach to a distal end of the mount. The exposed lateral surface of the tip and/or the shield can be solid without openings therein. Systems can include a nacelle provided around a portion of the jet engine and a plurality of overlapping generally frusto-pyramidal guards attached to each other and the nacelle with a plurality of gussets. Methods can include attaching a generally frusto-conical mount to a portion of a nacelle surrounding the engine, attaching a proximal end of a generally frusto-conical shield to a distal end of the mount, and attaching a proximal end of a generally conical tip to a distal end of the shield. | 11-11-2010 |
| 20110135449 | VARIABLE GEOMETRY TURBINE - A variable geometry turbine comprising: a housing; a turbine wheel supported within said housing for rotation about a turbine axis; an annular inlet passage within said housing upstream of said turbine wheel and defined between respective radial inlet surfaces of first and second wall members; an outlet passage within said housing downstream of said turbine wheel; an array of vanes extending across the inlet passage, said vanes being connected to said first wall member; at least one of said first and second wall members being moveable along the turbine axis to vary the size of the inlet passage and/or at least one of said vanes being rotationally moveable about an axis that is substantially parallel to said turbine axis to vary the size of the inlet passage; wherein at least one particulate filter is provided within said housing at a location such that said particulate filter can be contacted by particulate matter flowing through said turbine during use. | 06-09-2011 |
| 20110097195 | Heat Dissipating Fan - A heat dissipating fan includes a housing having a base and a sidewall coupled to the base. The sidewall defines a compartment. The housing further includes an air inlet, an air outlet, and a dust channel. The air inlet, the air outlet, and the dust channel are in communication with the compartment. A stator is coupled to the base of the housing. An impeller is rotatably coupled to the stator. A control element includes a driving circuit electrically connected to the stator and a rotating direction control circuit electrically connected to the driving circuit. In another embodiment, the heat dissipating fan includes a housing having a base and a lateral wall coupled to the base. The lateral wall defines a compartment. The lateral wall includes an air inlet and an air outlet both in communication with the compartment. The air inlet also acts as a dust channel. | 04-28-2011 |
| 20100054919 | FILTRATION SYSTEM FOR GAS TURBINES - A system for use with an inlet of a gas turbine through which an airflow toward the gas turbine proceeds is provided and includes a first self-cleaning stage to remove dust, snow and ice from the airflow, a second water tight stage, disposed downstream from the first stage, to prevent aerosol droplets and aqueous solutions of deliquesced particulates, which include at least portions of the dust not removed by the first stage and which are re-released into the airflow from the first stage, from proceeding along the airflow and to remove solid particulates not removed by the first stage from the airflow, and a third water removal stage, disposed downstream from the second stage, to remove from the airflow aerosol droplets leaking from the second stage. | 03-04-2010 |
| 20110318167 | CROSSFLOW WIND TURBINE - Disclosed herein is a wind turbine that includes a cylindrical impeller having a plurality of blades located about a radius of the cylindrical impeller, the blades having a span that is less than or equal to 20 percent of the radius. The wind turbine further includes an inlet duct that channels an airflow to the impeller and an outlet duct that channels the airflow away from the impeller substantially perpendicular to the inlet airflow in a plane that is perpendicular to a central axis of the impeller. Moreover, the inlet duct, the outlet duct and the impeller induce a recirculation zone in a center portion of the impeller that is located within the blades of the impeller. | 12-29-2011 |
| 20100068037 | TURBINES HAVING A DEBRIS RELEASE CHUTE - In a hydroelectric turbine having a rotor disposed within a housing, the rotor having an annular outer rim received by a channel in the housing, the improvement comprising providing at least one debris release chute in said housing such that debris captured between the rotor and the housing is released through the debris release chute. | 03-18-2010 |
| 20120020772 | PROTECTIVE SCREEN ASSEMBLY FOR FANS - Disclosed is a protective screen assembly ( | 01-26-2012 |
| 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 to form a one-piece part. | 01-26-2012 |
| 20110081232 | ENHANCED AXIAL AIR MOVER SYSTEM WITH GRILL - Implementations of an enhanced axial air mover system address various issues such as drying performance, transportability, storage, use, and assembly. Some implementations include ergonomic positioning of a carrying handle relative to positioning of a fan-assembly to make the system easier to carry. Enclosures with variable diameter profiles increase air flow performance. A floor edge allows for flush positioning of the air mover's outlet to improve flow of air. Various supports and engagement members allow for horizontal and/or vertical engagement of a plurality of the air movers for storage or increased air moving capacity for a given application. An alignment guide assists with positioning of the air mover with respect to a room wall to enhance air flow within the room. A cord retaining system provides an enhanced approach for securing the air mover's electrical cord. Grill guards have slotted ends to assist with assembly of the air mover. | 04-07-2011 |
| 20100008763 | TURBOMACHINE INCLUDING AN ADAPTABLE INTAKE SYSTEM AND METHOD OF CONTROLLING AIRFLOW TO A TURBOMACHINE - A turbomachine includes a compressor having a compressor intake, and an intake system mounted upstream of the compressor intake. The intake system includes a housing and a plurality of selectively positionable vanes arranged within the housing. The plurality of selectively positionable vanes are moveable between a first position to remove a first amount of foreign particles, and a second position, to remove a second amount of foreign particles. | 01-14-2010 |
| 20110123313 | AXIAL FLOW STEAM TURBINE - An exemplary axial flow steam turbine is disclosed which includes a motor, a turbine casing and at least first and second turbine stages, with the second turbine stage being located adjacent to and downstream from the first turbine stage. A radially outer static diaphragm ring of the second turbine stage includes an annular axial extension extending in an upstream axial direction and carrying a circumferential tip sealing device which cooperates with shrouds of a circumferential row of moving blades of the first turbine stage. An upstream end of the annular axial extension is axially spaced from a radially outer static diaphragm ring of the first turbine stage such that a circumferential passage is defined between the upstream end of the annular axial extension and the radially outer static diaphragm ring of the first turbine stage. Solid particles are diverted from steam flow by a circumferential passage during operation. | 05-26-2011 |
