Class 55/529 - MISCELLANEOUS (E.G., SHAPES)

Subclass of Class 55 - Gas separation
Definition: Apparatus not otherwise provided for above.
No. of patents: 152
Last issue date: 03/06/2012

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Number	Title	Issue Date
8128724	Non-cylindrical filter elements, and methods A filter element that has at least two, planar, non-curved filtration panels. In a preferred embodiment, the filter element has three panels, providing a generally triangular filter element. The outlet aperture, from the filter element, generally follows the configu...	03/06/2012
7981189	Captive tooless fastener for securing an engine intake air filter and clamp assembly for air filter housing The invention has a captive tooless fastener for securing the engine intake air filter. The tooless fastener comprises shaft and associated bodies. The body has two arms oriented about 180 degrees apart. The shaft is threaded through a sealing washer and an aperture...	07/19/2011
7645313	Wound filter element A filter element (1) wound from a plurality of filter layers in which the circumferential contour (5, 5′) of a cross-sectional area (4) of the filter element (1) has at least one circumferential contour section (5′) undercuttin...	01/12/2010
7520913	Non-cylindrical filter elements, and methods A filter element that has at least two, planar, non-curved filtration panels. In a preferred embodiment, the filter element has three panels, providing a generally triangular filter element. The outlet aperture, from the filter element, generally follows the configu...	04/21/2009
7442303	Microporous filter membrane, method of making microporous filter membrane and separator employing microporous filter membranes A filter membrane, methods of making such filter membrane and apparatus employing such filter membrane are disclosed, in which the filter membrane is a monolithic polymeric membrane that includes a polymeric filter layer including a micron-scale precision-shaped por...	10/28/2008
7427309	Honeycomb filter and ceramic filter assembly A ceramic filter assembly having improved exhaust gas processing efficiency. The ceramic filter assembly (9) is produced by adhering with a ceramic seal layer (15) outer surfaces of a plurality of filters (F1), each of which is formed from a sin...	09/23/2008
RE40481	Air filtration device for internal combustion engine Filtration method and device for filtering solid contaminants from a stream of a flowing fluid such as internal combustion engine intake air. An imperforate housing has a tubular inlet exiting at its downstream end into a conically divergent first wall section termi...	09/09/2008
7413588	High efficiency, low restriction, cost effective filter A filter includes a filter element formed of filter media, and a plastic framework molded and bonded to and structurally supporting the filter media. One embodiment desirably provides a two-component assembly consisting solely of two components, namely the filter me...	08/19/2008
7377954	Performance air filtration cartridge An air filtration cartridge has annular filter media having a hollow interior and extending axially between first and second distally opposite end caps. The first end cap is an outlet end cap having flow straightening structure integrally formed therewith and spanni...	05/27/2008
7357823	Disposable filter within a removable chamber A vacuum cleaner includes a housing, a nozzle inlet, a suction generator and a dirt cup. The dirt cup includes a dirt collection chamber, an inlet and an open end. Additionally, the vacuum cleaner includes a filter assembly. The filter assembly includes a filter hou...	04/15/2008
7338544	Z-filter media with reverse-flow cleaning systems and methods A method for cleaning a filter having Z-media includes providing a filter having Z-media and cleaning the media construction by directing a pulse of compressed gas into the media construction through the downstream flow face. Filter elements useable with such method...	03/04/2008
7332009	Separator arrangement for gas/liquid separation; apparatus; and, methods A serviceable gas/liquid separator is provided. The gas/liquid separator has a cross-section with one long axis and one short axis, with an aspect ratio of at least 1.3. A preferred cross-section, is an elliptical cross-section. Assemblies in which the separator uni...	02/19/2008
7326270	Filter A filter has a honeycomb structural body having a plurality of large-capacity through holes and small-capacity through holes placed in parallel with one another in a length direction. A total (a) of lengths in the cross section of wall surfaces of one large-capacity...	02/05/2008
7316721	Ceramic foam insulator with thermal expansion joint A canister for maintaining entrained particles in a gas stream passing there through. The canister has an outer annular member and an inner porous annular member. The inner porous annular member has rings with at least one expansion zone in each ring. An annular int...	01/08/2008
7282077	Air cleaner assembly An air cleaner that includes a first housing portion having a non-circular attachment fit. A second housing portion is attached to the first housing portion to define a filter space. A filter element includes a non-circular filter aperture that defines a perimeter t...	10/16/2007
7282075	Z-filter media with reverse-flow cleaning systems and methods A method for cleaning a filter having Z-media includes providing a filter having Z-media and cleaning the media construction by directing a pulse of compressed gas into the media construction through the downstream flow face. Filter elements useable with such method...	10/16/2007
7266953	Stacked condensing assembly A condensing assembly for urging condensation of a vapour into a liquid has a vertically stacked modular array of horizontal condensation units exposed to a heat transfer medium. Each condensation unit has a cooling chamber, a plurality of hollow legs and necks acce...	09/11/2007
7264645	Plate-shaped filter element A plate-shaped filter element made from several wire cloth layers and having at least one layer in the form of a filter cloth is designed to allow particles of a certain size can be filtered out from a filterable material, whereby, in particular, particles can be fi...	09/04/2007
7264656	Air filter assembly having non-cylindrical filter elements, for filtering air with particulate matter An air filter assembly for removing particulate matter from an incoming dirty air stream. The assembly includes a housing having an inlet, an outlet, a dirty air chamber and a clean air chamber and a non-cylindrical shaped elongated filter element arranged within th...	09/04/2007
7250067	Gas and odour treatment The present invention relates to a product for, and a method of, treating gases, fumes and vapors with fragments of crustacean shell so as to extract one or more components/pollutants from the gases. ...	07/31/2007
7235121	Externally removable vacuum cleaner filter apparatus A method and structure for externally removing a filter apparatus from a vacuum cleaner. The vacuum cleaner comprises a vessel, a lid removably attached to the vessel, a port, a suction apparatus adapted to create a vacuum within the vessel and draw a substance thro...	06/26/2007
7186287	Disposable filter for a fluid handling device and a method for using the same A fluid handling device having a support frame and a plurality of filter frames attached thereto. Each of the filter frames has an outer frame member that removably secures a filter; the filters being either a planar filter, pocket filter, or multiple pocket filter....	03/06/2007
7135051	Dirt cup filter with pre-filtration cap A dual-stage vacuum cleaner filter with a pre-filtration cap having pre-filtering screens. A base with an aperture and a filter media strip pleated in the shape of a frustocone can be mounted within the dirt cup of a handheld vacuum. A circular, planar gas impermeab...	11/14/2006
7112233	Honeycomb filter and ceramic filter assembly A ceramic filter assembly having improved exhaust gas processing efficiency. The ceramic filter assembly (9) is produced by adhering with a ceramic seal layer (15) outer surfaces of a plurality of filters (F1), each of which is formed from a sin...	09/26/2006
7097692	Air filter arrangement and method of making same An air filter arrangement for use in a heating or cooling system including a frame and a filtration member secured within the frame. The frame is defined by a pair of opposed frame components or halves, which are removably or permanently fastened to one another with...	08/29/2006
7097681	Structure of filtering bag combination An improved filtering bag combination having an increased area of filtering and a longer life of use. The improved structure includes a filtering member with multiple folds to cover a support formed of a plurality of rods. The rods of the support have a plurality of...	08/29/2006
7083663	Active filtration of airborne contaminants employing heated porous resistance-heated filters Filter devices, suitable for rendering pathogenic microorganisms non-viable and capable of regeneration to serve as filter devices for applications such as diesel engines where combustible particulates are trapped, include at least one porous filter element which is...	08/01/2006
7048773	Universal vacuum filter cartridge A filter cartridge assembly for a vacuum cleaner that includes a main housing having an inlet and an outlet. The filter cartridge fits in a chamber where a motor and bell housing provides a vacuum on the outlet of the filter cartridge thus drawing air from the inlet...	05/23/2006
7044992	Particle filter for exhaust gases of internal combustion engine engines In a particle filter for exhaust gases of internal combustion engines, particularly Diesel engines, including a filter body with filter pockets which are formed from sinter metal sheets and are wedge-shaped with an opening at the blunt end and edges formed by conver...	05/16/2006
7029510	Particle filter with carbon deposit combustion for diesel engines In a particle filter with carbon (soot) deposit combustion for Diesel engines comprising a filter with filter areas of sinter metal through which exhaust gases from the Diesel engine are conducted to remove the soot therefrom, the soot collected at the raw gas side ...	04/18/2006
7025797	Folded mesh filter for particulates A wire mesh filter is made from a knitted wire sock, folded along its length, and then wound into a spiral, and is useful for diesel traps and other particulate filters that are regenerable by heating the filter. ...	04/11/2006
6991665	Evertible filter wrap with straps A filter wrap for a cylindrical filter has a sheet with an interior side facing the filter when the sheet is wrapped on the filter, and an exterior side. It also has an edge defining a main opening to the interior for receiving the filter. At least one strap is prov...	01/31/2006
6942712	Honeycomb filter for exhaust gas purification A honeycomb filter for exhaust gas purification, possessing a honeycomb structure (1) having a plurality of through-holes which are separated from each other by porous partition walls and plugged alternately at the exhaust gas inlet face (2) and the ex...	09/13/2005
6916353	Curved side oil or fluid separator element A curved side oil or fluid separator element for separating liquid or oil from a gas flow has a body portion made of filter media with opposing upper and lower ends. A curved side extends between the upper and lower ends and rotates 360° about a central axis of the...	07/12/2005
6890376	Gas purification system with an integrated hydrogen sorption and filter assembly The present invention provides a gas purification system with improved efficiency, simpler construction, cost reductions, form factor improvements, and increased durability. The present invention provides cost and form factor improvements through fewer components ov...	05/10/2005
6875257	Particle filter for microelectromechanical systems A particle filter for microelectromechanical systems is provided that includes a particle trap formed on a substrate material. The particle trap includes an array of multidimensional geometric structures in an adjacent relationship. The geometric structures further ...	04/05/2005
6875256	Methods for filtering air for a gas turbine system Methods for cleaning air intake for a gas turbine system include utilizing filter arrangements that include a barrier media, usually pleated, treated with a deposit of fine fibers. The media is particularly advantageous in high operating temperature (140 to 350° F....	04/05/2005
6863706	Module for use as a filter, catalytic converter, or heater, and method for the manufacture thereof In order to achieve the object of providing a module having improved mechanical characteristics as well as a wide range of application, it is proposed that the module include at least one layer having open porosity, having an outer side facing a medium flowing into ...	03/08/2005
6773479	Particulate filter for diesel engines A particulate filter for diesel engines comprises a metal shell or casing inside which is set a filtering body made of ceramic foam. The filtering body is made up of a plurality of separate elements made of ceramic foam and having a substantially plane and elongated...	08/10/2004
6773590	Filtering membranes on the basis of welded polymer structures and method for manufacture thereof The filtering membranes of the present invention are made from a pair of polymer films stretched in a liquid surface-active medium for the formation of crazes filled with the aforementioned medium. The crazed films are perforated and then stack together in a stretch...	08/10/2004

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Class 55/529 - MISCELLANEOUS (E.G., SHAPES)