Edge Supporting Or Securing Means For Nonplanar Sheet Form Filter (e.g., Zigzag) Patents (Class 55/497)
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Patent number: 11833463Abstract: An air cleaner assembly including a housing, a filter cartridge removably positioned within the inner opening of the housing, wherein the filter cartridge includes a media pack and a sealing member that includes a pinch seal portion spaced from an outer surface of the media pack and positionable within a housing channel of the housing when the filter cartridge is positioned within the inner opening of the housing, and a precleaner assembly positionable between the filter cartridge and the inlet end of the housing, wherein the precleaner includes a base member having a lower edge, and an access cover removably attachable to an inlet end of the housing, wherein the precleaner assembly is sealable within the air cleaner assembly by pressing the lower edge of the base member against a top surface of the sealing member.Type: GrantFiled: February 15, 2022Date of Patent: December 5, 2023Assignee: DONALDSON COMPANY, INC.Inventors: David J. Burton, Hubert J. Rahn
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Patent number: 11833462Abstract: A filter element has a filter medium body with a first side and an oppositely positioned second side, wherein one of the first and second sides is the inflow side of the filter medium body and the other one is the outflow side of the filter medium body. A first sealing or supporting element is arranged at the first side. A second sealing or supporting element is arranged at the second side. At least one force-transmitting adhesive bead extends between the first side and the second side, wherein the at least one adhesive bead is a force transmitting element extending between the first and second sealing or supporting elements.Type: GrantFiled: January 19, 2021Date of Patent: December 5, 2023Assignee: MANN+HUMMEL GmbHInventors: Pascal Neef, Klaus Gehwolf, Thomas Sieber, Joachim-Paul Krieger, Werner Blossey, Philipp Hettkamp, Gelase Mbadinga Mouanda, Stefan Walz, Michael Heim, Martin Wuebbeling, Georg Kloeter
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Patent number: 11813559Abstract: A filter assembly that includes a filter housing with a housing interlocking feature, a filter cover with a filter cover interlocking feature, and a filter element with a filter element interlocking feature is disclosed. The filter element is positionable within the filter housing, and the filter cover is attachable to a top portion of at least one of the filter element and the filter housing. The housing interlocking feature, the filter cover interlocking feature, and the filter element interlocking feature are interlockable with each other and extend in a nonplanar configuration along at least one side of the filter element when the filter housing, the filter cover, and the filter element are assembled together.Type: GrantFiled: November 1, 2021Date of Patent: November 14, 2023Assignee: Cummins Filtration IP, Inc.Inventors: Mark V. Holzmann, Scott W. Schwartz, Gregory K. Loken, Jessie A. Knight, Dane P. Miller
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Patent number: 11780072Abstract: In a dust collector for electric power tool, while a casing includes a tubular suction opening portion disposed to protrude forward, a dust collecting route is formed in the casing to ensure capturing a dust suctioned with an air by a filter disposed in a dust box. The suction opening portion is abutted on a surface to be processed and a tool bit of a hammer drill is passable through the suction opening portion. The dust collecting route suctions the air from the suction opening portion and guides the air into the dust box disposed to the casing. The dust box includes a dust removal device (rubber) configured to directly act to the filter from outside to remove the dust accumulated on the filter.Type: GrantFiled: December 12, 2018Date of Patent: October 10, 2023Assignee: MAKITA CORPORATIONInventors: Yoshitaka Machida, Masanori Furusawa
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Patent number: 11745132Abstract: The disclosed technology includes an air filter box for filtering particulates from air. The air filter box can include a filter media pack having a filter layer and a plurality of filter media supports configured to support the filter layer. The air filter box can also include a filter housing having an inlet, an outlet, and a plurality of support tabs configured to align and support the filter media pack inside of the filter housing. The filter media pack can be configured to be folded and placed inside of the housing for cooperative engagement with the support tabs. The filter box can be configured to channel a mixture of air and particulates from the inlet, through the filter media pack, and out the outlet to create filtered air.Type: GrantFiled: November 19, 2020Date of Patent: September 5, 2023Assignee: PaintMaxx LLCInventors: Paul H. Senkbeil, Jr., Hollis Dwayne Cook
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Patent number: 11731071Abstract: A filter assembly including: a first filter medium that is bent so that high-point portions and low-point portions defined based on a vertical plane with respect to a first direction are alternately and repeatedly formed in a second direction perpendicular to the first direction; a first filter frame configured to accommodate the first filter medium and to fix an edge side of the first filter medium; a second filter medium that is bent so that the low-point portions and the high-point portions based on the vertical plane with respect to the first direction are alternately and repeatedly formed in the second direction; and a second filter frame configured to accommodate the second filter medium and to fix an edge side of the second filter medium, wherein at least a portion of the high-point portions repeatedly formed in the first filter medium have different heights from those of the other high-point portions, and at least a portion of the low-point portions repeatedly formed in the second filter medium have dType: GrantFiled: April 26, 2021Date of Patent: August 22, 2023Assignee: COWAY CO., LTD.Inventors: Hyun Jun Yun, Byong Hyoek Lee, Jong Cheol Kim
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Patent number: 11731070Abstract: A filter device for filtering particles from an air stream has an inlet channel through which the air to be purified flows, at least one filter element through which the air can flow and which is interchangeably held in a flow channel, and an outlet channel through which the purified air flows, an insertion chamber which can be closed by a door and from which a filter element can be fed to the flow channel, and an output chamber closable by a closure element, into which a filter element is feedable from the flow channel. The closure element of the output chamber is locked in the closed position via a locking mechanism when the door on the insertion chamber is opened and the output chamber and the insertion chamber are connected to the same flow channel.Type: GrantFiled: April 8, 2021Date of Patent: August 22, 2023Assignee: Oerlikon Textile GmbH & Co KGInventors: Rainer Matho, Andreas Mueller, Stephan Rickerts, Ernst Claussen, Hauke Petersen, Frank Knoedler, Sonja Dittscher
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Patent number: 11703016Abstract: Sorbent material sheets provide for enhanced performance in vapor adsorbing applications over conventional canisters and other emissions control equipment. The sorbent material sheets can be formed as part of a small, lightweight canister, or can be integrated into a fuel tank. The sorbent material sheets can also be used as part of an onboard refueling vapor recovery system to control volatile organic compound emissions from fuel tanks of gasoline vehicles, such as automobiles.Type: GrantFiled: August 2, 2019Date of Patent: July 18, 2023Assignee: CALGON CARBON CORPORATIONInventors: Michael Greenbank, Michael E. Lutz, Walter G. Tramposch, Jenalle Brewer
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Patent number: 11697091Abstract: Sorbent material sheets provide for enhanced performance in vapor adsorbing applications over conventional canisters and other emissions control equipment. The sorbent material sheets can be formed as part of a small, lightweight canister, or can be integrated into a fuel tank. The sorbent material sheets can also be used as part of an onboard refueling vapor recovery system to control volatile organic compound emissions from fuel tanks of gasoline vehicles, such as automobiles.Type: GrantFiled: October 19, 2020Date of Patent: July 11, 2023Assignee: CALGON CARBON CORPORATIONInventor: Michael Greenbank
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Patent number: 11642611Abstract: A filter device with a removable termination part (81; 82) and a housing (3) that receives a replaceable filter element (5) having two end caps (25,47). Between the end caps, a filter material (12) extends. A positioning device (65) is arranged between the termination part (81; 82) and one end cap (47). The positioning device positions the filter element (5) within the housing (3), at least when viewed in the circumferential direction of the filter element, in interaction with at least one corresponding positioning element (71) of the end cap (47).Type: GrantFiled: August 31, 2021Date of Patent: May 9, 2023Assignee: RT-FILTERTECHNIK GMBHInventor: Marco Bautz
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Patent number: 11634011Abstract: A road vehicle with a vehicle frame and a rear axle connected to the vehicle frame is provided with an ambient air purification device with filter elements for removing dust, particulate matter, and gases from ambient air. The ambient air purification device is arranged transverse to a longitudinal vehicle axis in an exterior region of the road vehicle at a vehicle rear of the road vehicle in an underfloor region such that at least the filter elements are arranged behind the rear axle of the road vehicle in a travel direction of the road vehicle. The ambient air purification device is received in an installation space of the vehicle frame. The ambient air purification device is flowed through in longitudinal vehicle direction. A free outflow zone of the ambient air purification device is arranged, in travel direction of the road vehicle, behind the ambient air purification device.Type: GrantFiled: July 17, 2019Date of Patent: April 25, 2023Inventors: Florian Keller, Andreas Pelz, Gunnar-Marcel Klein, Thomas Loehl, Thilo Mueller, Christoph Schulz, Jens Gusek
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Patent number: 11629676Abstract: An air cleaner includes an intake filter seated on an air cleaner body, an air cleaner cover spaced apart from the intake filter and coupled to the air cleaner body, and a cover rigidity reinforcement member detachably coupled to the intake filter and configured to restrict displacement toward the intake filter. The intake filter includes a non-woven fabric configured to filter foreign matters of introduced outside air, and a filter frame surrounding and fixing a circumference of the non-woven fabric.Type: GrantFiled: January 25, 2021Date of Patent: April 18, 2023Assignees: Hyundai Motor Company, Kia Motors CorporationInventors: Seong-Youn Kwak, Ju-Ho Han, Sung-Min Yang, Sang-Jun Ahn
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Patent number: 11623170Abstract: An air filtration system is coupled to an inlet of an enclosure of or to a piece of equipment. The air filtration system is coupled to the enclosure at the air inlet such that air entering the enclosure through the air inlet passes through the air filtration system. The air filtration system includes a frame assembly. The frame assembly includes an outer frame and a support mesh. The outer frame is coupled to the enclosure. The air filtration system includes a door assembly. The door assembly includes a door frame and a door support mesh. The door assembly is received by and mechanically coupled to the frame assembly. The air filtration system includes filter media positioned in an interior of the air filtration system defined by the frame assembly and the door assembly.Type: GrantFiled: November 23, 2020Date of Patent: April 11, 2023Assignee: STEWART & STEVENSON LLCInventor: Donald Kobs
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Patent number: 11598293Abstract: Methods and systems are provided for an air intake apparatus. In one example, a system comprises an air filter box rotatably mounted to an intake manifold. The air filter box rotates about an axis angled to a direction of forward vehicle travel.Type: GrantFiled: December 4, 2020Date of Patent: March 7, 2023Assignee: Ford Global Technologies, LLCInventors: Michael Spurling, Marius Sawatzki, Daniel Meckenstock
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Patent number: 11511221Abstract: A method for manufacturing a filter (1) for gas masks includes providing a flat paper and folding the paper into a pleated preform. The filter element (2) is separated from the pleated preform (6) and is inserted into a housing (3). The inserted filter element (2) is connected to the housing (3) at least at some points. This filter elements (2) may have a polygonal outer contour, upon separating the element from the pleated filter preform (6). A foam and/or an adhesive is applied to an outer edge of the filter element (2), arranged on the circumference of the filter element, for an at least partial sealing of an edge (5). This establishes a connection to the housing (3) in at least some sections.Type: GrantFiled: December 9, 2019Date of Patent: November 29, 2022Assignee: DRÄGER SAFETY AG & CO. KGAAInventors: Matthias Hoder, Stephan Hake, Mathias Ahrens, Andrea Görndt
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Patent number: 11471804Abstract: A method for producing a filter element provided with a sealing part in which the sealing material is introduced into a casting chamber between two tundish parts when in the non-cured state, and a compensation space connected to the casting chamber for the expansion of the sealing material.Type: GrantFiled: March 26, 2021Date of Patent: October 18, 2022Assignee: MANN+HUMMEL GmbHInventors: Arthur Sudermann, Fabian Wagner, Thomas Sieber, Guenter Goerg, Michael Metzger, Markus Roehrig, Thomas Jessberger, Timo Dirnberger, Bernd Joos
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Patent number: 11471815Abstract: An air filter for a ventilation system of a motor vehicle may include a plate-shaped filter body of a folded filter material and at least one sealing strip secured to a lateral edge of the filter body. Adjacent folds of the filter body may be connected to one another via a seam, may follow one another in a longitudinal filter direction, and may extend in a transverse filter direction. The at least one sealing strip may have at least one removal opening penetrating the at least one sealing strip. At least one removal nozzle for removing air flowing through the air filter may be securable to the at least one removal opening.Type: GrantFiled: November 7, 2019Date of Patent: October 18, 2022Inventors: Markus Michael, Florian Muhrer, Walter Wolf
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Patent number: 11452891Abstract: A pleated filter element comprising a pleated filter media comprising a plurality of oppositely-facing pleats with a pleat direction and with a plurality of upstream and downstream pleat tips and pleat valleys, wherein the pleated filter media comprises two corrugated edges and two noncorrugated edges. The first (second) corrugated edge of the pleated filter media comprises an edge dam of hardened adhesive that occupies the upstream and downstream pleat valleys at a location laterally inwardly proximate the first (second) corrugated edge and that extends along an entire longitudinal extent of the pleated filter media. The pleated filter media is a multilayer media comprising an organic polymeric nonwoven web, that exhibits a Percent Penetration of less than 5, laminated with a fiberglass prefilter layer that is disposed upstream of the primary filtration layer and that exhibits a Percent Penetration of greater than about 70.Type: GrantFiled: August 15, 2017Date of Patent: September 27, 2022Assignee: 3M Innovative Properties CompanyInventors: John M. Sebastian, Christopher A. Hurley, Kenneth J. Krepel, Pierre Legare, Fuming B. Li, Paul A. Martinson, Bong Y. Yeom
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Patent number: 11369910Abstract: Panel filter elements having a pleat block and a seal member are described. The panel filter elements are arranged such that the seal members and pleat blocks can have curved and/or angled elements. The seal member of a filter element may be curved, angled, twisted, and/or has a varying cross-section. The inlet and outlet faces of the pleat block of the filter element may be curved and/or twisted instead of planar. In some arrangements, both the seal member of the filter element and the faces of the pleat blocks can be curved and/or twisted. The described filter elements may be may be flexible, such that the shape of the filter element and/or seal can conform to the shape of a filter housing, or rigid, such that the shape of the filter element remains substantially the same before and after installation into a filter housing.Type: GrantFiled: April 9, 2018Date of Patent: June 28, 2022Assignee: CUMMINS FILTRATION IP, INC.Inventors: Mark V. Holzmann, Scott W. Schwartz, Ken Tofsland
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Patent number: 11358088Abstract: A filter assembly for an air filter includes a filter element and a sealing member. The filter element has a filter medium and includes an inflow side, an outflow side, and a filter axis extending therethrough from the inflow side to the outflow side. The sealing member surrounds a peripheral edge of the inflow side of the filter element. The sealing member includes an edge protecting portion and a sealing portion. The edge protecting portion includes a side portion extending in a first direction from the peripheral edge of the inflow side along a portion of a side of the filter element. The sealing portion depends from the edge protecting portion and extends axially farther than the side portion of the edge protecting portion in a second direction perpendicular to the first direction. The sealing portion is adapted to engage a housing of the air filter.Type: GrantFiled: April 22, 2021Date of Patent: June 14, 2022Assignee: MANN+HUMMEL GmbHInventor: Michael Englmaier
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Patent number: 11344832Abstract: An air filter including a base and a first and second frame element is disclosed. Each frame element is coupled to the base. The frame elements have an oscillating shape having a first portion relatively close to the base and a second portion relatively farther from the base. A filter element generally follows the oscillating shape of the frame elements. An air filter system is also disclosed. The air filter system can include the air filter and an air filter container. The air filter container contains the air filter and directs air through the air filter in a predetermined direction. An air filter is disclosed including a support structure and an oscillating shaped filter element attached to the support structure. The oscillating shape increases the air filter surface area for a given volume.Type: GrantFiled: June 9, 2017Date of Patent: May 31, 2022Assignee: K&N Engineering, Inc.Inventors: Steve Williams, Jere James Wall
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Patent number: 11148090Abstract: A pocket filter assembly with reduced risk for exposing a user to contaminations leaving the pocket filter assembly during and after removal of the pocket filter assembly from an installation is disclosed. A first pocket filter comprises a grip member configured to be gripped by the user to enable folding of the pocket filters in a controlled manner before removal of the pocket filter assembly from an installation.Type: GrantFiled: June 26, 2017Date of Patent: October 19, 2021Assignee: Camfil ABInventors: Fredrik Englund, Stefan Ericson
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Patent number: 11123675Abstract: A filtering media member is formed of porous material. A first edge portion includes an upstream edge. A second edge portion is spaced apart from the first edge portion and includes a downstream edge. A main portion is arranged intermediate the first and second edge portions. The edge portions and the main portion together define a generally planar first surface. A plurality of channels is formed on the first surface. Each of the channels is arranged adjacent to one another and has a length. Each of the channels includes an inlet disposed proximate to the first edge portion so that, in use, fluid flows from the upstream edge through the inlet to the respective channel, and each of the channels has a width in the lateral direction that decreases across its length so that the channels taper between the first and second edge portions.Type: GrantFiled: February 8, 2017Date of Patent: September 21, 2021Assignee: DCL International Inc.Inventors: Zbigniew Sarna, Haiqing Liu, John P. Muter, Shazam S. Williams
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Patent number: 11097217Abstract: An air filter assembly includes a filter element having at least one variable dimension, and a frame for engaging and supporting the filter element. The frame may include a plurality of linear segments forming a rectangular configuration, and a plurality of clips for connecting the linear segments together at corners thereof. The linear segments may be L-channel segments, C-channel segments, or may be of other form. Clips may be used for connecting the linear segments together at the corners. The filter element may have a pattern of creases or fold lines to facilitate folding thereof from an expanded configuration to a reduced configuration. A grate may be included for spanning an area bounded by the frame to support the filter element. The grate may have multiple arms and a central hub. An edge treatment may form a seal between the filter element and the frame.Type: GrantFiled: September 13, 2019Date of Patent: August 24, 2021Assignee: Second Nature Brands, Inc.Inventors: Kevin James Barry, Thaddeus Worth Tarkington, Aly Khalifa
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Patent number: 11033846Abstract: A filter cartridge is provided. The filter cartridge includes a filter element comprising a filter media, and the filter element extends between an inlet face and an outlet face. The filter element defines a periphery surrounding the filter media. The filter cartridge also includes a border frame including a plurality of side panels, and the side panels are independently molded-in-place along the periphery of the filter element. Adjacent members of the side panels are joined together along a plurality of mold interface seams, and the mold interface seams are spaced around the periphery. The plurality of side panels are embedded in and seal the periphery of the filter element such that fluid flow inside the border frame is directed to pass through the filter media for filtering in order to pass from the inlet face to the outlet face.Type: GrantFiled: February 7, 2017Date of Patent: June 15, 2021Assignee: Parker-Hannifin CorporationInventors: Daniel R. Haas, LaMonte A. Crabtree, Hershel E. Fancher
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Patent number: 11014113Abstract: A filter for industrial coating filtration systems. The filter has a housing made up of a peripheral wall extending around the periphery. The housing is preferably made of a suitably rigid material. A preferably rigid support backing is mounted within the housing. The support backing has a planar configuration with openings formed through it so that gas can flow through without substantial resistance. The preferably planar sheet of which the support backing is made is pleated. The pleated support backing defines a series of panels, each of which is angled to a next adjacent panel. Filtration media is mounted to the support backing, end caps are attached to the ends of the support backing to maintain the pleated configuration, and the assembly is inserted into the housing, which can have end flaps to seal using tape or adhesive.Type: GrantFiled: March 3, 2020Date of Patent: May 25, 2021Assignee: Columbus Industries, Inc.Inventors: Mounir B. H. Slama, James E. Large, Daniel J. Baizel, Michael K. Haufe
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Patent number: 11008107Abstract: Described are thermoplastic composite parts (30, 110) made up of resin-based fiber composites for use in aircraft furnishings. The thermoplastic composite parts (30, 110) can be formed into various shapes including bends so as to be suitable for replacing heavier sheet-metal components (100), particularly in aircraft furnishings.Type: GrantFiled: February 12, 2016Date of Patent: May 18, 2021Assignee: Safran Seats USA LLCInventors: Joshua T. Smith, Donald M. Lasell, Jean-marie Daout
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Patent number: 10898841Abstract: A filter element has a filter medium body with a first side and an oppositely positioned second side, wherein one of the first and second sides is the inflow side of the filter medium body and the other one is the outflow side of the filter medium body. A first sealing or supporting element is arranged at the first side. A second sealing or supporting element is arranged at the second side. At least one force-transmitting adhesive bead extends between the first side and the second side, wherein the at least one adhesive bead is a force transmitting element extending between the first and second sealing or supporting elements.Type: GrantFiled: August 27, 2018Date of Patent: January 26, 2021Assignee: MANN+HUMMEL GmbHInventors: Pascal Neef, Klaus Gehwolf, Thomas Sieber, Joachim-Paul Krieger, Werner Blossey, Philipp Hettkamp, Gelase Mbadinga Mouanda, Stefan Walz, Michael Heim, Martin Wuebbeling, Georg Kloeter
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Patent number: 10870075Abstract: A housing for a motor vehicle comprises at least one opening and at least one cap which comprises a seal on an inner side such that the seal is disposed within the housing of the air-conditioning device when the cap caps the opening.Type: GrantFiled: June 1, 2018Date of Patent: December 22, 2020Assignee: Hanon SystemsInventors: Thomas Alberternst, Jürgen Hoppen
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Patent number: 10507420Abstract: The present invention relates to a molded plastic rectangular front plate for a V-type filter, said front plate having a front surface and a back surface, characterized in that the back surface of the front plate comprises a support structure protruding in a plane substantially perpendicular to the back surface of the front plate and extending along a major portion of the length of a side of the back surface of the front plate such that the thickness of the front plate in the direction from the front surface to the back surface is increased towards the middle and reduced towards the ends of the front plate side. The present invention further relates to a V-type filter frame and a V-type filter assembly comprising such a front plate.Type: GrantFiled: September 25, 2014Date of Patent: December 17, 2019Assignee: CAMFIL ABInventor: Mathieu Hugues
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Patent number: 10479046Abstract: Absorbent microstructure panels are described herein. An example filter device includes a plurality of microstructure panels each having a front surface and a back surface, and a plurality of capillary ridges protruding from the front surface. The plurality of capillary ridges are each spaced apart from one another. The plurality of microstructure panels form an absorbent microstructure array by layering the plurality of microstructure panels together such that the plurality of capillary ridges of one microstructure panel contacts the back surface of an adjacent microstructure panel to create capillary tubes that draw fluid into the absorbent microstructure array.Type: GrantFiled: August 10, 2016Date of Patent: November 19, 2019Assignee: Imagine TF, LLCInventor: Brian Edward Richardson
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Patent number: 10421034Abstract: Air filter cartridges are disclosed. Also described are air cleaners including the filter cartridges. Methods of assembly and use are also provided. Also, systems of use are described.Type: GrantFiled: February 26, 2019Date of Patent: September 24, 2019Assignee: Donaldson Company, Inc.Inventors: Gregory Reichter, Wayne Bishop, Benny K. Nelson, Darrel Wegner, Bruce Crenshaw, Thomas Miller, Donald Mork, Kevin Schrage, Vladimir Kladnitsky, Richard Osendorf, Bradley Kuempel, Thomas Lundgren, Jordan Flagstad
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Patent number: 10392489Abstract: A method for making ornamental trim for use in construction comprising applying a sealing composition having PVC particles in a flowable medium to a cut edge of a foam board, heating the sealing composition to a temperature at which the flowable medium solvates the PVC particles, and cooling the sealing composition to form a continuous sealing cap on the cut edge. A construction component consisting essentially of a foamed cellular board comprising smooth exterior surfaces separated by a cellular network and cut edges, and sealed caps adhered to the cut edges on the foamed cellular board comprising PVC in a polymer matrix. The board has a density of no more than 0.5 g/cm3, and the cut edges on which the sealed caps are adhered are unmelted edges.Type: GrantFiled: July 31, 2017Date of Patent: August 27, 2019Assignee: Inteplast Group CorporationInventor: Haur-Horng Yang
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Patent number: 10393074Abstract: A filter element, in particular for filtering the intake air of an internal combustion engine, is provided with a filter medium and a sealing device extending at least partially circumferentially around the filter medium, wherein the sealing device is made from a foamed thermoplastic elastomer, and wherein the sealing device is injection molded using a plastics injection molding method.Type: GrantFiled: August 5, 2015Date of Patent: August 27, 2019Assignee: MANN+HUMMEL GmbHInventors: Daniel Schmid, Michael Maier, Fabian Wagner
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Patent number: 10337472Abstract: A filter cartridge for a filter for filtering a fluid is to be used downstream of a main filter cartridge in a filter and is provided with an inflow surface, an outflow surface, and a main flow direction extending from the inflow surface to the outflow surface. A filter body is provided that can be flowed through along the main flow direction. A filter cartridge frame supports the filter body. A seal is disposed on the filter cartridge frame and separates a filter interior of a filter into a clean side and a raw side. An adhesive connection is provided that connects the filter body and the filter cartridge frame to each other. In one configuration, the filter cartridge frame at an inflow side is provided with a grip area, wherein the grip area enables inflow of a fluid into the filter body via the grip area and manual removal of the filter cartridge.Type: GrantFiled: December 18, 2016Date of Patent: July 2, 2019Assignee: MANN+HUMMEL GmbHInventors: Michael Kaufmann, Klaus-Dieter Ruhland
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Patent number: 10293296Abstract: A filter is disclosed. The filter includes a sheet of filter media defining a body having an upper portion, a lower portion, a first end surface proximate the upper portion, a second end surface proximate the lower portion, and a first side surface extending between the first and second end surfaces. One or more of the upper and lower portions define a ledge, wherein the ledge defines a third end surface arranged between the first and second end surfaces, and a second side surface extending between the first and third end surfaces; and a seal disposed upon the ledge. A method for manufacturing the seal is also disclosed.Type: GrantFiled: August 15, 2008Date of Patent: May 21, 2019Assignee: MANN+HUMMEL Filtration Technology Group Inc.Inventors: Robert H. Ferguson, Jason L. Tate, Mark A. Roll, Roland V. Lanier, Jr., Mitchell J. Baker
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Patent number: 10286351Abstract: A collapsible filter having a collapsed position and an expanded position includes a filter media layer having generally parallel pleat edges and a side edge perpendicular to the pleat edge. The filter also has a pair of end caps that are disposed at opposite ends of the filter media layer and are generally parallel to the pleat edges. A flexible side seal is attached to both the end caps but is not attached to the filter media layer. In an expanded position, the flexible side seal extends between the end caps and abuts against the side edge of the filter media layer.Type: GrantFiled: April 19, 2017Date of Patent: May 14, 2019Assignee: RPS Products, Inc.Inventor: Daniel E. Schuld
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Patent number: 10214079Abstract: The present disclosure is directed at a vehicular air filter with relatively high efficiency particle arresting performance along with removal of volatile organic and/or inorganic contaminants. The filter is particularly suitable for hybrid type vehicles.Type: GrantFiled: September 29, 2016Date of Patent: February 26, 2019Assignee: CARL FREUDENBERG KGInventors: Katherine Hasan, Volker Haendler, Oliver Staudenmayer, Saru Dawar
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Patent number: 10213721Abstract: An air filter arrangement incorporates a replaceable pleated air filter element which is installed in a rectangular frame. The air filter element is collapsible by flattening together the pleats and placed in an opening in the frame and thereafter stretched apart to extend across the space opposite frame sides and held in that position, by a magnetic element on the end pleat at either end of the air filter element. Sealing pads made of a material similar to the filter element panels are secured to the other two opposite frame sides which engage respective opposite ends of the air filter element for reducing air flow around the pleat ends. A planar lattice restraint is held in a perimeter slot extending around the frame opening to prevent contact of the air filter element and the lattice restraint to minimize the risk of holes being torn in the filter element by such contact.Type: GrantFiled: April 28, 2016Date of Patent: February 26, 2019Inventor: Cory Elliott
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Patent number: 9993835Abstract: A filter for industrial coating filtration systems. The filter has a housing made up of a peripheral wall extending around the periphery. The housing is preferably made of a suitably rigid material. A preferably rigid support backing is mounted within the housing. The support backing has a planar configuration with openings formed through it so that gas can flow through without substantial resistance. The preferably planar sheet of which the support backing is made is pleated. The pleated support backing defines a series of panels, each of which is angled to a next adjacent panel. Filtration media is mounted to the support backing, end caps are attached to the ends of the support backing to maintain the pleated configuration, and the assembly is inserted into the housing, which can have end flaps to seal using tape or adhesive.Type: GrantFiled: January 27, 2017Date of Patent: June 12, 2018Assignee: Columbus Industries, Inc.Inventors: Mounir B. H. Slama, James E. Large, Daniel J. Baizel, Michael K. Haufe
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Patent number: 9764269Abstract: A filter element includes a media pack of Z-media having first and second opposite flow faces and a side wall extending between the first and second flow face. A gasket is secured to the side wall. The gasket has a sealing portion and an attachment portion. The sealing portion has a flat surface at least one inch long and is located between being planar with and 0.5 inches recessed from the first flow face, inclusive. The filter element can be used in a dust collector.Type: GrantFiled: November 11, 2016Date of Patent: September 19, 2017Assignee: Donaldson Company, Inc.Inventor: Thomas D. Raether
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Patent number: 9687771Abstract: Various high performance, high efficiency filter media are provided that are cost effective and easy to manufacture. In particular, various filter media are provided having at least one layer with a waved configuration that results in an increased surface area, thereby enhancing various properties of the filter media. The filter media can be used to form a variety of filter elements for use in various applications.Type: GrantFiled: October 8, 2014Date of Patent: June 27, 2017Assignee: Hollingsworth & Vose CompanyInventors: David T. Healey, Richard E. Gahan
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Patent number: 9682341Abstract: An air filter including a base and a first and second frame element is disclosed. Each frame element is coupled to the base. The frame elements have an oscillating shape having a first portion relatively close to the base and a second portion relatively farther from the base. A filter element generally follows the oscillating shape of the frame elements. An air filter system is also disclosed. The air filter system can include the air filter and an air filter container. The air filter container contains the air filter and directs air through the air filter in a predetermined direction. An air filter is disclosed including a support structure and an oscillating shaped filter element attached to the support structure. The oscillating shape increases the air filter surface area for a given volume.Type: GrantFiled: April 30, 2012Date of Patent: June 20, 2017Assignee: K&N Engineering, Inc.Inventors: Steve Williams, Jere James Wall
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Patent number: 9630131Abstract: For a method for producing a filter element provided with a sealing part, wherein the sealing material is introduced into a casting chamber between two tundish parts when in the non-cured state, a compensation space connected to the casting chamber is provided for the expansion of the sealing material.Type: GrantFiled: September 22, 2014Date of Patent: April 25, 2017Assignee: MANN+HUMMEL GMBHInventors: Arthur Sudermann, Fabian Wagner, Thomas Sieber, Guenter Goerg, Michael Metzger, Markus Roehrig, Thomas Jessberger, Timo Dirnberger, Bernd Joos
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Patent number: 9610528Abstract: A filter frame assembly is disclosed comprising a perimeter member surrounding a fluid aperture adapted to accommodate a fluid flow from an upstream direction to a downstream direction, the perimeter member comprising a perimeter upstream surface, a perimeter downstream surface, and a perimeter outer surface connecting the perimeter upstream surface to the perimeter downstream surface. A gasket carrier is attached to the perimeter member and comprises a carrier outer portion facing generally away from the fluid aperture and a first outer portion sealing member projecting from the carrier outer portion.Type: GrantFiled: September 12, 2012Date of Patent: April 4, 2017Assignee: 3M Innovative Properties CompanyInventors: Francis E. Porbeni, Kenneth J. Snider, Dean R. Duffy, Gregory M. Jellum, Richard A. Kirchner, Donald E. Young, Chris P. Manderfeld, John J. Reese
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Patent number: 9579596Abstract: Disclosed is an air filter element (200) for insertion into an air filter housing, comprising an intake surface (275), a discharge surface (285), a filter medium (210), and a filter element-retaining device (240) which extends along at least a section of the periphery of the filter medium (210), between the intake surface (275) and the discharge surface (285), and which includes a retaining arrangement (270) that radially projects from the filter medium (210).Type: GrantFiled: July 14, 2014Date of Patent: February 28, 2017Assignee: MANN+HUMMEL GMBHInventors: Mario Rieger, Werner Blossey, Pascal Neef, Gelase Mbadinga Mouanda, Sven Epli, Franziska Schulz, Martin Schmid, Alfons-Alois Schwinghammer, Joachim-Paul Krieger, Michael Kolmeder
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Patent number: 9573089Abstract: A filter frame for holding a filter provided with a plurality of folds so as to alternately form ridges and troughs includes: a first frame portion including a first holding portion, having a side corresponding to a first side of the filter, for holding the filter; a positioning portion, provided on the first holding portion, for determining a position of the filter; and a second frame portion including a second holding portion for holding the filter by sandwiching the filter between the first and second holding portions. The second holding portion is provided so as to be capable of opposing the first holding portion via the filter and has a side corresponding to a second side of the filter.Type: GrantFiled: July 8, 2014Date of Patent: February 21, 2017Assignee: CANON KABUSHIKI KAISHAInventors: Yoshimasu Yamaguchi, Takashi Uno
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Patent number: 9565967Abstract: A portioned system for preparing a nutritional liquid product comprising a liquid supply device (2, 41) and a container (4, 38) containing nutritional ingredients; said container having an opening (8), the system further 5 comprising a liquid injection interface (9, 37) for supplying an amount of liquid in the container (4, 38) thereby providing the nutritional liquid product, wherein the liquid injection interface (9, 37) comprises a liquid inlet (11, 43) and a product outlet (16, 48) for removing the nutritional liquid product from the container wherein the liquid injection interface comprises a wall (10) extending 10 transversally relative to the opening of the container during the operation of the system; said transversal wall (10) comprising the liquid inlet (11, 43) and the product outlet (16, 48) which are transversally distant one another along the said wall.Type: GrantFiled: October 7, 2010Date of Patent: February 14, 2017Assignee: Nestec S.A.Inventors: Daniel Roland Manser, Yann Epars, Heinz Wyss, Frederic Doleac, Nicolas Jean-Guy Bezet, Lucio Scorrano, Silvio Lardelli, Marco Ramaioli
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Patent number: 9522356Abstract: A filter frame for holding a filter provided with a plurality of folds so as to alternately form ridges and troughs includes: a first frame portion including a first holding portion, having a side corresponding to a first side of the filter, for holding the filter; a positioning portion, provided on the first holding portion, for determining a position of the filter; and a second frame portion including a second holding portion for holding the filter by sandwiching the filter between the first and second holding portions. The second holding portion is provided so as to be capable of opposing the first holding portion via the filter and has a side corresponding to a second side of the filter.Type: GrantFiled: July 8, 2014Date of Patent: December 20, 2016Assignee: CANON KABUSHIKI KAISHAInventors: Yoshimasu Yamaguchi, Takashi Uno
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Patent number: RE48050Abstract: Z-filter media pack arrangements and methods for providing them are described. The preferred arrangements have a cured-in-place jacket around an outside of a coiled z-filter media combination. The preferred cured-in-place jacket is a mold-in-place overmold which includes, integral therein, a housing seal arrangement. Preferably a cured-in-place center core is used, most preferably one that has opposite concave ends with seal arrangements configured to seal a lead end portion of the coiled z-filter media combination.Type: GrantFiled: February 5, 2018Date of Patent: June 16, 2020Assignee: Donaldson Company, Inc.Inventors: Kevin Schrage, Eugene Lensing, Jeff Rahlf, Wayne Bishop, Gregory Reichter, Benny Nelson, Rodger Spears, Bruce Crenshaw, Vladimir Kladnitsky