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| Number | Title | Issue Date |
| 7258713 | Inlet vane for centrifugal particle separator A centrifugal particle separator includes a first vane assembly and a second vane assembly. The first vane assembly includes a centrally positioned hub, a collar encircling the hub and a plurality of first vanes. Each first vane can have an inner end connected to th... | 08/21/2007 |
| 7238004 | Serial fan with a plurality of rotor vanes A serial fan includes a frame, a plurality of rotor vanes, at least one motor for driving the rotor vanes and a support connected to the frame through a plurality of connecting parts for receiving the at least one motor. The plurality of rotor vanes are arranged in ... | 07/03/2007 |
| 7132760 | Wind turbine device A hybrid blade wind turbine device formed of at least a pair of straight outer airfoil blades, and a pair of inner helical wing blades, as supported for rotation within a safety protective cage structure, which wind turbine can be mounted in the vertical, horizontal... | 11/07/2006 |
| 7041146 | Pre-filters for engine air cleaning systems An air cleaner for a vehicular engine includes a pre-filter which receives air flow containing particulates and a primary filter which receives the air from the pre-filter. The pre-filter removes a first proportion of particulates from the air, and the primary filte... | 05/09/2006 |
| 7025799 | Carburetor air flow structure Air flow from the airbox (57) to the carburetor of an internal combustion engine is regulated by a plurality of valve bodies (66) fitted with rotatable lids (77) which permit infinite adjustment of air flow between a fully closed and fully open ... | 04/11/2006 |
| 6716269 | Centrifuge and cascade for the separation of gases A gas centrifuge operating to separate gases of differing chemical composition and molecular weight by a centrifugal force field. Such a centrifuge is operable to separate methane and carbon dioxide, and to produce torque, and a cascade of such centrifuges is operab... | 04/06/2004 |
| 6602310 | Separator device with rotor having peripheral carriers for separating solid particles from a gas stream Apparatus for continuously separating a stream of solid particles and a gas is provided including a housing with a tangential inlet for the stream of solid particles in a gas, a first outlet for the solid particles and a second outlet for the gas, a rotor... | 08/05/2003 |
| 6592654 | Liquid extraction and separation method for treating fluids utilizing flow swirl The method of separating liquid from gas in a flow stream, that includes expanding the flow stream at a first zone to reduce flow stream pressure and increase flow stream velocity; centrifugally separating liquid from gas in the expanded flow stream, in a... | 07/15/2003 |
| 6536211 | Method and plant for cleaning of gases from a combustion engine Gases produced by a combustion engine (1), e.g. crankcase gases, are conducted through a separation chamber formed and surrounded by a centrifugal rotor (R), by means of which the gases are caused to rotate, so that particles suspended in the gases are se... | 03/25/2003 |
| 6484835 | Air cleaner and hood ducting arrangement A vehicle having an air pre-cleaner coupled with an engine enclosure such that the air inlet to the air pre-cleaner is positioned beneath the top wall of the engine enclosure and receives air from a duct within the enclosure, and the debris outlet of the ... | 11/26/2002 |
| 6451080 | Air cleaner The present disclosure relates to an air cleaner for moving particles from an air stream. The air cleaner includes a housing defining a separation chamber at which at least some of the particles are removed from the air stream. The air cleaner includes an... | 09/17/2002 |
| 6368390 | Automatic filter rotating device An improved dust collector having a housing that encloses clean-air and dirty-air chambers with an elongate non-vertical annular hollow filter with an end accommodating the flow of clean air positioned in the housing, and a nozzle connected to an air sour... | 04/09/2002 |
| 6361574 | Intake air cleaning apparatus Intake air cleaning apparatus includes a filter canister with a filter mounted therein to filter air passing from an inlet end of the canister to an outlet end. A hood is mounted to the filter canister at the inlet end and has a discharge port for dischar... | 03/26/2002 |
| 6348077 | Multiple stage air-intake filter apparatus A multiple stage air-intake filter has a first stage to pre-clean air. The air-intake filter has a second stage. Air pre-cleaned by the first stage is directed to the second stage by a fluid carrying juncture. The second stage includes a first and second ... | 02/19/2002 |
| 6200361 | Multi-stage cyclone system for cleaning air A filtering system which essentially includes a generally cylindrical chamber with an inlet nozzle, having openings, located near the bottom of the chamber which extends into the chamber, an activator, a turbine with an axle, both the activator and turbin... | 03/13/2001 |
| 6110246 | Air precleaner having stationary vanes and rotating impeller An air precleaner for centrifugally ejecting heavier than air particulates from an airstream for use in an apparatus having an air intake includes a hood having an opening through which air enters the precleaner. A vane assembly includes a centrally posit... | 08/29/2000 |
| 5837019 | Device for separating dust particles For the purpose of separating dust particles inside a cooling system of a rotor, fitted with moving blades, of a turbo-machine, a device is arranged upstream of the moving blades to be cooled and in the region of the rotor outer surface. The device has at... | 11/17/1998 |
| 5766315 | Method for centrifugally ejecting heavier-than-air particulate debris from an air stream An air precleaner and method for centrifugally ejecting heavier-than-air particulate debris from an air stream utilizes a circular separator chamber formed with a toroidal dome for smooth airflow transition of the vortex airflow moving through the separat... | 06/16/1998 |
| 5720799 | Multistage two-phase turbine A multistage two-phase turbine having multiple stages to receive fluid, each stage having an inlet and outlet including nozzles at the inlet to each stage to accelerate the fluid that consists of a mixture of gas and liquid, to form two-phase jets; a rota... | 02/24/1998 |
| 5713972 | Particulate matter filtration system A Particulate Matter Filtration System, finding application for the filtration of particulate matter which is present in the combustion exhaust gases of internal combustion engines in general, manufacturing processes resulting in the generation of industr... | 02/03/1998 |
| 5656050 | Air precleaner for centrifugally ejecting heavier than air particulate debris from an air stream An air precleaner and method for centrifugally ejecting heavier-than-air particulate debris from an air stream utilizes a circular separator chamber formed with a toroidal dome for smooth airflow transition of the vortex airflow moving through the separat... | 08/12/1997 |
| 5554343 | Particle and light and heavy fluid separator A fluid centrifuge device for separating fluids and/or solids comprises a non-rotatable containment vessel (6) and a rotatable shroud (6A) of conical or other form within said vessel (6). The vessel (6) is located between an inlet assembly (2) including a... | 09/10/1996 |
| 5505756 | Ramp discharge outlet air precleaner A ramp outlet air precleaner has a base assembly, a dome shaped hood, and a rotor assembly. The base assembly includes an inner circumferential wall and an outer circumferential wall, the inner circumferential wall defining an air outlet port. Angled web ... | 04/09/1996 |
| 5449391 | Air precleaner A high efficiency air precleaner has a base assembly, a hood, and a rotor assembly. The base assembly includes an inner circumferential wall and an outer circumferential wall, the inner circumferential wall defining an air outlet port. Angled web supports... | 09/12/1995 |
| 5254145 | Centrifugal oil de-aerator A centrifugal oil de-aerator includes a centrifuging bowl which is mounted for rotation about its axis, and radial blades mounted within the bowl at one end such that the oil to be de-aerated can be projected as a jet onto the blades to cause the bowl to ... | 10/19/1993 |
| 5092912 | Pollution abatement method The invention is an air pollution abatement system which embodies four different phases. The phases are: the primary impinger section, which removes most of the contaminants by variable density rotational impingement combined with a degreasing solution; t... | 03/03/1992 |
| 5050508 | System for the incineration of refuse and the treatment of the incineration exhaust gasses An improved system is provided for the incineration of refuse, especially scrapped automobile and truck tires and the treatment of incineration exhaust gasses as produced thereby. The refuse is incinerated in a closed fire box at controlled temperatures w... | 09/24/1991 |
| 5022903 | Air-precleaner An air precleaner (10) has a base assembly (12) a dome-shaped hood (18), and a rotor assembly (20). The base assembly (12) includes an inner circumferential wall (24) and an outer circumferential wall (22), the inner circumferential wall (24) defining an ... | 06/11/1991 |
| 4976934 | Nested, recirculating-fiber filter A recirculating fiber filter (1) and method is provided for removing particulates from moving fluid streams. High aspect ratio fibers (2) are used which readily nest with each other to form the high voidage fiber filter bed. In the method, fibers are cont... | 12/11/1990 |
| 4904281 | Method and apparatus for separation of solids from a gaseous stream A method for separating particulate solids from a gaseous stream laden with the solids includes discharging the gaseous stream with a swirling movement downwardly into a containment vessel, and impinging the stream on a bed of the separated solids maintai... | 02/27/1990 |
| 4832709 | Rotary separator with a bladeless intermediate portion A high speed rotary filter device is disclosed which utilizes a rotor having a bladeless portion between the inducer and the exducer portions of the rotor, thereby substantially eliminating secondary flow within the high speed rotary filter device.... | 05/23/1989 |
| 4776950 | Classifier A classifier has a rotor, driven by a motor, mounted between two opposed walls of a housing. The housing also has a curved wall which extends between the walls and around the rotor to define therewith an annular zone. A fluid and finer particles outlet op... | 10/11/1988 |
| 4673422 | Air cleaning system An air cleaning system is provided in which a motor (22) mounted within a housing (20) drives a fan (51) which creates an air flow from inlet (31) through an air inlet compartment (32), spinner (42) and turbine driver (44). The air flow rotates the turbin... | 06/16/1987 |
| 4459141 | Air cleaning device An air cleaning device for use in connection with clean air usage such as with internal combustion engines or to provide cleaned air for ventilation purposes, the air cleaner device comprising a directional hood having a substantially unrestricted air int... | 07/10/1984 |
| 4448688 | Counter flow separator A counter flow separator, for removing solid particles from a liquid, which includes a housing with an internal, peripheral helical surface and a turbine rotatable therein for forcing liquid through the housing with the particles passing down the helical ... | 05/15/1984 |
| 4441322 | Multi-stage, wet steam turbine A multi-stage, wet steam turbine employs working fluid, such as steam for example, in its two-phase region with vapor and liquid occurring simultaneously for at least part of the cycle, in particular the nozzle expansion. A smaller number of stages than u... | 04/10/1984 |
| 4373940 | Air precleaner for internal combustion engine An air precleaning device for use in connection with clean air consumption and ventilation purposes such as with internal combustion engines, compressors, and the like and for ventilation such as in a vehicle cab or in clean air quarters generally, the pr... | 02/15/1983 |
| 4367078 | Liquid degasser with self-clearing exhaust orifice A centrifugal (cyclone) separator for extracting entrained gas from a liquid. The axially aligned gas exhaust orifice at the end of the separator is protected by a screen or filter which intercepts and filters out incidental debris. The structure carrying... | 01/04/1983 |
| 4299603 | Self-cleaning screen assembly for radiator air inlets A casing is secured to the front of the radiator air intake of a tractor and a cylindrical screen assembly is journalled for free rotation to the casing. A fan blade assembly is secured to the inner end of the cylindrical screen assembly so that air drawn... | 11/10/1981 |
| 4296780 | Apparatus including throttling device for use in ventilation duct An air jet cleaning apparatus for use with throttling devices mounted in ventilation ducts in which the throttling device includes a body having opposite air inlet and outlet sides and a plurality of fine through passages for conveying air flowing from th... | 10/27/1981 |
