Entries |
Document | Title | Date |
20080219838 | CENTRIFUGAL FAN - A centrifugal fan includes an impeller having a plurality of blades around a predetermined central axis, a motor that rotatably drives the impeller, a control circuit that controls the rotation of the motor, and a casing that houses the impeller, the motor, and at least a portion of the control circuit. A plurality of electronic components of the control circuit are disposed in an electronic component mounting portion provided between a circumferential wall of the casing and a virtually extending plane of an opening end surface of an exhaust port along a direction substantially perpendicular to the central axis. In the centrifugal fan, the electronic components are disposed radially outside an air passage, and thus the centrifugal fan can be reduced in its axial size, so that downsizing of the fan can be achieved. | 09-11-2008 |
20080226446 | CENTRIFUGAL IMPELLER, FAN APPARATUS, AND ELECTRONIC DEVICE - There is provided a centrifugal impeller that includes a boss portion, a plurality of first centrifugal blades, a plurality of second centrifugal blades, and a coupling portion. The boss portion is capable of rotating. The plurality of first centrifugal blades are provided to the boss portion such that the plurality of first centrifugal blades extend from the boss portion. The plurality of second centrifugal blades are provided around the boss portion such that the plurality of second centrifugal blades are spaced apart from the boss portion. The coupling portion couples the plurality of first centrifugal blades and the plurality of second centrifugal blades. | 09-18-2008 |
20080286096 | DRAIN PUMP, AND AIR CONDITIONER PROVIDED THEREWITH - A drain pump is provided that reduces the operating noise when the head is low. The drain pump has a pump casing, and an impeller. The pump casing has a drain inlet for sucking in drain water at a lower end part and a drain outlet for discharging drain water at a side part. The impeller has a shaft part disposed extending in a vertical direction inside the pump casing, a main blade disposed on the outer circumferential side of the shaft part, an auxiliary blade disposed on the lower side of the main blade, and a disc shaped dish part disposed between the main blade and the auxiliary blade. The dish part has an annular partition part extending upward from the outer circumferential edge part of the main blade, which is disposed at a position lower than the upper end part of the partition part. | 11-20-2008 |
20080298959 | Unit for treating air with controlled flow - A unit for treating air with controlled flow, comprising a free rotor (GL), single or double inlet, combined with a directional conveyor (CD), which is designed so as to be able to directionally exploit the high static efficiencies, typical of free rotors (GL), and so as to be able to obtain the maximum optimisation between the power supplied and the static pressure obtained, at the same time maintaining low sound emissions, low dynamic pressure values at the discharge and no perturbation of the flow and of the performances both at the discharge and at the suction. | 12-04-2008 |
20090035132 | Housing for a centrifugal fan, pump, or turbine - A housing for a blower, fan or pump or turbine, the housing adapted to be associated with a rotor adapted in use to cooperate with fluid flowing through the housing wherein the housing comprises a shroud for guiding the fluid moving in association with the rotor, the rotor having at least one vane adapted to cooperate with the fluid to drive or to be driven by the fluid, wherein the shroud is configured to promote vortical flow of the fluid through the housing. | 02-05-2009 |
20090053052 | CENTRIFUGAL FAN AND IMPELLER THEREOF - A centrifugal fan includes a fan frame ( | 02-26-2009 |
20090060730 | CENTRIFUGAL FAN AND IMPELLER THEREOF - A centrifugal fan includes a fan frame ( | 03-05-2009 |
20090092486 | CENTRIFUGAL COMPRESSING APPARATUS - In a centrifugal compressing apparatus, a height of a blade of an impeller is made to decrease gradually from a front edge thereof to a rear edge thereof, and a rate of change of the height of the blade is relatively large near the rear edge. The height of the blade can be made large at the rear edge side under the design restriction that an exit width of the rear edge of the blade is set to a predetermined design value. The ratio of the width of the clearance and the height of the blade is thereby made relatively large. As a result, the ratio of a flow path area occupied by a clearance flow to a flow path area occupied by a main flow is reduced. Since the pressure loss is thus made small, a drop in the efficiency can be prevented. | 04-09-2009 |
20090104031 | Cooling fan - A cooling fan includes a frame ( | 04-23-2009 |
20090116958 | Variable Pump - The present invention relates to a centrifugal pump and a method of varying the properties of a centrifugal pump. The centrifugal pump has a pump housing, which in the preferred form comprises a front casing | 05-07-2009 |
20090129919 | Multi-Blade Centrifugal Fan - A multi-blade centrifugal fan for preventing circular flows in the end portions of an impeller in the axial direction is provided in a simple structure. The multi-blade centrifugal fan is formed of a fan casing | 05-21-2009 |
20090129920 | Turbine housing for a turbocharger - A turbine housing ( | 05-21-2009 |
20090136341 | Single or Multiple Stage Blower and Nested Volute(s) and/or Impeller(s) Therefor - A single ended or double-ended blower includes a blower motor assembly supporting opposed first and second shaft ends. The first and second shaft ends have respective first and second impellers attached thereto and enclosed within first and second volutes, respectively. The first volute is connected to an inlet and the second volute is connected to an outlet. The blower motor assembly is supported in a chassis enclosure. A radially outer inter-stage path is between the first and second volute. The second volute is at least partially substantially concentrically nested with the radially outer inter-stage gas path. | 05-28-2009 |
20090214333 | DIFFUSER-NOZZLE ASSEMBLY FOR A TURBOMACHINE - A diffuser-nozzle assembly mounted at the outlet from a centrifugal compressor comprising a plurality of vanes carried by a radially inner wall forming a surface of revolution and surrounded by an outer casing, elastically deformable means being interposed between the radially outer ends of the vanes of the nozzle and the outer casing, these means preventing air from passing between the outer casing and the radially outer ends of the vanes. | 08-27-2009 |
20090274555 | Multiple-stage centrifugal pump of inline design - The present invention relates to a multiple-stage centrifugal pump of inline design, comprising a connection housing ( | 11-05-2009 |
20090311092 | Device for Discharging a Fluid through a Rotary Chamber with Internal Circulation and Centrifugal Delivery of Fluidized Solid Particles, and Processes Using this Device - Device for discharging a fluid ( | 12-17-2009 |
20090311093 | IMPELLER AND CENTRIFUGAL FAN - An impeller in a centrifugal fan includes a support portion having a cylindrical outer circumferential surface coaxial or substantially coaxial with a center axis and a plurality of moving blades arranged on the outer circumferential surface of the support portion independently of one another and configured to draw an air along the center axis and expel the air radially outwards when rotated about the center axis together with the support portion. At least one of the moving blades includes a first blade portion connected to, and extending radially outwards from, the outer circumferential surface of the support portion, at least one second blade portion having a radial inner end portion radially spaced apart from the outer circumferential surface of the support portion and a connecting member arranged to interconnect the first blade portion and the second blade portion. | 12-17-2009 |
20090324402 | CENTRIFUGAL PUMP - An impeller plate of an impeller of a centrifugal pump, particularly a channel impeller pump, for pumping liquids with solid or gaseous admixtures, is provided with at least one wide vane that is displaced toward the impeller drive by a distance | 12-31-2009 |
20090324403 | Impeller with Hybrid Blades for Blowers - An impeller with hybrid blades can be used in any blowers, which are applied in many fields such as cooling computers and HVAC. The impeller increases air flow as well as pressure. Each hybrid blade extends from the impeller hub with the shape of an axial fan blade and smoothly transforms at a proper radius of the impeller to the shape of a centrifugal blower blade. In addition, a dual-tunnel blower with multiple outlets is also presented. | 12-31-2009 |
20100028144 | CENTRIFUGAL FAN AND HOUSING THEREOF - A centrifugal fan includes a casing and a fan cover located on the casing. The casing includes a sidewall defining at least one latching groove. A step is formed in the at least one latching groove. The fan cover includes at least one latching leg corresponding to the at least one latching groove. The at least one latching leg includes a locking portion. The locking portion includes a plurality of wedge-shaped hooks extending latarally and outwardly from the locking portion. The hook has a tapered outer surface for guiding the at least one latching leg to slide into the at least one latching groove and a locking shoulder formed at a topmost portion of the hook. The locking shoulder of the at least one latching leg abuts against the step of the at least one latching groove. | 02-04-2010 |
20100068046 | VOLUTE OF LOWER END UNIT OF FUEL CELL SYSTEM - A lower end unit of a fuel cell system defines a volute of a pump. The volute may have a reinforcement that is disposed on a working area of the volute. | 03-18-2010 |
20100080696 | BLOWER HOUSING AND METHOD OF MANUFACTURE - Blower housings and methods of manufacture include protrusions and openings in edges thereof providing an interlocking assembly. Reduced manufacturing steps and greater versatility to join different materials and materials of different thickness are provided, without requiring welds and fasteners common to conventional blower housing assemblies. | 04-01-2010 |
20100098531 | MULTISTAGE PUMP ASSEMBLY - A modular pump assembly has a volute ( | 04-22-2010 |
20100098532 | COMPRESSOR HOUSING - A compressor section ( | 04-22-2010 |
20100098533 | TURBINE HOUSING, AND METHOD OF MAKING A TURBINE HOUSING - A turbine housing of an exhaust gas turbocharger includes an outer casing and a rotor casing which is arranged in the outer casing and includes a tubular neck for engagement in an exhaust pipe to conduct exhaust gas from the neck in a direction of an exhaust flange. The exhaust pipe is hereby coupled to the rotor casing for relative movement there between. A sealing ring is arranged between the neck and the exhaust pipe, wherein the neck has one end provided with at least one outwardly directed projection defined by an outer diameter which is greater than an inner diameter of the sealing ring. Fabrication of the turbine housing is realized by pushing the sealing ring over the neck, and inserting an expanding mandrel into the neck to widen the neck. | 04-22-2010 |
20100111686 | AIR DIFFUSER SYSTEM FOR INDUSTRIAL PUMPS - An air diffuser device suitable for use in an air diffuser system for a centrifugal pump the pump including a pump casing with a pumping chamber therein, an impeller mounted within the pumping chamber for rotation about a rotation axis, the impeller including a front side and a rear side. The air diffuser system comprises one or more passages extending through the impeller from the front side to the rear side, the or each passage having a first opening at the rear side and a second opening at the front side of the impeller. The air diffuser device comprises a main body having a seal side and an impeller side, and at least one channel extending through the main body from the seal side to the impeller side, the or each channel having an intake opening at the seal side, a discharge opening at the impeller side, and a base wall extending through the main body, the base wall having a leading end portion at the seal side, and a trailing end portion at the impeller side, the discharge opening being in fluid communication with the first opening of the passage in the impeller when installed. | 05-06-2010 |
20100119365 | SUBMERSIBLE CENTRIFUGAL PUMP WITH NORMAL AND EJECTOR MODES OF OPERATION - The present invention relates to a submersible centrifugal pump assembly comprising an impeller suspended in the end of a drive shaft, and driven in rotation relative to an impeller seat which is stationary in normal operation and which defines an axial intake for liquid to be transported by the impeller in rotation. The pump assembly is characterized in that the impeller seat is journalled in a pump housing for limited rotational movements in opposite directions of rotation relative to the pump housing, and in rotation controlled in guide means for limited linear displacements in opposite axial directions relative to the impeller. | 05-13-2010 |
20100129209 | Centrifugal Compressor - There is provided a centrifugal compressor having a diffuser structure in which airflow is unlikely to separate from a hub side wall surface on a hub side wall surface downstream side within a diffuser passage. In a centrifugal compressor provided with a diffuser passage | 05-27-2010 |
20100172751 | PUMP AND PUMP IMPELLER - A pump assembly that includes a pump housing defining an inlet for receiving fluid to be pumped and an outlet for discharging fluid. A rotatable impeller operatively coupled to a drive motor includes a plurality of vane structures integrally formed with a shroud. Each vane structure includes a curved, axial vane segment extending axially from the shroud. A compound, multi-step auxiliary vane extends transversely from each axial vane segment. The auxiliary vane or wing includes at least first and second sections, with the second section overlying the first section in a staggered configuration such that the trailing edges of the first and second sections are spaced apart to form a step. The second auxiliary vane section includes an axial surface that also forms a working vane surface for the auxiliary vane. | 07-08-2010 |
20100178163 | Radial Compressor with a Diffuser for Use in a Turbocharger - A radial compressor, in particular for a turbo-charger, has a spiral housing and a diffuser. The diffuser is constructed such that a low-pressure region in the area of the transition between the spiral housing and the tongue is at least reduced. | 07-15-2010 |
20100189557 | IMPELLER AND FAN - An impeller for a fan, which impeller comprises a hub and one or more blades, wherein at least one blade has a radially inner portion which is aerofoil in section and a centrifugal accelerator portion which extends radially outwardly from the aerofoil portion. The aerofoil portion has a greater angle of attack than the accelerator portion. | 07-29-2010 |
20100189558 | TURBOCHARGER HAVING A TURBOCHARGER HOUSING COMPRISING A THREADED CONNECTION BY MEANS OF AN ANCHOR - A turbocharger has a turbocharger housing with a bearing housing and at least one impeller housing. The bearing housing and the impeller housing are screwed together by way of a screw anchor connection, and at least one head of an anchor of the screw anchor connection is covered by a cover element. | 07-29-2010 |
20100196151 | PROTECTIVE COATINGS FOR MOLTEN METAL DEVICES - Disclosed are components covered with a protective coating for use in a molten metal bath (or comparable environment) and devices including such components. The protective coating is preferably a ceramic sleeve adhered to a non-coated component by cement. A component with the protective coating is more resistant to degradation in molten metal than is the component without the coating, and may be manufactured by the process of: (a) placing a mold around a non-coated component, there being a space between the mold and the non-coated component; (b) directing uncured refractory into the space; (c) vibrating one or more of the non-coated component or the mold to assist in the movement of the refractory into the space; and (d) allowing the refractory to cure, thus forming a protected component having a refractory coating surrounding at least part of the non-coated component. | 08-05-2010 |
20100215485 | CENTRIFUGAL COMPRESSOR - A centrifugal compressor that includes an impeller, a diffuser and a shroud. One of the diffuser and shroud includes a plurality of recesses and the other of the diffuser and shroud includes a plurality of radial vanes. The shroud covers the impeller and diffuser such that each radial vane projects into a respective recess. | 08-26-2010 |
20100221106 | Apparatus for receiving and transferring kinetic energy from water flow - A tangential turbine is adapted for receiving kinetic energy from a flowing fluid and comprises a supporting shroud, a rotating runner having a hub and a plurality of radial blades spaced apart on the hub, and a means for controlling the receiving. In first embodiment the controlling means comprises a plurality of springs each connected with its ends turningly about a connecting axis being between and within the hub and the blade and between limit stops to the hub and fixedly to the blade turnable about the axis to a non-working tangential position. In second embodiment the controlling means comprises the shroud shaped into a caisson and provided with turnable aprons and capable of accommodating the runner in the air and controlling the insertion of the blades into the flow below the shroud. | 09-02-2010 |
20100226765 | RADIAL TURBOMOLECULAR PUMP WITH ELECTROSTATICALLY LEVITATED ROTOR - A radial turbomolecular pump comprising an electrostatically levitated rotor with a high compression ratio and pump speed at a chip-scale level. The levitated rotor can be sandwiched between a stator plate and a driver and multiple concentric rings of microblades can be fabricated on the rotor plate and the stator plate. The center portions of the driver and the base plate include concentric ring electrodes for rotor levitation by electrostatic forces. The space between two concentric rings of microblades forms a groove that is wide enough to receive the microblades from the opposing disk. The stator disk can be fixed and the rotor disk spins such that the rotor microblades move tangentially relative to the stator microblades. The microblades can be tilted at an angle from the tangent, facilitating momentum transfer to gas molecules in the radial direction. | 09-09-2010 |
20100239417 | IMPELLER - A pump impeller for a centrifugal pump The impeller is defined by a shroud rotatable about an axis of rotation At least two pump vanes extend axially from the shroud, each of the vanes configured as a blunted tear drop shape and having an inside wall and an outside wall, the leading edges of which are interconnected by a blunt wall The trailing edges of the inside and outside walls merge together A substantially constant width flow channel is defined between the blunted wall of one vane and a confronting surface defined by an inside wall of the other vane The vanes are tapered in the axial directions by inclining the inside wall of each vane radially outwardly. | 09-23-2010 |
20100322761 | FLOW OUTPUT NOZZLE FOR CENTRIFUGAL PUMP - A flow outlet for a pump includes a pocket section which defines a pocket section diameter. A throat section downstream of the pocket section, the throat section defines a throat section diameter less than the pocket section diameter. | 12-23-2010 |
20110002780 | CENTRIFUGAL COMPRESSOR - To provide a centrifugal compressor having a high pressure ratio, which can achieve a large flow rate while suppressing a decrease in efficiency, the centrifugal compressor being adapted to compress and discharge a gas, which has been sucked in by rotation of an impeller ( | 01-06-2011 |
20110008159 | VENTILATOR - A ventilator includes a body casing having an opening formed in its lower portion and an exhaust port formed on one side; a fan that is provided in the body casing, for sucking indoor air from the opening and exhausting the indoor air from the exhaust port; a resin fan casing that has a suction port and forms an air passage of the fan; a protection frame formed outside the air passage to cover a terminal block provided outside the air passage; a resin terminal block cover that watertightly seals a protection frame opening of a lower portion of the protection frame and is opened and closed; a sheet-metal case that is provided in the protection frame and stores the terminal block; and a sheet-metal terminal block cover that opens and closes a lower opening of the sheet-metal case. | 01-13-2011 |
20110008160 | COVER DISK FOR A CLOSED IMPELLER - A cover disk ( | 01-13-2011 |
20110052385 | CENTRIFUGAL BLOWER WITH NON-UNIFORM BLADE SPACING - A centrifugal blower in a cooling system of an electronic device having non-uniform blade spacing with acceptable balance. The non-uniform blade spacing is determined according to specific repeating sinusoidal patterns to obtain acoustic artifacts that are favorable and balance that is similar to that found with equal fan blade spacing. The fan impeller can include a prime number of fan blades to prevent higher harmonic interaction among noise sources. The perceived sound quality from the fan is improved with essentially no effect on the thermal performance of the fan. | 03-03-2011 |
20110064570 | High Efficiency Low-Profile Centrifugal Fan - An impeller for a centrifugal fan includes a hub, impeller blades, and struts for supporting the blades in a circumferential array spaced apart from the hub. The number of struts can equal the number of blades, each strut extended from the hub to support two blades while each blade is supported by one strut nearer to its leading edge and another strut nearer to its trailing edge. Another arrangement features two struts per blade, with one of the struts coupled to the hub and a given blade, and the other strut coupled between the given blade and an adjacent blade. The struts are recessed inwardly from the leading and trailing edges to promote smoother air flow. The blades and struts are provided with aerodynamic thickness profiles to further improve air flow. | 03-17-2011 |
20110142609 | CENTRIFUGAL COMPRESSOR WITH PIPE DIFFUSER - A centrifugal compressor may comprise a wheel and a pipe diffuser. The pipe diffuser may comprise an annular pipe diffuser section and at least one cylindrical hole passing through the annular pipe diffuser section for compressing gas emerging from the wheel. The at least one cylindrical hole may have an axis that is slanted at an angle A relative to a plane that is orthogonal to an axis of rotation of the compressor. | 06-16-2011 |
20110171017 | EXHAUST-GAS TURBOCHARGER - The present invention relates to an exhaust-gas turbocharger ( | 07-14-2011 |
20110176916 | CENTRIFUGAL FAN AND IMPELLER THEREOF - A centrifugal fan includes a housing defining an inner space therein and an impeller rotatably received in the inner space of the housing. The impeller includes a hub, a blade ring surrounding the hub, a plurality of first blades extending from the hub to the blade ring, and a plurality of second blades extending from the blade ring. Each first blade includes an inner portion between the hub and the blade ring, and an outer portion extending from the blade ring. The second blades and the outer portions of the first blades are arranged in alternating fashion along a circumferential direction of the blade ring. In each pair of an outer portion and an adjacent second blade, the outer portion and the second blade are curved outwards away from each other toward substantially opposite directions. | 07-21-2011 |
20110182725 | REFRIGERANT PUMP ASSEMBLY - A refrigerant pump assembly includes a drive motor ( | 07-28-2011 |
20110189004 | FAN INLET AND METHOD - A method and apparatus to improve air flow in an air circulating fan assembly by forming an inlet opening in a fan assembly. A static air pressure profile is calculated along a top portion of the fan assembly configured to operate in an enclosure. The shape of a section of the inlet opening in the top portion of the fan assembly is changed based on a pressure contour of the calculated static air pressure profile. The method is repeated iteratively one or more times using an inlet opening changed by a previously calculated static air pressure profile when calculating a subsequent static air pressure profile. The inlet opening is positioned in the top surface of the fan assembly so that the centroid of the inlet opening is laterally offset with respect to the rotational axis of an impeller in the fan assembly. | 08-04-2011 |
20110250059 | Centrifugal pump - In a centrifugal pump, in particular a radial or semi-axial pump including a housing with a pump chamber and a dry chamber, a drive shaft rotatably supported in the housing and connected to an impeller for pumping a liquid flow medium disposed in the pump chamber and a shaft seal arranged in an inner radial area for sealing the dry space with respect to the flow medium, a seal carrier is provided with a guide structure by which fluid flow medium is conducted from an outer radial area to an inner radial area for directing flow medium into the seal for lubrication and cooling of the seal. | 10-13-2011 |
20110255960 | SPECIALTY PUMP WITH HEAT EXCHANGER AND SYSTEM - A specialty pump and heat exchange system having a fluid pump driven by a gear assembly. The fluid pump has a pump casing and an inboard head that form a fluid passageway when connected together. The gear assembly uses lubricant in the transmission and that lubricant is cooled by being pumped from the gear assembly through a lubricant passageway in the inboard head and then recycled back to the gear assembly for further use. In addition to cooling the lubricant, the system warms the fluid pump and/or fluid passing through the fluid pump. | 10-20-2011 |
20110311356 | SUCTION CASING AND FLUID MACHINE - A suction casing of the present invention includes: a suction nozzle that introduces a fluid from an outer circumferential side to an inner circumferential side in a radial direction; and a chamber that includes a substantially doughnut-shaped space in communication with an inside of the suction nozzle on the outer circumferential side and that guides the fluid, introduced from the suction nozzle, to an inlet opening portion opening in an axial direction and disposed in a substantially annular shape, in which the chamber is formed so that a radial width is narrower in a circumferential direction from a joint portion in communication with the suction nozzle to an opposite side across a central axis. | 12-22-2011 |
20120027577 | AXIAL FAN AND SLIDE MOLD - An axial fan includes an impeller and a housing including a side wall surrounding an outer circumference of the impeller. The side wall preferably includes at least one flat surface portion defined in an outer circumferential surface thereof, and a slit group including slits arranged to be spaced apart in a circumferential direction of an inner circumferential surface and extending in the same direction perpendicular or substantially perpendicular to the flat surface portion from the inner circumferential surface to the outer circumferential surface thereof. Within the slit group, a total number of slits positioned forward, with respect to a rotation direction of the impeller, of a point of contact of the inner circumferential surface with a tangent to the inner circumferential surface which is perpendicular or substantially perpendicular to a through direction of each slit is greater than a total number of slits positioned rearward of the contact point. | 02-02-2012 |
20120034077 | HVAC Diffuser With Mounting Receptacle for Variable Blower Control - An automotive HVAC diffuser connects to a blower and a variable blower control (VBC) module having a plurality of cooling fins. An inlet receives air flow from the blower. An outlet is downstream from the inlet. An enclosed passageway is provided between the inlet and the outlet for forming a diffused air stream at the outlet. The enclosed passageway has a plurality of peripheral walls for guiding the air stream between the inlet and the outlet, including a curved outer peripheral wall corresponding to a region with a tendency for a high flow as a result of centrifugal effects. One of the peripheral walls includes a VBC receptacle formed as a depression into the peripheral wall having a substantially flat mounting surface and a first sloped side at an upstream end of the VBC receptacle to shape a portion of the diffused air stream. The flat mounting surface includes a plurality of cooling fin receiving slots arranged to receive the cooling fins, whereby the cooling fins extend into an interior of the diffused air stream. | 02-09-2012 |
20120070274 | Turbocharger Unit with Associated Auxiliary Component, for an Internal Combustion Engine - A unit for an internal combustion engine includes a turbocharger unit and an auxiliary component adjacent to the turbocharger unit and provided with means for connection thereof to the structure of the engine. The auxiliary component has a fluid outlet or inlet arranged immediately adjacent to a fluid inlet or outlet of the turbocharger unit, but not in contact therewith. The unit further includes a cylindrical sealing member, resiliently deformable, having opposite ends sealingly associated respectively to the fluid outlet or inlet of the auxiliary component and to the fluid inlet or outlet of the turbocharger unit. | 03-22-2012 |
20120114472 | Fan - A fan comprises a housing having a compartment formed inside, and at least one lateral air inlet and at least one lateral air outlet both penetrating through the inner and outer surfaces of the housing and communicating with the compartment; and a motor mounted inside the compartment of the housing and having a stator and an impeller, with the impeller rotatably coupled to the stator and further containing a hub and a plurality of blades mounted to a top of the hub, with each blade having a first end and a second end in the radial direction of the impeller opposite to each other, with the first end of each blade facing outward, and with the second ends of the plural blades defining an airflow-area. | 05-10-2012 |
20120114473 | CENTRIFUGAL PUMP - A centrifugal pump includes an electric motor, an impeller driven by the motor and a pump housing having an impeller chamber, an inlet in communication with the impeller chamber via an opening, and first and second outlets in communication with the impeller chamber. The impeller chamber has an interference structure which forms first and second flow channels in communication with the first and second outlets. The interference structure directs the fluid in the impeller chamber to flow through the first outlet via the first flow channel when the impeller rotates in a first direction or to flow through the second outlet via the second flow channel when the impeller rotates in the opposite direction. | 05-10-2012 |
20120114474 | FIN ARRAY FOR USE IN A CENTRIFUGAL FAN - A heat exchanger including an array of tubes and fins is configured to reside in a centrifugal fan enabling the centrifugal fan to operate as a cooling and or heating source. | 05-10-2012 |
20120121399 | AIR VACUUM PUMP FOR A PARTICULATE LOADER AND TRANSFER APPARATUS - A blower for a particulate loader and transfer apparatus, comprising, at least one blade having a proximal and distal end, means for rotating the at least one blade in a direction about an axis of rotation wherein the proximal end of the blade is nearer to the axis of rotation than the distal end of the blade is to the axis of rotation and wherein the blade is angled so that as the blade rotates about the axis, the proximal end of the blade precedes the distal end of the blade. | 05-17-2012 |
20120128477 | Radial Compressor and Method for Producing a Radial Compressor - A radial compressor has a compressor housing, a rotatably supported compressor shaft in the compressor housing, at least one compressor impeller arranged on the compressor shaft, and a fluid discharge element arranged downstream of a last compressor impeller in a fluid path in the compressor housing and which has a predetermined extension in radial direction and in axial direction of the radial compressor, wherein the fluid discharge element has a fluid passage for guiding fluid that is accelerated by the last compressor impeller out of the compressor housing, which fluid passage extends in a circumferential direction by a predetermined angular amount, and wherein the fluid discharge element is formed of material having a defined material structure, and the fluid passage is formed as a subsequently introduced spatial interruption in a material cohesion of the material structure. A method of producing the radial compressor is also disclosed. | 05-24-2012 |
20120134794 | FAN AND AIR-CONDITIONING APPARATUS PROVIDED WITH FAN - To provide an air-conditioning apparatus that is provided with an air-sending device that includes: a housing; a fan that is disposed in the housing; a casing that guides an airflow, the casing arranged adjacent to the back side of the fan; and a stabilizer that stabilizes the circular vortex, the stabilizer arranged adjacent to the front side of the fan. When δ=A/D expressed by an air flow inlet port width A and a fan diameter D is 2 or lower, an outer peripheral blade inflow angle β=δ×γ radian is in the range of 0.4≧γ≧0.3. The air-conditioning apparatus provided with an air-sending device is capable of suppressing noise as well as increasing fan performance even when the inlet port is narrow. | 05-31-2012 |
20120141261 | COMPOSITE SHROUD AND METHODS FOR ATTACHING THE SHROUD TO PLURAL BLADES - An impeller for a turbo-machine and is provided. The impeller includes a metallic base having a central hole, a back surface and a front surface opposite to the back surface; at least one blade extending on the front surface of the metallic base; a composite shroud attached to the at least one blade such that plural closed paths or vanes are formed by the front surface of the metallic base, the at least one blade and the composite shroud; and a connector configured to attach the composite shroud to the metallic base or the at least one blade, | 06-07-2012 |
20120148393 | CENTRIFUGAL FAN - A centrifugal fan includes a housing and an impeller. The housing includes a first surface and a flow channel wall. The first surface has a surrounding section and an air inlet section. The surrounding section encircles the air inlet section. The flow channel wall defines a flow chamber and an air outlet, and at least a sidewall of the flow channel wall has a tongue portion close to the air outlet. The impeller is rotatably connected within the flow chamber. The surrounding section plus the air inlet section is an area on the first surface, on which the impeller is projected, and the surrounding section has a convex structure. | 06-14-2012 |
20120148394 | CENTRIFUGAL FAN - Disclosed herein is a centrifugal fan. A driving device is connected to an impeller and drives the impeller to rotate within a case. The flowing channel includes a pressure-enhanced section and an output section. The case includes an air input section, an axial inlet section and a radial air outlet. The bottom base has a center and allows the driving device to be secured thereon. Multiple ribs are interconnected between the bottom base and the case to define air inlets among the ribs, the bottom base and the case. The air inlet within the output section has an outmost edge, which is farther from the center than an outmost edge of the air inlet within the pressure-enhanced section, or the air inlet within the output section has an area, which is larger than that of the air inlet within the pressure-enhanced section. | 06-14-2012 |
20120156021 | FAN ROTOR RING FOR AN AIR CYCLE MACHINE - A fan rotor ring for an air cycle machine includes a ring body that defines a main bore having a main bore diameter and central axis. An annular flange extends axially from the ring body over a length and defines a fan ring bore having a fan ring bore inner diameter. A ratio of the fan ring bore inner diameter to the length of the annular flange is 1.63-1.69. | 06-21-2012 |
20120156022 | CENTRIFUGAL FAN AND METHOD FOR MANUFACTURING THE SAME - A blower fan includes an impeller centered on a central axis, a motor portion arranged to rotate the impeller about the central axis, and a housing arranged to accommodate the impeller. The housing includes a lower plate portion arranged to cover a lower side of the impeller and a side wall portion arranged to cover a side of the impeller. The lower plate portion is preferably made of, for example, a steel sheet. The side wall portion is preferably made of, for example, a resin. A lower end portion of the side wall portion and an edge portion of the lower plate portion are preferably joined to each other through insert molding. An outer circumferential cut surface of the lower plate portion is arranged in contact with the side wall portion at a joint between the lower end portion of the side wall portion and the edge portion of the lower plate portion. | 06-21-2012 |
20120156023 | Radial Compressor And Method For Producing A Radial Compressor - Radial compressor and method for the production of a radial compressor, wherein the radial compressor ( | 06-21-2012 |
20120230816 | TURBINE MACHINE CASING WITH REINFORCED SEALING - The sealing of a turbine casing is reinforced by decoupling a fastening flange from a remainder of a housing. The casing includes a body that is externally reinforced by axial ribs that are connected to an annular rib and the fastening flange is attached to the annular rib by an annular wall portion that is thinner than the annular rib and than the flange. | 09-13-2012 |
20120269620 | TURBOCHARGER HOUSING HAVING A SEALING DEVICE - A turbocharger housing is divided along the longitudinal direction into at least two housing halves. The turbocharger housing includes a sealing device between the two housing halves for sealingly connecting the two housing halves. | 10-25-2012 |
20120294710 | Style of Fan Device - It is an improved style of fan device without much noise. The characters contain a hollow cover, a centrifugal fan, a switch, connected with the centrifugal fan, and a power supply, connected with centrifugal fan; there are at least one inflow part and one outflow part at least; said inflow and outflow fan is vertically designed; the improved style of fan device is characterized in that there is a fan cover in the inflow part area to open and close. | 11-22-2012 |
20120308370 | CENTRIFUGAL FAN - A centrifugal fan has an impeller and a bell mouth. The bell mouth has a plurality of wall parts provided on an outer peripheral surface of the bell mouth. The wall parts are arranged at predetermined intervals on the outer peripheral surface in a circumferential direction of the outer peripheral surface. Each of the wall parts extends along the outer peripheral surface from the front side to the rear side in an axial direction so as to be substantially parallel to the axial direction and to a radial direction of the bell mouth. | 12-06-2012 |
20120308371 | CENTRIFUGAL COMPRESSOR HAVING AN ASYMMETRIC SELF-RECIRCULATING CASING TREATMENT - A centrifugal compressor includes an asymmetric self-recirculating casing treatment that includes, on an inner face of a casing | 12-06-2012 |
20120308372 | CENTRIFUGAL COMPRESSOR HAVING AN ASYMMETRIC SELF-RECIRCULATING CASING TREATMENT - A centrifugal compressor includes an asymmetric self-recirculating casing treatment that includes, on an inner face of a casing | 12-06-2012 |
20130028720 | CENTRIFUGAL FAN - There is provided a centrifugal fan including an upper casing which has an air suction opening, a lower casing, and an impeller which is disposed between the upper casing and the lower casing. The impeller includes an upper shroud which is provided on an upper casing side, and a plurality of blades which are arranged along a circumference direction below the upper shroud, and is rotatable around a rotary shaft. The upper casing and the lower casing configure an open-type casing. A surface of the upper shroud facing the upper casing includes a first portion which becomes closer to the lower casing as separating further from the rotary shaft. A surface of the upper casing facing the upper shroud includes a second portion which faces the first portion of the upper shroud and becomes closer to the lower casing as separating further from the rotary shaft. | 01-31-2013 |
20130045095 | WASHER PUMP - An improved automotive pump assembly includes a volute pumping chamber configured to operably contain a rotatable impeller which, when driven, draws fluid into a fluid inlet and pumps the fluid to and through a fluid outlet. The volute chamber has an exterior sidewall with a constant internal first radius over a first sidewall portion and transitions to a second sidewall portion of increasing radius. The chamber's second sidewall portion defines a first end at a sidewall transition point tangent to the constant radius sidewall segment to define a second end which is tangent to the volute chamber's fluid outlet with a second radius that is greater than the first radius. | 02-21-2013 |
20130058773 | METHOD OF MANUFACTURING MATERIAL FOR ROTARY MACHINE COMPONENT, METHOD OF MANUFACTURING ROTARY MACHINE COMPONENT, MATERIAL FOR ROTARY MACHINE COMPONENT, ROTARY MACHINE COMPONENT, AND CENTRIFUGAL COMPRESSOR - A method of manufacturing a material for a rotary machine component, by performing at least a solution treatment on a material made of a duplex stainless steel, wherein, in the solution treatment, the material is heated to a temperature in a range of 950 to 1100° C. and is thereafter cooled to 700° C. at an average cooling rate of equal to or greater than 20° C./min. | 03-07-2013 |
20130064659 | CENTRIFUGAL COMPRESSOR - A centrifugal compressor includes a housing having a part joint plane which extends parallel to or along a machine axis, and a shaft extending along the machine axis and having a first shaft end and a second shaft end. At least one impeller is mounted on the shaft. A collector helix is arranged downstream of the at least one impeller and collects the compressed fluid prior to an outflow into a following machine module. The collector helix is arranged on the first shaft end. A drive is arranged on the first shaft end. An axial intake at an overhang stage of the centrifugal compressor is provided on the shaft on the second shaft end. The collector helix is realized as a single piece in the circumferential direction and is flanged to the housing of the centrifugal compressor. | 03-14-2013 |
20130071238 | CENTRIFUGAL FAN - A centrifugal fan is provided. The centrifugal fan includes an impeller and a housing. The impeller has an impeller diameter. The housing includes an upper plate, a lower plate and a side wall, wherein the upper plate axially corresponds to the lower plate, a side wall is formed between the upper plate and the lower plate, an axial inlet is formed on the upper plate, a lateral outlet is formed on the side wall, the impeller is disposed in the housing and corresponds to the inlet, and a flow path communicates the inlet to the outlet, wherein a greatest width of the inlet is greater than or equal to the impeller diameter. | 03-21-2013 |
20130084173 | CENTRIFUGAL FAN - There is provided a centrifugal fan including an upper casing which has an air suction opening, a lower casing, and an impeller which is disposed between the upper casing and the lower casing. The impeller includes an upper shroud which is provided on an upper casing side, and a plurality of blades which are arranged along a circumference direction below the upper shroud, and is rotatable around a rotary shaft. A pressure surface of each of the plurality of blades has a convex shape in a rotation direction and is formed with a plurality of protrusions which extend in parallel with the rotary shaft. | 04-04-2013 |
20130101408 | FAN, MOLDING DIE, AND FLUID FEEDER - A cross-flow fan includes a plurality of fan blades. The fan blade has an inner edge portion arranged on an inner circumferential side and an outer edge portion arranged on an outer circumferential side. In the fan blade, a blade surface extending between the inner edge portion and the outer edge portion is formed. As the fan rotates, an air flow which flows between the inner edge portion and the outer edge portion is generated over the blade surface. The fan blade has such a blade cross-sectional shape that a recess is formed in the blade surface. The recess is arranged at a position closer to the outer edge portion than to the inner edge portion and formed to extend from one end to the other end of the fan blade in a direction of a rotation axis of the fan. | 04-25-2013 |
20130108428 | HYDRAULIC POWER UNIT HAVING CERAMIC OSCILLATOR, AND HYDRAULIC ENGINE INCLUDING THE HYDRAULIC POWER UNIT | 05-02-2013 |
20130121816 | BLOWER WITH MULTIPLE AIR OUTLETS - A blower includes a base, a cover, a centrifugal impeller, and a rotating member. The cover is covered on the base, and defines a number of air outlets towards different directions. The centrifugal impeller is mounted between the base and the cover. The rotating member is rotatably mounted to the cover, and includes a shield. The rotating member is operable to rotate to cover one of the air outlets. | 05-16-2013 |
20130121817 | Centrifugal Pump - A centrifugal pump including a rotor and a housing surrounding the rotor, the housing having a connection on the pressure side and another on the intake side, respectively. The housing surrounding the rotor is constructed as a composite part in which a first thin-walled layer ( | 05-16-2013 |
20130136590 | RADIAL TURBINE - A radial turbine includes a radial turbine wheel provided with a main pathway in which blade height progressively increases while curving toward an axial direction from a radial direction. A sub-let is formed on a shroud side of the radial turbine wheel at a position separated from the main inlet in the radial direction and the axial direction. Also, a blade shape that forms the sub-inlet is such that, in a plane orthogonal to the axial line of the radial turbine wheel, a center line of the blade is inclined at a predetermined angle toward the rotation direction with respect to the radial direction. | 05-30-2013 |
20130142638 | RADIAL FLOW STEAM TURBINE - Provided is a high-efficiency, realistic, radial flow steam turbine such that the steam supply method is simplified, and that a sufficient amount of steam is supplied to the interior of a turbine unit which is additionally provided in the axial direction. The radial flow steam turbine is equipped with a rotation shaft; a rotor disk connected to the rotation shaft; rotor blades are mounted on the rotor disk; stator disks which face the rotor disk are supported by a casing by being fixed thereto; stator blades are mounted on the stator disk; and an operating steam circulation path is formed wherein the rotor blades on the rotor disk and the stator blades on the stator disk are alternately disposed in the radial direction, and wherein the flow direction of operating steam is in a radial direction which is outward with respect to the rotation shaft. Also, the radial flow steam turbine is configured in such a way that the steam supplied by a steam supply source is circulated as operating steam in the operating steam path, and that thereby the rotor disk and the rotation shaft are rotated. In this radial flow steam turbine, openings are provided in those areas of the rotor disk in the vicinity of the rotation shaft, with the result that an axial steam supply passage is secured. | 06-06-2013 |
20130149128 | Advection-type Fan And An Impeller Thereof - An impeller of an advection-type fan includes a metal base plate, a shaft and a plurality of plastic blades. The metal base plate includes a shaft-coupling portion and a peripheral portion, with a first plane facing in a first direction and a second plane facing in a second direction opposite to the first direction arranged between the shaft-coupling portion and the peripheral portion. The metal base plate is in a plane form between the shaft-coupling portion and the peripheral portion. The shaft has a fixing end and a free end. The fixing end is coupled with the shaft-coupling portion and the free end extends in the first direction. Each plastic blade has a coupling portion and an air-driving portion. The coupling portion is coupled with the peripheral portion and the air-driving portion extends in the second direction. | 06-13-2013 |
20130156566 | HIGH-EFFICIENCY THRUSTER INDEPENDENTOF THE OUTSIDE ENVIRONMENT - The invention relates to an ecological thrusting device enabling optimum thrust independent from the outside environment. It consists of a special Francis turbine ( | 06-20-2013 |
20130164125 | CENTRIFUGAL PUMP - A centrifugal pump ( | 06-27-2013 |
20130170970 | CENTRIFUGAL PUMP APPARATUS - A centrifugal blood pump apparatus includes a plurality of permanent magnets ( | 07-04-2013 |
20130183148 | FUEL SYSTEM CENTRIFUGAL BOOST PUMP VOLUTE - A disclosed centrifugal boost pump volute includes normal to flow cross sectional surfaces distributed over the length of the passage. The volute includes a volute proper, an exit bend and a diffuser fluidly interconnecting the volute proper to the exit bend. The cross sectional surfaces are defined as dimensions set out in one set of data, which includes Tables N-1 and N-2 for the volute proper and Table N-3 for the volute exit bend, where N is the same value. | 07-18-2013 |
20130195636 | WIND TURBINE - A vertical axis wind turbine system is provided that converts wind enemy into electrical or mechanical enemy. The turbine comprises at least one turbine rotor with a plurality of curved blades for receiving head-on wind generated airflow. Shield means mountable around at least a portion of the rotor serve to protect the upstream-moving blades from head-on wind airflow and thereby reduce drag. In one embodiment, load compensation means are provided to adjust the moment of inertia of the turbine rotor. One or more of the turbine rotor blades is hollow and defines a closed volume for holding a fluid, the fluid being displaceable in use through baffle means towards or away from the vertical axis of the rotor as the rotational velocity of the rotor changes. | 08-01-2013 |
20130195637 | FAN IMPELLER STRUCTURE AND MANUFACTURING METHOD THEREOF - A fan impeller structure and a manufacturing method thereof. The fan impeller structure includes a hub and multiple securing sections. The hub has a top section, an annular section and multiple recesses. The annular section axially extends from a circumference of the top section. The annular section and the top section together define a receiving space. The recesses are formed at a junction between the top section and the annular section. The securing sections are disposed in the receiving space and formed oppositely between the recesses. By means of the manufacturing method of the fan impeller structure, the manufacturing process is simplified. Moreover, by means of the securing sections, magnetic members can be quickly connected with and secured to inner circumference of the hub to save working time. | 08-01-2013 |
20130195638 | CENTRIFUGAL FAN - A centrifugal fan includes a centrifugal impeller, a first housing, a second housing, an annular guide ring and a driving device. The centrifugal impeller has a hub and blades connected to and disposed around the hub. The first housing and the second housing cooperatively define a hollow chamber and an air outlet. An air inlet is formed in a central section of the second housing. A first arc structure is located on an inner surface around the air inlet of the second housing. Support brackets respectively extend from an end close to a tongue of the second housing and an end away from the tongue of the second housing. The support brackets are perpendicular to the second housing. The annular guide ring has a second arc structure close to an outermost margin of inner surfaces of the blades. The driving device is used for rotating the centrifugal impeller. | 08-01-2013 |
20130202426 | PUMP INTAKE DEVICE - A pump intake device comprising a main body which includes a side wall section having an inner side and an outer side, an intake section extending from the outer side of the side wall section and an intake passage extending through the intake section, the intake passage having an inner surface and an entry end and an exit end with a central axis extending between the entry and exit ends, a first portion of the inner surface having one or more first guides thereon for directing fluid passing through the intake passage so that in use said fluid leaves the exit end at the first portion with an exit angle which is inclined relative to the central axis. | 08-08-2013 |
20130209244 | VERTICAL AXIS DUAL VORTEX DOWNWIND INWARD FLOW IMPULSE WIND TURBINE - A wind-powered turbine has a housing with an inlet and an outlet. Located in the housing is a cylindrical stator array having a plurality of spaced-apart stators located in it. An annular cylindrical rotor array having a plurality of cups rotates about a central axis, fits inside of the stator array. The stators are positioned to cause air which flows around the outer periphery of the stator array to impinge on the rotors and an air handling system causes air entering the housing to be distributed substantially around the periphery of the stator array. | 08-15-2013 |
20130216369 | CENTRIFUGAL FAN - A centrifugal fan includes a housing, a driving device, and a fan impeller. The housing has a hollow chamber which has a central axis. The driving device is located at the central axis of the hollow chamber. The fan impeller is disposed in the hollow chamber and includes a hub, several blades, and several fins. The hub is connected with the driving device. The blades are disposed around the hub. Each blade has a windward surface and a leeward surface. Each fin extends from the windward surface of one of the blades, outward by an arc surface from the windward surface starting from a location near the central axis, and further extends to the leeward surface of an adjacent blade. | 08-22-2013 |
20130216370 | Guide Ring for an Impeller Pump and Impeller Pump - A guide ring for a heated impeller pump for dish washers may include a base body in the type of a circumferential ring having a central longitudinal axis and which is configured for arrangement in a pump chamber of the impeller pump. At least one blade may be arranged on a radial outer surface of the base body, which protrudes outwards and which extends longitudinally along the base body over at least a part of the periphery thereof and which has a pitch in relation to the central longitudinal axis. At least on one side of the blade, a protrusion or a thickening may be provided on the outer edge thereof. The latter can form a channel configured to remove air bubbles from the pump chamber. | 08-22-2013 |
20130243584 | CENTRIFUGAL FAN - A centrifugal fan is disclosed. The centrifugal fan includes a fan device and a case. The fan device includes an impeller and a plurality of blades, wherein the plurality of blades are mounted separately around the impeller. The case is provided to allow the fan device to be disposed and to rotate inside it. The case includes a top cover, a bottom cover, and a side wall. The side wall is mounted between the top cover and the bottom cover. The side wall includes a fixed part and a deformable part. The fixed part is connected with the top cover and the bottom cover, and the deformable part is connected with the fixed part. | 09-19-2013 |
20130251516 | Centrifugal Pump and Method of Manufacturing Centrifugal Pump - A centrifugal blood pump reliably prevents blood from entering between an impeller and a shaft member. Pump | 09-26-2013 |
20130272864 | CENTRIFUGAL COMPRESSOR - A compressor includes plural first vanes provided on a shroud side of a diffuser path, and plural second vanes provided on positions of a hub side opposed to the first vanes. The compressor also includes a slide vane mechanism that projects the second vanes into and draws in the second vanes from the diffuser path via the slits of the hub side wall part plate according to a load of the compressor. When the slide vane mechanism projects the second vanes into the diffuser path, end faces of the first vanes and end faces of the second vanes are opposed to each other at the vicinity of the center of the diffuser path. | 10-17-2013 |
20130280056 | Turbocharger Containment Assembly - A turbine assembly and turbocharger containing the same are disclosed. Such an assembly can include a turbine housing for a turbocharger having an inlet portion, a central portion, and a hollow cylindrical portion defining a hollow passageway and an outlet. The inlet portion, central portion, and hollow cylindrical portion are in fluid connection with one another which allows a fluid to enter and pass through the inlet portion to the central portion, pass through the central portion to the hollow passageway, and pass through the hollow passageway to exit the turbine housing through the outlet. The assembly also includes a containment assembly at least partially disposed in the hollow passageway of the hollow cylindrical portion. | 10-24-2013 |
20130287558 | LOW FLOW-HIGH PRESSURE CENTRIFUGAL PUMP - Low flow centrifugal pump that develops more than 25 percent greater pressure than equivalent standard type spiral impellers with circular casings. | 10-31-2013 |
20130287559 | CENTRIFUGAL PUMP CASING WITH OFFSET DISCHARGE - A pump casing having a casing body is configured with a discharge formed in the casing body where a midline of the discharge is offset from a tangent line of the casing body and offset from a centerline of the casing body, such that the midline of the discharge is located along a point between the defined centerline and defined tangent line of the casing body. | 10-31-2013 |
20130302155 | CENTRIFUGAL COMPRESSOR AND MANUFACTURING METHOD THEREOF - A centrifugal compressor includes an impeller, a casing, an impeller housing portion, an inlet port, an annular flow passage provided around the impeller, a discharge port communicated with the annular flow passage, an annular chamber provided around the inlet port, a downstream slot communicating a downstream end of the annular chamber with the impeller housing portion, and an upstream slot communicating an upstream end of the annular chamber with the inlet port. The downstream slot draws a one-cycle curved line pulsating in an axial direction of the inlet port. A most upstream point of the downstream slot is located at an upstream end portion of impeller blades of the impeller when seen along a direction perpendicular to a rotary shaft of the impeller. According to the centrifugal compressor, it becomes possible to expand its operating range by improving a surging restriction effect brought by more effective casing treatment. | 11-14-2013 |
20130309077 | HEAT-DISSIPATION FAN - A heat-dissipation fan including a base and an impeller disposed at the base, wherein the impeller includes a plurality of first blades, a plurality of second blades and a plurality of connection ribs. Each of the first blades and each of the second blades are arranged alternately. Each of the connection ribs comprises a first edge, a second edge and a third edge. The first edge is connected with the first blade, the second edge is connected with the second blade, the third edge is connected with the first edge and the second edge, and the third edge and the second blade are spaced apart to form a first vent. The first edge comprises a first length, the second edge comprises a second length, and the first length is larger than the second length. | 11-21-2013 |
20140003929 | FREE-FLOW PUMP | 01-02-2014 |
20140003930 | CENTRIFUGAL COMPRESSOR | 01-02-2014 |
20140017075 | FAN STRUCTURE - A fan structure includes an upper cover, a fan frame body, a bearing cup, a bearing, a stator assembly, a hub and a shaft rod. The upper cover is mated with the fan frame body to together define a receiving space in which the bearing cup is disposed. The bearing cup has an open end and a closed end. The bearing is disposed in the bearing cup. The stator assembly is fitted around the bearing cup. The hub has multiple outward extending blades spaced from the upper cover by a first distance. The shaft rod has a connection end connected with the hub and a protruding end passing through the shaft hole and protruding from the bearing to abut against the closed end of the bearing cup and define a second distance. The first distance is smaller than the second distance to avoid deflection of the shaft rod. | 01-16-2014 |
20140030080 | TURBINE HOUSING FOR AIR CYCLE MACHINE - A turbine inlet housing has a main housing body extending about a central axis. An inlet duct delivers air into a cavity within the main housing body. Bolt hole bosses are formed on a downstream face of the inlet housing to receive bolts to secure an outlet housing to the inlet housing. A plurality of the bosses have a ramped surface which extends radially outwardly for a greater extent than a second plurality of bosses. The plurality of ramped bosses extend between the downstream face and the duct. The ramped bosses have a forward boss portion, and a ramped surface at an angle of between 50 and 54 degrees extending from an upstream end of the forward boss portion. A curved surface curves from an upstream end of the ramped surface to merge into the duct. A turbine stage and air cycle machine are also disclosed and claimed. | 01-30-2014 |
20140030081 | ADJUSTABLE CENTRIFUGAL GOVERNOR SPEED CONTROL - A rotational speed governor for an air motor comprises a housing, a valve, a shaft, a cross-bar, a plate and a pair of weights. The housing has an air inlet and an air outlet. The valve is disposed between the air inlet and the air outlet. The shaft extends along an axis within the housing. The cross-bar is connected to the shaft. The plate intersects the shaft between the valve and the crossbar. The weights are rotatably connected to the crossbar at pivot points. Each weight comprises an arcuately profiled edge extending beyond the crossbar to engage the plate. The arcuately profiled edges are shaped to increase a moment arm on the plate as the weights pivot away from the shaft. | 01-30-2014 |
20140037440 | LOW-WEAR SLURRY PUMP - A centrifugal pump for a slurry combines design changes with respect to conventional configurations that produce quasi-laminar flow and materially extend the life of the casing. The cutwater clearance of the casing is increased to a range of 0.20 to 0.25 times the diameter of the impeller. The casing includes a redesigned removable annular liner with a diameter increased to at least 1.15 times the diameter of the impeller. The pump preferably also has an axially adjustable wear ring with a diameter increased such that it extends by at least 10% over the diameter of the area of interface between the wear ring and the impeller. | 02-06-2014 |
20140044533 | TURBINE CONDUIT SLEEVE SYSTEM - Systems and devices configured to shield portions of turbine conduits from contact with a working fluid flow and reduce the associated thermal gradients therein are disclosed. In one embodiment, a sleeve includes: a base portion defining a shield aperture, the base portion including an external surface configured to contact an internal surface of a turbine conduit; and a neck portion connected to the base portion and defining a neck aperture proximate a terminus of the turbine conduit, the neck aperture fluidly connected to the shield aperture. | 02-13-2014 |
20140050575 | CENTRIFUGAL COMPRESSOR - Disclosed is a centrifugal compressor having improved operation performance to improve durability. The centrifugal compressor includes an impeller connected to a rotary shaft and configured to radially eject a fluid suctioned in an axial direction upon rotation thereof; a shroud configured to cover front and rear sides of the impeller and having a suction port formed to face one surface of the impeller at a center of one side thereof; a volute chamber formed at an outer periphery of the shroud in a circumferential direction thereof and configured to guide the fluid ejected by the impeller to an ejection port; and a regulator installed at one side of the shroud and configured to selectively communicate a space formed at the other surface of the impeller with the outside. | 02-20-2014 |
20140064947 | ROTOR MACHINE INTENDED TO FUNCTION AS A PUMP OR AN AGITATOR AND AN IMPELLER FOR SUCH A ROTOR MACHINE - The invention concerns a rotor machine and an impeller, of which the rotor machine is intended to function as a liquid pump or as an agitator in a fluid such as a liquid or a colloid, whereby the rotor machine has a pump casing ( | 03-06-2014 |
20140072423 | CENTRIFUGAL FAN - A centrifugal fan includes an impeller, a motor portion, and a housing. The housing includes an upper plate portion, a lower plate portion arranged to have the motor portion fixed thereto; and a side wall portion. A flow control member is arranged to extend in a line along a boundary between an inside surface of the side wall portion and one of a lower surface of the upper plate portion and an upper surface of the lower plate portion. The flow control member includes a flow control surface arranged to extend radially outward from the one of the lower surface of the upper plate portion and the upper surface of the lower plate portion to the inside surface of the side wall portion while becoming more distant from the one of the lower surface of the upper plate portion and the upper surface of the lower plate portion. | 03-13-2014 |
20140072424 | CENTRIFUGAL PUMP AND IMPELLER PROTECTOR FOR CENTRIFUGAL PUMP - The invention relates to a centrifugal pump ( | 03-13-2014 |
20140119906 | FAN - A fan includes a casing and a fan blade. The casing has at least one air inlet and an air outlet. The fan blade is disposed in the casing. An air flow compression area is defined in the casing. An auxiliary air inlet is disposed on the casing at the air flow compression area. Furthermore, another fan includes a casing and a fan blade. The casing has an upper casing, a lower casing and a side casing located between the upper casing and the lower casing. The upper casing or the lower casing has at least one air inlet, and the side casing has an air outlet. The fan blade is disposed in the casing. An internal space of the casing is defined as an air flow compression area. An auxiliary air inlet is disposed on the casing at the air flow compression area. | 05-01-2014 |
20140186170 | Centrifugal Expanders And Compressors Each Using Rotors In Both Flow Going From Periphery To Center And Flow Going From Center To Periphery Their Use In Engines Both External Heat And Internal Combustion. Means to convert radial inward flow to radial outward flow with less eddy currents - An engine feeds, at either the periphery or the center of one of the pumps, either compressed then heated air or products of combustion into centrifugal expanders in series. This invention is also a set of related inventions, comprising a group of flow guides to convert radial flow to axial flow and a group to convert axial flow to radial flow and the combination of those flow guides. The invention also includes the use of combinations of centrifugal pumps used to form a multistage compressor or a multistage expander with at least one pump processing a flow of gas traveling from the vicinity of the axle toward the periphery of the pump and with at least one other pump processing the same flow of gas traveling from the periphery of this other pump toward the axle of this other pump. The invention also includes the use of either the above centrifugal multistage expander or the above centrifugal multistage compressor, or both, in an external heat engine or in a heat pump. | 07-03-2014 |
20140271164 | AIR BLOWER AND BLOWING METHOD - An air blower having an air suction port, vanes, for being propelled about a shaft by air vacuumed towards the air suction port, and blades fixed to the vanes, the blades for blowing air upon propelling thereof, together with the vanes, thereby allowing utilizing an external vacuum machine connected to the air suction port for blowing air, thereby the air blower is lightweight in relation to the air blown therefrom. | 09-18-2014 |
20140271165 | VARIABLE A/R TURBINE HOUSING - A turbocharger having a housing. The housing may have a scroll formed therein. The scroll may include a passageway leading between an exhaust inlet and a turbine wheel. A valve or valves may be disposed within the passageway. The valve may regulate airflow through the passageway. | 09-18-2014 |
20140294576 | TURBINE FOR AN EXHAUST GAS TURBOCHARGER - In a turbine for an exhaust gas turbocharger with a turbine casing having receiving chamber for accommodating a turbine wheel and at least one volute through which the exhaust gas is guided via a feed passage into the receiving chamber and wherein at least one guide element is provided in the turbine casing so as to project into the feed passage in a guide region for guiding the exhaust gas onto the turbine wheel, the guide element comprises a first length region in the axial direction of the turbine, in which the guide element is designed with respect to its aerodynamic properties differently from its aerodynamic design in a second length region adjoining the first length region. | 10-02-2014 |
20140308118 | CENTRIFUGAL FAN AND IMPELLER THEREOF - A centrifugal fan includes an impeller. The impeller includes a hub, a plurality of connecting structures, an annular structure and a plurality of blades. The hub includes a circumferential surface. The connecting structures are disposed on the circumferential surface of the hub at intervals. Any adjacent two of the connecting structures define a first minimum distance on the circumferential surface. At least two first minimum distances are not equal. The annular structure is connected to the connecting structures. The blades are disposed on the annular structure at intervals. | 10-16-2014 |
20140314557 | CENTRIFUGAL FLUID MACHINE - In a centrifugal fluid machine, the secondary flow loss inside an impeller is reduced and the occurrence, when the flow rate decreases, of a flow separation/stall on the shroud-side suction surface near the leading edge of each impeller blade is suppressed, thereby making it possible to maintain the operating range of the impeller. For this, at the trailing edge of each impeller blade, the trailing edge of each impeller blade is inclined so that the shroud side of the impeller blade is positioned more backward in the rotation direction than the hub side thereof as the impeller is seen from the suction direction upstream of the rotary shaft of the impeller. Also, out of two adjacent impeller blades, the shroud side of one impeller blade trailing the other impeller blade in the impeller rotation direction overlaps with the other impeller blade at around the leading edge of the one impeller blade. | 10-23-2014 |
20140322002 | Sleepfan - A sleepfan has a housing having a lower base and a stem extending upward from the lower base. A cross-flow fan having an axil is disposed in the base between the spacing side walls. A plurality of air intake vents is defined in the pair of spacing side walls. An electric motor is disposed in the base and driving the cross-flow fan. An air orienting device has a body covering on and slidable with respect to the stem and a head in an angle with respect to the body. | 10-30-2014 |
20140334923 | Compressor Housing Remanufacturing Method and Apparatus - A compressor housing defines an inlet bore having a first inlet collar disposed therein. The inlet collar is connected to the housing with a first plurality of radially extending posts. The first plurality of posts is removed to detach the inlet collar from the housing, and the inlet collar is removed from the housing. The same or another inlet collar is concentrically located within a liner. The liner can be located at a radial distance around at least a portion of the inlet collar. The inlet collar is connected to the liner by radially inserting a second plurality of posts through the liner and into the inlet collar. An assembly of the liner containing the inlet collar is inserted into the inlet bore of the housing such that the inlet collar forms the inducer bore of the compressor housing. | 11-13-2014 |
20140369823 | CENTRIFUGAL COMPRESSOR - A centrifugal compressor for which θ−α>0° and 0°<θ<34°, when the angle formed by a diffuser inlet hub-side line ( | 12-18-2014 |
20150030441 | FAN BLADE STRUCTURE AND CENTRIFUGAL FAN USING THE SAME - A fan blade structure applied to a centrifugal fan is provided. The fan blade structure includes a wheel hub and an annular vane. The wheel hub includes a plurality of connecting brackets, and the annular vane includes multiple crests and troughs which interlace to form a continuous curved surface. The continuous curved surface has an outer ring surface and an inner ring surface. The connecting brackets are connected to the inner ring surface and drive the annular vane to rotate. | 01-29-2015 |
20150110615 | CENTRIFUGAL FAN - A centrifugal fan includes a housing and an impeller. The housing includes a first surface and a flow channel wall. The first surface has a surrounding section and an air inlet section. The surrounding section encircles the air inlet section. The flow channel wall defines a flow chamber and an air outlet, and at least a sidewall of the flow channel wall has a tongue portion close to the air outlet. The impeller is rotatably connected within the flow chamber. The surrounding section plus the air inlet section is an area on the first surface, on which the impeller is projected, and the surrounding section has a convex structure. | 04-23-2015 |
20150292332 | METHOD FOR BUILDING STAGES OF CENTRIFUGAL RADIAL TURBINES - The present invention relates to a method for building centrifugal radial stages of turbines, in which the first and the second end of each blade ( | 10-15-2015 |
20150292516 | IMPELLER FOR CENTRIFUGAL PUMP AND USE THEREOF WHEN PUMPING DRILL FLUID CONTAINING CUTTINGS - An impeller for a centrifugal pump for pumping fluid containing solid particles includes: a rear side wall; a front side wall; a plurality of vanes located between the rear side wall and the front side wall, each vane having an outer edge and a vane width in an axial direction of the impeller. At least one of a periphery of the rear side wall or a periphery of the front side wall projects by a radial distance beyond the outer edges of the vanes, the radial distance being at least 0.5 times the vane width. | 10-15-2015 |
20150300366 | UNIVERSAL HOUSING FOR A CENTRIFUGAL GAS COMPRESSOR - A universal housing for a centrifugal gas compressor is disclosed. The universal housing includes a body, a suction port extending from the body, a discharge port extending from the body, and a first compartment within the body. The first compartment includes a suction inlet in flow communication with the suction port and a discharge outlet in flow communication with the discharge port. The first compartment is configured to receive more than one staging length for the staging. The staging inlet is in flow communication with the suction inlet and the staging outlet is in flow communication with the discharge outlet. | 10-22-2015 |
20150322960 | IMPELLER FOR A TURBOMACHINE AND METHOD FOR ATTACHING A SHROUD TO AN IMPELLER - An impeller for a turbo-machine is provided. The impeller includes a metallic base having a back surface and a front surface opposite to the back surface; at least one blade extending on the front surface of the metallic base; a composite shroud attached to the at least one blade such that plural closed paths are formed by the front surface of the metallic base, the at least one blade and the composite shroud; and a connector configured to attach the composite shroud to the metallic base or the at least one blade. | 11-12-2015 |
20150330404 | LARGE COMPRESSOR BUNDLE ASSEMBLY - Sliding pads are installed at several convenient locations of a rotary machine comprising barrel casing, typically in the areas adjacent the external gasket on the outer diaphragm bundle periphery. The sliding pads, made of self-lubricating material, cast iron or others graphite filled materials, will be bearing the whole diaphragm bundle weight preventing any direct contact between barrel casing internal surface and diaphragm bundle external surface, both during assembly operations and also after the diaphragm bundle has reached its final location inside the barrel casing. In this way, it is possible to prevent possible damages to both diaphragm bundle and casing housing surfaces during diaphragm bundle insertion/extraction phase into/from the barrel casing. | 11-19-2015 |
20150337780 | FLUID MACHINE AND FLUID MACHINE SYSTEM EQUIPPED WITH THE SAME - An object is to provide a fluid machine whereby it is possible to improve performance, for example, expand a flow-rate operation rage with a simplified shape of an intake pipe. A fluid machine includes an impeller mounted to a rotation shaft, a housing which houses the impeller rotatably, and an intake pipe for supplying a fluid to the housing. The intake pipe includes at least a first bend portion disposed on a first plane, and a second bend portion disposed at a downstream side of the first bend portion and on a second plane which is different from the first plane. The second bend portion includes an upstream section having a center axis oriented along a center axis of a downstream section of the first bend portion and a downstream section having a center axis oriented along an axial direction of the impeller at a front of the impeller. The intake pipe has a constant cross-sectional shape from an upstream end of the first bend portion to a downstream end of the second bend portion. | 11-26-2015 |
20150337855 | INSTALLATION STRUCTURE FOR DRIVE MOTOR OF DOUBLE SUCTION BLOWER - Disclosed herein is an installation structure for a drive motor of a double suction blower which can provide the optimal installation position for the drive motor so as to offer an excellent flow rate of air when the drive motor is installed at any one of both intake ducts of an impeller. | 11-26-2015 |
20150337973 | CENTRIFUGAL PUMP - The multi-stage submersible pump at the exit side is provided with a non-return valve ( | 11-26-2015 |
20150338115 | 50/60 CFM Bath Exhaust Fans with Flaps/Ears that Allow Housings to be Mounted to Joists - Apparatus, systems and methods of 50/60 CFM exhaust and ventilation fans for bathrooms with flaps/ears that allow the housings to mount directly to joists and/or other structural members inside of a ceiling or inside of a wall. The housing can include a mounting plate having a motor with attached impeller thereon, wherein the mounting plate with motor and attached impeller can be removed as a single unit from the housing for accessing and inspecting interior wire connections during inspection and for ease in replacing parts such as burned out motors overtime. | 11-26-2015 |
20150345511 | CENTRIFUGAL FAN - A centrifugal fan includes a main plate rotating about an axis of rotation, a shroud having an inlet port for introduction of air, and a plurality of blades circumferentially arranged between the main plate and the shroud so as to form a flow of air by accelerating air introduced through the inlet port. Each blade has a pressure surface formed such that a portion thereof near to the shroud is convex and a portion thereof near to the main plate is concave. The shroud has an inside surface formed as a curved surface, and the curved surface has a diffusion section extending radially. The main plate has a curved surface extending radially, and a curved surface of the shroud in the diffusion section at least partially overlaps with the curved surface formed in the main plate when viewed in a direction of the axis of rotation. | 12-03-2015 |
20150354584 | CENTRIFUGAL FAN - A centrifugal fan includes a hub, a plurality of blades, and a shroud. The blades each have a curved part that is curved to incline toward a side on which air impinges when a connected end connected to an inwardly protruding portion of the shroud moves in a rotating direction of the centrifugal fan. The hub includes a hub-side diffuser ring that protrudes radially outward of the blades. The shroud includes a shroud-side diffuser ring that protrudes radially outward of the blades. | 12-10-2015 |
20150354587 | ELLIPTICAL COMPRESSOR COVER FOR A TURBOCHARGER - A turbocharger ( | 12-10-2015 |
20150361989 | FAN FOR AIR CONDITIONER - A first fan is disposed in a first air passage, and a second fan is disposed in a second air passage. A partition wall that divides inside of a casing into the first air passage and the second air passage has an inclination part that is inclined toward the second fan as extending outward in a radial direction. The second fan has an end portion located adjacent to the first fan in a rotation axis direction and a projection part projected from the end portion outward in the radial direction. The inclination part is provided to cover the projection part across a clearance. | 12-17-2015 |
20150369256 | Centrifugal Pump and Series of Centrifugal Pumps - A centrifugal pump having a pump housing, a bearing support assembly connected to the pump housing, a housing cover between the pump housing and the bearing support assembly, a rotationally drivable shaft supported in the bearing support assembly. The shaft extends into the pump housing through the bearing support assembly and the housing cover, coaxially to an axis of rotation. The pump further includes an impeller arranged in the pump housing and fastened to the shaft. At least two of the pump housing, housing cover, bearing support assembly, drivable shaft and impeller are configured in conformance with at least two standards, such that interface areas that are not defined by the standards between pairs of the pump components are geometrically identical. The invention further relates to a series of centrifugal pumps using such a centrifugal pump. | 12-24-2015 |
20160003256 | FAN, MOLDING DIE, AND FLUID FEEDER - A fan includes a plurality of blade portions arranged spaced apart from each other in a circumferential direction, each blade portion having a blade surface including a pressure surface disposed on a rotational direction side of the fan and a suction surface disposed on a back side of the pressure surface. The plurality of blade portions include a first blade portion and a second blade portion different from each other in at least one of an outer peripheral blade tip angle and an inner peripheral blade tip angle, and are provided such that a discrepancy angle is equal among a plurality of the blade portion. | 01-07-2016 |
20160003258 | CENTRIFUGAL FAN - A centrifugal fan includes a fan frame and a fan impeller received in the fan frame. The fan frame has at least one air inlet and at least one air outlet respectively formed on two sides of the fan frame. The fan impeller has a hub, an extension section outward extending from the hub and multiple blades disposed on the extension section. Each blade has a front end and a rear end. The rear ends of the blades are annularly arranged to together define a virtual geometrical configuration. A flow guide space is defined between the virtual geometrical configuration and the hub. A chord length is defined between the front and rear ends of the blade. The flow guide space has a width larger than or equal to the chord length so as to thin the centrifugal fan and enhance the performance thereof. | 01-07-2016 |
20160010657 | COMPRESSOR WHEEL, CENTRIFUGAL COMPRESSOR, MACHINING METHOD FOR COMPRESSOR WHEEL, AND MACHINING APPARATUS FOR COMPRESSOR WHEEL | 01-14-2016 |
20160017791 | CENTRIFUGAL COMPRESSOR - A centrifugal compressor having a casing that houses an impeller allowing rotation about a rotational axis C, a gas channel, a treatment hollow part provided inside the casing, a first channel open to the gas channel on the downstream side of the blade leading edge of the impeller, a second channel open to the gas channel at the upstream side of the blade leading edge, a guide vane that imparts a swirl component in an opposite rotational direction of the impeller to gas discharged from the second channel, a constricting part that constricts the gas channel, and a rectifying part that rectifies gas in a direction that minimizes the swirl component about the rotational axis C and also increases the component in the direction of the rotational axis C. | 01-21-2016 |
20160017888 | CENTRIFUGAL FLUID MACHINE - A centrifugal fluid machine includes a rotor, a low pressure compression unit provided on one side in the axial direction of the rotor, a high pressure compression unit provided on the other side in the axial direction of the rotor, a partition wall | 01-21-2016 |
20160025103 | CENTRIFUGAL FAN - A centrifugal fan includes: an impeller; an upper casing that is disposed above the impeller; a lower casing that is disposed below the impeller; an outlet port that is provided between the upper casing and the lower casing and from which an air suctioned by rotation of the impeller is discharged, wherein the upper casing is provided with a flange that protrudes in an outer radial direction of the impeller from an outer circumferential edge of the upper casing, and wherein the flange partially covers the outlet port when viewed from a direction perpendicular to a rotation axis of the impeller. | 01-28-2016 |
20160032944 | CENTRIFUGAL BLOWER AND METHOD OF ASSEMBLING THE SAME - In one aspect, a centrifugal blower assembly is provided. The centrifugal blower assembly includes a housing defining an interior space and an impeller configured to channel an airflow within the interior space. A motor is coupled to the impeller and configured to rotate the impeller about an axis. The centrifugal blower also includes a plurality of mounting arms. Each mounting arm of the plurality of mounting arms includes a first end coupled to the housing and a second end coupled to the motor. Each mounting arm of the plurality of mounting arms has a cross-sectional profile that comprises a portion of an airfoil shape. | 02-04-2016 |
20160053775 | Gearbox with a Shaft - A gear unit having a shaft, in particular an input shaft, a fan impeller being connected to the shaft in a torsionally fixed manner, a fan hood being connected to the gear unit housing, which at least partially encloses the fan impeller, a separation plate for separating the pressure chamber of the fan from the suction chamber of the fan being connected to the fan hood, where the separation plate has an air intake opening for the fan impeller and is situated on the side of the fan impeller facing axially away from the gear unit, the fan impeller has an upper and a lower cover disk, which are axially set apart from each other, and fan blades are disposed between the cover disks, so that channels are formed, the radial clearance of the air intake opening being disposed within, especially centrally within, the radial clearance region covered by the upper cover disk, and the air intake opening is disposed axially within, especially centrally within, the axial region covered by the upper cover disk. | 02-25-2016 |
20160067394 | CASSETTE MODULE HAVING AN INTEGRATED CENTRIFUGAL PUMP UNIT - The invention relates to a cassette module for processing blood and therapeutic fluids in an extracorporeal blood treatment, dialysis or infusion technology, comprising a base body ( | 03-10-2016 |
20160097399 | VOLUTE FOR ENGINE-MOUNTED BOOST STAGE FUEL PUMP - A housing has walls that define a volute passage and a diffuser passage fluidly connected to the volute passage. The volute passage has a first subsection and a second subsection, each having cross-sectional areas defined by tabular data. A centrifugal pump has a rotor and a housing, the housing having walls defining a volute passage and a diffuser passage fluidly connected to the volute passage. The volute passage has a first subsection and a second subsection, each having cross-sectional areas defined by tabular data. | 04-07-2016 |
20160108922 | MULTI-STAGE CENTRIFUGAL PUMP - A multistage centrifugal pump includes a foot part ( | 04-21-2016 |
20160115958 | COMPRESSOR SHELL ASSEMBLY - A compressor may include a compression mechanism and a shell assembly. The shell assembly may include first and second snap rings, a body, and first and second caps cooperating with the body to enclose the compression mechanism therein. The body may include first and second ends and an inner surface extending between both ends. The first cap may be received within the first end and may include a first side wall having a first groove. The second cap may be received within the second end and may include a second side wall having a second groove. The first snap ring may be disposed within the first groove and may engage the first end to restrict removal of the first cap from the body. The second snap ring may be disposed within the second groove and may engage the second end to restrict removal of the second cap from the body. | 04-28-2016 |
20160123329 | CENTRIFUGAL PUMP - A centrifugal pump ( | 05-05-2016 |
20160138599 | CENTRIFUGAL PUMP - A centrifugal pump for pressurizing fluid by using centrifugal force has an impeller and a casing. The impeller is operated rotatably by an actuator. The casing houses the impeller. The impeller has blades arranged one after another in a circumferential direction of the impeller, and a passage is defined between the blades adjacent to each other in the circumferential direction. The passage has a linear portion and a curved portion. The linear portion extends linearly and has a uniform cross section. The curved portion is connected to an end of the linear portion, extends as being curved to a radial-outer side of the impeller, and decreases in cross section toward the radial-outer side. | 05-19-2016 |
20160153458 | CENTRIFUGAL FAN | 06-02-2016 |
20160153469 | CENTRIFUGAL PUMP | 06-02-2016 |
20160169230 | Pump | 06-16-2016 |
20160177961 | TURBO MACHINE | 06-23-2016 |
20160186761 | AIR CONDITIONER - The present invention includes a blower sucking and blowing air; a plurality of cylindrical air discharging units, each having an air discharging flow path through which the air blown by the blower passes and discharges, the plurality of air discharging units respectively having rotational center axes parallel with each other; and an air discharging unit rotating mechanism rotating each of the plurality of air discharging units, with the respective rotational center axes of the air discharging units kept in position. The plurality of air discharging units arranged in parallel with each other may distributively discharge air in multiple directions. A distributed air discharge mode in which the plurality of air discharging units discharge air in different directions and a front intensive air discharge mode in which the plurality of air discharging units discharge air in a front direction may be chosen by the user, responding to the user's demand that the air flow be concentrated in the front direction while enabling efficient indoor air conditioning. | 06-30-2016 |
20160195099 | COVER OF A TURBOMACHINE CENTRIFUGAL COMPRESSOR CAPABLE OF BEING RIGIDLY CONNECTED VIA THE DOWNSTREAM SIDE NEAR TO THE UPSTREAM EDGE OF SAME, AND TURBOMACHINE COMPRISING THIS COVER | 07-07-2016 |
20170234319 | CENTRIFUGAL CEILING FAN | 08-17-2017 |
20170234325 | SINGLE INLET/OUTLET CONNECTION FOR TURBOCHARGER COMPRESSOR | 08-17-2017 |
20180023588 | FAN ASSEMBLY | 01-25-2018 |
20180023589 | CENTRIFUGAL COMPRESSOR | 01-25-2018 |