Did You Know...
...that the Slinky toy was the result of a failed attempt by engineer Richard James to produce an antivibration device for ship instruments? His goal was to develop a spring that would instantaneously counterbalance the wave motion that rocks a ship at sea. Instead, he developed the Slinky.
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| Number | Title | Issue Date |
| 7811343 | Method and apparatus for separating liquid droplets from a gas stream A method and apparatus for separating liquid droplets from a gas stream. The method includes the steps of conditioning the gas stream which contains the droplets so that the gas stream exhibits substantially turbulent flow, passing the gas stream generally axially t... | 10/12/2010 |
| 7488361 | Inlet and distribution device Separation device for separating a liquid/gas mixture in a heavy fraction mainly containing liquid and a light fraction mainly containing gas, comprising:—a separation vessel comprising at least one inlet, at least a first outlet for the discharge of the heavy fra... | 02/10/2009 |
| 7473289 | Multi-cyclone apparatus and vacuum cleaner having the same A multi-cyclone apparatus is capable of separating and collecting contaminants by three stages. The multi-cyclone apparatus has a first collecting unit which separates large-sized contaminants from an air which is drawn through an air suction port, a cyclone body co... | 01/06/2009 |
| 7438735 | Filter apparatus with automatic cleaning A filter apparatus includes a gas-impermeable outer conduit having an open end and a closed end. The interior of the outer conduit is axially divided into first and second sides. A first clean and first dirty flow path are defined within the first side. A first gas-... | 10/21/2008 |
| 7422613 | Filter configuration for a vapor extraction hood A filter system extracts particles and/or drops of liquid from air flowing through the filter system. The filter system has a filter layer disposed in a plane and a cyclone collector that is disposed in the edge region of the filter layer. The cyclone collector is p... | 09/09/2008 |
| 7416998 | Air-curtain forming apparatus for wafer hermetic container in semiconductor-fabrication equipment of minienvironment system In a semiconductor-fabrication equipment of a minienvironment system, ambient air is prevented from entering a gap between an opening of the semiconductor-fabrication equipment and a wafer gateway of a hermetic container to prevent dust entrained in the ambient air ... | 08/26/2008 |
| 7399332 | Filter cup A filter cup having a shell with a plurality of apertures in an upper portion and an aperture free portion below the upper portion. A base plate adjacent the aperture free portion has at least one aperture therethrough. ... | 07/15/2008 |
| 7400383 | Environmental control in a reticle SMIF pod The present invention provides a standardized mechanical interface (SMIF) reticle pod that is configured to provide a controlled environment for supporting a reticle wherein the controlled environment is maintained substantially free of crystal growth causing contam... | 07/15/2008 |
| 7396390 | Oxygen enrichment apparatus An oxygen enrichment apparatus includes an oxygen enriching unit for generating oxygen-enriched air and a discharge unit for discharging the oxygen-enriched air transferred from the suction unit. The oxygen-enriched air generated by the oxygen enriching unit has an ... | 07/08/2008 |
| 7381234 | Dust collecting apparatus for vacuum cleaner Disclosed is a dust collecting apparatus is provided that includes a dust canister body, a part of which becomes an exposed side exposed outside a cleaner body. The cleaner body has a first dust separating chamber for separating large-sized dirt and second dust sepa... | 06/03/2008 |
| 7381233 | Dust collecting apparatus for vacuum cleaner A dust collecting apparatus for a vacuum cleaner, comprising a dust canister body, a part of which becomes an exposed side exposed outside a cleaner body upon mounting in the cleaner body, and which comprises a first dust separating chamber for separating heavy dirt... | 06/03/2008 |
| 7357831 | Method and apparatus for controlling humidity and mold An apparatus for reducing a relative humidity of air inside an enclosed space includes a portable outside air heat exchanger unit having a fan operative to create an air stream by drawing outside air from an intake and discharging the air stream through an outlet in... | 04/15/2008 |
| 7354473 | NBC-building protection system and method A combined building air-conditioning unit and NBC protection system, containing an enclosed space housing a building air-conditioning unit and further including a plurality of chambers, a first chamber having an ambient air inlet port, one prefilter and a blower for... | 04/08/2008 |
| 7341618 | Filters and methods of making and using the same Filters for removing particulate and gaseous organic and inorganic materials from a fluid stream are disclosed. The filter may contain a polymer matrix and optional sequestering agents. Methods of making the filters are also disclosed. Methods of using the filters t... | 03/11/2008 |
| 7329311 | Porous sintered composite materials The present invention is directed to porous composite materials comprised of a porous base material and a powdered nanoparticle material. The porous base material has the powdered nanoparticle material penetrating a portion of the porous base material; the powdered ... | 02/12/2008 |
| 7320721 | Chemical filter and fan filter unit having the same In a fan filter unit for filtering and continuously supplying clean air into a clean room, the fan filter unit includes a chemical filter for removing chemical contaminants contained in the air, a fan for sucking and blowing out the air, and a particle filter for re... | 01/22/2008 |
| 7316733 | Diffuser for separator vessel A third stage separator vessel includes a diffuser to promote uniform flow among an array of separation cyclones in the vessel. The vessel has an inlet to receive a gas stream containing solid particles, and the diffuser is mounted at the inlet so that at least some... | 01/08/2008 |
| 7311742 | Vacuum cleaner An electric vacuum cleaner includes an inlet port through which a suctioned air stream including dirt particles pass and a centrifugal separation member having a substantially circular space therein. The centrifugal separation member has a swirl portion to swirl the... | 12/25/2007 |
| 7306639 | Demisting chamber with elbow strainer A structure and method of removing semi-rigid debris and demisting gas for use primarily in surface maintenance or conditioning machines, Demisting is accomplished by, a combination techniques including rapid pressure reduction and removal of semi rigid debris is ac... | 12/11/2007 |
| 7300483 | Modular filtration assembly A modular filtration assembly for filtration of fluids, the capacity of the assembly depending upon the selected number of filtration modules included in the assembly. Each of the modules is made up of two identical housing members connected together in inverse, hea... | 11/27/2007 |
| 7294159 | Cyclone separating apparatus and vacuum cleaner having the same Disclosed is a cyclone separating apparatus and a vacuum cleaner having the same. The cyclone separating apparatus includes a first cyclone for separating dust-ladened air, a plurality of second cyclones for separating fine dust particles via a second separation of ... | 11/13/2007 |
| 7285150 | Dehydrating breather apparatus and method A dehydrator breather is provided that includes a vessel, a desiccant container, a valve housing coupled to the vessel, and a vent assembly coupled to the valve housing. The vent assembly includes screened ports disposed along a vertical axis of the vent assembly bo... | 10/23/2007 |
| 7232477 | Environmental continuous air monitor inlet with combined preseparator and virtual impactor An inlet for an environmental air monitor is described wherein a pre-separator interfaces with ambient environment air and removes debris and insects commonly associated with high wind outdoors and a deflector plate in communication with incoming air from the pre-se... | 06/19/2007 |
| 7163626 | Device for treating a gas/liquid mixture The present invention relates to a device for treating a gas/liquid mixture, comprising: an inlet opening for the mixture; an outlet for the mixture located downstream; rotating means arranged in the tube for setting the mixture into rotating movement; one or more o... | 01/16/2007 |
| 7150779 | Modulated acoustic agglomeration system and method An acoustic agglomerator for agglomerating constituents in a fluid is provided. The acoustic agglomerator includes an area containing a fluid having constituents and an acoustic generator operable to generate a modulated acoustic field to enhance agglomeration of th... | 12/19/2006 |
| 7118614 | Air dryer An air dryer comprises a base member, a main cartridge and an intermediate cartridge. The air dryer is capable of drying and possibly filtering and/or cleaning air passing there through. The intermediate cartridge, capable of drying and possibly filtering and/or cle... | 10/10/2006 |
| 7112237 | Porous sintered composite materials The present invention is directed to porous composite materials comprised of a porous base material and a powdered nanoparticle material. The porous base material has the powdered nanoparticle material penetrating a portion of the porous base material; the powdered ... | 09/26/2006 |
| 7097680 | Cyclone separating apparatus and vacuum cleaner equipped with the same Disclosed is a cyclone separating apparatus, and a vacuum cleaner having the same. The cyclone separating apparatus includes a first cyclone separating dust from dust-ladened air. A plurality of second cyclones centrifugally separate fine dust particles from air whi... | 08/29/2006 |
| RE39241 | Modular SMIF pod breather, adsorbent, and purge cartridges Modular cartridges which may be inserted into and removed from a well or receptacle on the bottom of a pod. The cartridges may be configured to include various types and combinations of valves, filters, and/or conditioning agents. A standalone cartridge replacement ... | 08/22/2006 |
| 7047594 | Cyclonic vacuum cleaner A cyclonic vacuum cleaner having a simple structure with low airflow leakage and excellent maintainability despite its long suction passage. A dust-collecting portion 11 includes a cyclonic portion 14 which is approximately cylinder-shaped, having a bo... | 05/23/2006 |
| 7044999 | Oil separator for a welder An oil separator usable with a welder and air compressor combination unit. The oil separator includes a cylindrical housing having an inlet that receives the stream of compressed air containing oil from the air compressor. Within the oil separator, there is a deflec... | 05/16/2006 |
| 7014685 | Filter element and mounting method The present invention relates to an apparatus for filtering a gas or liquid stream such as a natural gas stream. The apparatus includes a closed vessel having a longitudinally extending length, an initially open interior, an input port at one extent and an output po... | 03/21/2006 |
| 6972927 | Flanged breather filter cartridge with an integrated diffusion path A breather filter cartridge in a data storage device contains a filtration media, such as packed granular carbon, in a chamber. The cartridge incorporates a gas diffusion path that traverses through the breather filter casing, interfacing with the chamber along a tu... | 12/06/2005 |
| 6972408 | Ultra high mass range mass spectrometer systems Applicant's present invention comprises mass spectrometer systems that operate in a mass range from 1 to 1016 DA. The mass spectrometer system comprising an inlet system comprising an aerodynamic lens system, a reverse jet being a gas flux generated in an... | 12/06/2005 |
| 6968596 | Cyclone-type dust-collecting apparatus for vacuum cleaner A cyclone-type dust-collecting apparatus for a vacuum cleaner comprises a conically shaped grill assembly disposed at the air outflow port of a cyclone body. The grill assembly includes a grill portion and prevents reverse flow of dust and dirt from the cyclone body... | 11/29/2005 |
| 6966395 | Snowmobile with a turbocharged four-stroke engine A snowmobile is provided that includes a frame, an engine, an endless belt drive system, and an air intake system for the engine. The frame has a forward portion and an aft portion. The engine is mounted to the forward portion and the belt drive system is mounted to... | 11/22/2005 |
| 6955698 | Intake arrangement for combustion air The invention relates to an intake arrangement (1) for the combustion air (2) of an internal combustion engine (3) in a handheld work apparatus (4) such as a cutoff machine, a motor-driven chain saw or the like. An air filter (5) i... | 10/18/2005 |
| 6936095 | Air/particle separator A method of separating particles from particle laden air having a multiple stage separator in which the first stage comprises a generally cylindrical chamber having a hollow central member extending axially from one end thereof with openings in its wall remote from ... | 08/30/2005 |
| 6932850 | Pleated filter and a method for making the same A filter may comprise a plurality of pleats, at least one pleat including a pair of pleat legs and pleat tip region. In some embodiments, a thickness of pleat tip region at a point spaced about one to four pleat leg thicknesses from the end of the pleat tip region m... | 08/23/2005 |
| 6913637 | Air purifier An air purifier includes a main body defining an air passage therein to allow sucked air to pass therethrough prior to being discharged, and a first filter installed in the main body to be switched between a closed state and an open state. The first filter removes c... | 07/05/2005 |
