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| Number | Title | Issue Date |
| 8187355 | Filter assembly for vacuum cleaner A filter assembly for a vacuum cleaner is provided, and the filter assembly comprises a discharge grill formed on a discharge passage, a filter member mounted on the discharge grill, and a gasket member that is detachably connected between the discharge grill and th... | 05/29/2012 |
| 8182570 | Compact air filter element In a compact air filter element (10) having a filter body (11) consisting of a coiled filter medium, through which filter body flow can pass through axially through its end sides (11.1), and which filter body (11) has at least one ring se... | 05/22/2012 |
| 8177877 | Filter frame attachment and fluted filter having same A filter element includes a filter media pack, a frame, an annular seal, and a sealing means independent of the annular seal, attaching the filter media pack and the frame. The means of sealing an interface between the filter media pack and the frame include molding... | 05/15/2012 |
| 8110016 | Fluid filter assembly including seal The present invention is directed toward fluid filter assemblies along with methods for making and using the same. The fluid filter assemblies include a ring-shaped seal disposed about a portion of an outer periphery of a filter module. In several embodiments the se... | 02/07/2012 |
| 8101003 | Filter elements; air cleaner; assembly; and, methods A filter cartridge, a safety element and fluid cleaner assembly are described. The fluid cleaner assembly generally includes a housing having a cover and a primary fluid cleaner section. The filter cartridge generally comprises z-filter media, arranged in a straight... | 01/24/2012 |
| 8083825 | Filter arrangement and method A filter arrangement includes a filter media pack having a side wall. A ring is oriented around and against the side wall of the filter media pack. The ring includes a band having an interior surface oriented against the side wall of the filter media pack and an opp... | 12/27/2011 |
| 8070848 | Air filter mounting system and method for fabricating the same An air filter mounting system includes a filter mounting element extending from an air intake, wherein the filter mounting element includes a locking plate, a filter support bolt coupled to and extending outward from the locking plate, a plurality of support legs ex... | 12/06/2011 |
| 8048187 | Filter frame attachment and fluted filter having same A filter element includes a filter media pack, a frame, an annular seal, and a sealing means independent of the annular seal, attaching the filter media pack and the frame. The means of sealing an interface between the filter media pack and the frame include molding... | 11/01/2011 |
| 8038756 | Air cleaner arrangements; components; and, methods An air cleaner assembly and components therefor are described. The components include features of an air cleaner housing; advantageous main filter cartridges; and, advantageous safety filter cartridge features. Features of the main filter cartridge are provided to e... | 10/18/2011 |
| 8034145 | Air filter arrangement; assembly; and, methods An air filter media construction or arrangement is disclosed. The air filter media construction or arrangement includes strips of media comprising corrugated sheets secured to facing sheets and forming inlet and outlet flutes secured to one another in a stack. Block... | 10/11/2011 |
| 7896942 | Plate-shaped filter insert A plate-shaped filter insert for, in particular, a gas filter with a seal which projects outward on a first of two opposite plate surfaces should be simple and inexpensive to produce with good durability. For this purpose, such a filter insert has the following feat... | 03/01/2011 |
| 7837755 | Extruded seal A filter element, including a filter medium, on which a seal is situated indirectly or directly, which is used for separating the filter intake side from the filter discharge side. The filter medium comprises a fibrous material. The seal is applied indirectly or dir... | 11/23/2010 |
| 7815705 | Air filter with composite end cap The air filter element may include an inner metal liner, an outer metal liner, a filter media, an annular end cap, and a composite end cap. The annular end cap is formed over the metal liners such that the metal liners are secured and at least a portion of the filte... | 10/19/2010 |
| 7753982 | Filter with drained jacket, seal indicator/lock means, and seal baffle A filter element comprising a filter jacket, a fluted filter media, and an internal seal is provided. The filter jacket defines a filter jacket inner surface, a gravitational bottom, an upstream end, and a downstream end. The filter jacket includes a moisture releas... | 07/13/2010 |
| 7708796 | Axial flow filter element A filter element (1), which is formed particularly of a flat element wrapped into a compact body and which along its outer circumference has at least one continuous main sealing ring (2) disposed adjacent an end face (4) on the intake side, is p... | 05/04/2010 |
| 7708795 | Air filter unit The present invention relates to an air filter unit (1) having the shape of a tube comprising a top plate (6), having an air inlet (7) leading into the interior of the tube, whereby the top plate (6) includes fasteners (13) for rem... | 05/04/2010 |
| 7695539 | Filter element and filter housing suitable for accommodation the same Disclosed is a filter element (3) comprising a cylindrical, porous, longitudinally penetrated filter material core (5) and a frame (6) that tightly surrounds one end of the core in a radial direction and is provided with scaling and holding mean... | 04/13/2010 |
| 7674308 | Filter elements; air cleaner; assembly; and methods A filter cartridge, a safety element and fluid cleaner assembly are described. The fluid cleaner assembly generally includes a housing having a cover and a primary fluid cleaner section. The filter cartridge generally comprises z-filter media, arranged in a straight... | 03/09/2010 |
| 7670403 | Filter assembly and adaptor A device for adapting a cover for an existing air filter assembly to seal an end portion of a replacement cylindrical air filter having a round cross-sectional shape is disclosed. The cover has a plate with a radially inner convex guide separated from a radially out... | 03/02/2010 |
| 7670402 | Radial seal for axial flow air filter An air cleaner located in the air intake tract of an internal combustion engine includes a filter housing, a filter element, and a sealing ring. The sealing ring comprises a support rim and a lip seal. The sealing ring is adapted to form a seal between an internal a... | 03/02/2010 |
| 7658777 | Filter element and filter system for the intake air of an internal combustion engine A filter element (12), particularly for the intake air of an internal combustion engine. The filter element (12) has a filter body (13) and a seal (15) disposed circumferentially around the filter body (13). The seal (15) is... | 02/09/2010 |
| 7648545 | Filter sealing system An axial flow filter element including alternating flat and folded media layers forming axial channels, one end of a first group of channels being sealed and the remaining channels being sealed at the other end so fluid flowing through the element passes from channe... | 01/19/2010 |
| 7569090 | Method of forming filter arrangements; and, apparatus A one aspect method of forming filter cartridge arrangements for use in air cleaners is provided. The method involves coiling a media pack with a central winding bead and cutting through the winding bead in the coiled media pack to form two media packs. An example f... | 08/04/2009 |
| 7550024 | Serviceable exhaust aftertreatment assembly and method An exhaust aftertreatment assembly and method enables lateral removal of an aftertreatment component from between first and second assembly components for servicing. ... | 06/23/2009 |
| 7524349 | Air cleaner; air filter cartridge and method of manufacturing According to the present disclosure an air cleaner and air filter cartridge arrangement is provided. The air filter cartridge is a removable and replaceable cartridge for use in the air cleaner. The cartridge includes, among other things, an end cap having a preferr... | 04/28/2009 |
| 7513925 | Filters A filter assembly for fuel is disclosed. The assembly includes a housing and a filter element located in the housing and held in place by a spring. In the space between the inner wall of the housing and the base of the filter element a compressibly resilient element... | 04/07/2009 |
| 7503954 | Filter element A filter element includes a filter web pleated in an essentially zigzag manner and made, in particular, of a nonwoven material, for insertion into a holder such as a filter frame and/or a filter housing, having at least one end-positioned wall of an essentially flat... | 03/17/2009 |
| 7501004 | Filter element A filter element comprising a filter medium which extends through an axial length between an end face at a clean air end and an end face at an unfiltered air end such that the filter medium separates an unfiltered air end of the filter element from a clean air end, ... | 03/10/2009 |
| 7481862 | Filter assembly using adhesive center tube A cylindrical shaped pleated media includes adhesive beads arranged on a periphery to bridge pleats and provide structural support for the pleated media. The pleated media is used in a fluid filter. ... | 01/27/2009 |
| 7473292 | Air cleaner An air cleaner has a casing body having an opening that communicates with a carburetor. The casing body includes a fitting part having an inner wall surface and a bearing surface. A sealing frame is inserted into the casing body and engages the fitting part of the c... | 01/06/2009 |
| 7442220 | Assembly for collecting material entrained in a gas stream An assembly for collecting material entrained in a gas stream comprising a housing having a head part and a body part, and inlet and outlet ports. A chamber port is provided in the head part having internal walls defining a primary chamber with a first end communica... | 10/28/2008 |
| 7442221 | Filter element A filter element, particularly a secondary element for a filter system in the intake tract of an internal combustion engine, which filter element includes a zig-zag pleated filter medium surrounded by a circumferential frame of polyurethane foam. The frame has a sub... | 10/28/2008 |
| 7442222 | Filter housing composed of first and second releasably connected sections A housing, particularly a filter housing, especially an air filter housing, including first and second housing sections which can be releasably connected by a relative rotational movement between the sections. Latching members corresponding to one another are dispos... | 10/28/2008 |
| 7435278 | Deep filter element suitable for replacing a shallow filter element and having a support frame made from thin stock A deep format filter element has a peripheral frame with outwardly protruding mounting flanges. The mounting flanges simulate the periphery of a shallow format filter element to allow the deep format filter element to replace the shallow format filter element in man... | 10/14/2008 |
| 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 |
| 7416577 | Air intake filter screen assembly including a stand-off frame for preventing hail damage to surface coils of an associated air intake unit A filter screen assembly for use with an air intake structure, the structure including a face within which is formed an air intake opening. The filter screen assembly includes a screen having a flexible mesh material and an outer perimeter edge. A three-dimensional ... | 08/26/2008 |
| 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 |
| 7404839 | Filter assembly and adaptor A device for adapting a cover for an existing air filter assembly to seal an end portion of a replacement cylindrical air filter having a round cross-sectional shape is disclosed. The cover has a plate with a radially inner convex guide separated from a radially out... | 07/29/2008 |
| 7396376 | Seal arrangement for filter element; filter element assembly; and, methods A filter element arrangement is provided which includes a media pack comprising Z-filter media, a preform and an overmold sealing a portion of the interface between the preform and the media pack, and also forming an air cleaner seal for the filter element. The over... | 07/08/2008 |
| 7396377 | Compact filter comprising a square seal A filter element comprising a spirally wound filter through which a fluid to be filtered flows axially and which is provided with a mounting ring on the circumference of the wound filter secured to the wound filter by a welded, adhesive, extruded or fused joint. The... | 07/08/2008 |
