Patents by Inventor Mathijs VERSTRAETE
Mathijs VERSTRAETE has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).
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Publication number: 20250205624Abstract: An air cleaner comprising: a) a housing b) a cover; c) a filter element within the housing; wherein the surrounding housing-wall defines a pair of opposing receiving V-shaped grooves; wherein the filter element comprises first and second protrusions extending from opposing sides of the filter element and arranged along a common axis; the protrusions being adapted and arranged within the receiving grooves such that the filter element can be rocked about a pivot axis defined by pivot points of the first and second protrusions within the housing pivot the filter element into sealing engagement with the housing; and wherein the protrusions comprise a generally L-shaped cross-section comprising a first leg and a second leg, connected by an elbow connection portion, the elbow connection portion being arranged and adapted to serve as the pivot point for the filter element in the housing.Type: ApplicationFiled: March 28, 2023Publication date: June 26, 2025Applicant: Donaldson Company, Inc.Inventors: Mathijs VERSTRAETE, Marc DE WOLF
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Publication number: 20250135385Abstract: A filter element for filtering a fluid comprising a filter medium pack having an axial inlet side for receiving the unfiltered fluid and a circumferential side forming a radial boundary of the filter medium pack. The filter medium pack is configured for insertion into a housing of a filter system so as to enclose or partly enclose the circumferential side of the filter medium pack with an outer sidewall of the housing. The filter element comprises a bridge seal arrangement having a first collar-shaped portion comprising a first circumferential sealing surface sealingly coupled to the circumferential side of the filter medium pack or sealingly coupled to a border of the axial inlet side, and a second collar-shaped portion comprising a second circumferential sealing surface configured for encircling and sealingly cooperating with the outer sidewall of the housing.Type: ApplicationFiled: January 3, 2025Publication date: May 1, 2025Applicant: Donaldson Company, Inc.Inventors: Bart CATOOR, Mathijs VERSTRAETE
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Publication number: 20250099891Abstract: An air cleaner assembly having a housing defining an interior volume, a first filter cartridge installed within the housing interior volume, and a second filter cartridge installed within the housing interior volume at a location downstream of the first filter cartridge. The second filter cartridge includes a seal member including a radially directed first seal arrangement forming a seal between the second filter cartridge and the housing, and including a radially directed second seal arrangement forming a seal between the second filter cartridge and the first filter cartridge.Type: ApplicationFiled: January 18, 2023Publication date: March 27, 2025Inventors: Mathijs VERSTRAETE, David J. BURTON, Timothy J. WESSELS, Steven K. CAMPBELL, Miles NORWOOD
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Publication number: 20250065255Abstract: Air cleaner assemblies, components, and features are described. The features can be used to provide that the air cleaner assembly includes a housing and cover within which primary and secondary filter cartridges, having a media pack and a seal arrangement surrounding the media pack, can be installed. The filter cartridges can include an open end cap with an axially deviating seal arrangement and a plurality of axially extending channels for engaging with ribs on the housing. The filter cartridges can also include extension members extending from the open end cap that include the axially extending channels, entirely or partially. The filter cartridges can also include a guide member extending from the extension members for providing a low friction surface against the housing during installation that allows axial force exerted by the installer to be translated into a rotational force that rotates the filter cartridge during installation.Type: ApplicationFiled: September 6, 2024Publication date: February 27, 2025Inventors: Kristof DECOSTER, Johnny CRAESSAERTS, Mathijs VERSTRAETE
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Publication number: 20250018324Abstract: A safety filter element suitable for use in a filter assembly includes a safety filter media at least partially surrounding a safety filter media inner space and at least one safety filter element endcap having an outlet opening that leads to the safety filter media inner space. The safety filter element endcap comprises a safety filter element circumferential support structure, whereby a sealing component is arranged on the safety filter element circumferential support structure and extends along the safety filter element circumferential support structure, and a housing sealing component.Type: ApplicationFiled: April 22, 2022Publication date: January 16, 2025Inventors: Mathijs VERSTRAETE, Günther VAN DE POEL, Bart CATOOR, Kristof DECOSTER
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Publication number: 20250001345Abstract: The present disclosure relates to a safety filter element for backing up a failure of a main filter element comprising a primary filter medium pack. The safety filter element comprises a secondary filter medium pack and a shell wherein a first portion of an inner side of a circumferential wall of the shell is surrounding a circumferential side of the secondary filter medium pack, and wherein a second portion of the inner side of the circumferential wall of the shell is radially delimiting a cavity located between a first opening of the shell and a fluid inlet side of the secondary filter medium pack. The cavity allows for receiving or at least partly receiving the primary filter medium pack of the main filter element. The safety filter element comprises a first seal member that comprises a first circumferential sealing portion for sealing to the shell and a second circumferential sealing portion for sealing to the main filter element.Type: ApplicationFiled: September 16, 2022Publication date: January 2, 2025Inventors: Bart CATOOR, Mathijs VERSTRAETE, Kristof DECOSTER, Gunther VAN DE POEL
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Publication number: 20240399278Abstract: An air cleaner assembly includes a housing and a removable cover. A filter element is removably positioned in the housing. A two-part mating catch assembly includes a first part that is secured to the cover and a second part that is on one of the housing and the filter element. The first part and second part are positioned to releasably mate when the filter element is operably mounted within the housing.Type: ApplicationFiled: August 8, 2024Publication date: December 5, 2024Applicant: Donaldson Company, Inc.Inventors: Mathijs VERSTRAETE, Bart CATOOR, William VANAUDENHOVE, Mathieu JONCKHEERE, Benny K. NELSON, David J. BURTON, Steven K. CAMPBELL, Timothy J. WESSELS, Daniel E. ADAMEK
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Publication number: 20240375032Abstract: A gas turbine air intake system uses a filter element having a seal member with radial projections and radial recesses. The seal member forms a seal with components on the tube sheet of the system and at the end opposite of the tube sheet. At the end opposite of the tube sheet, there can be an assembly cover, or alternatively, an additional filter cartridge.Type: ApplicationFiled: July 15, 2024Publication date: November 14, 2024Applicant: Donaldson Company, Inc.Inventors: Jason A. TIFFANY, Brent L. ANDERSON, Richard P. DEJONG, Andrew C. DAHLGREN, Wim VAN GELDER, Olivier RONNEAU, Mathijs VERSTRAETE, Gert PROOST, Massimo MOVIA, Eli Payton ROSS, Michael R. CARLSON
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Publication number: 20240198265Abstract: A filter element for the filtration of gaseous fluids, comprising a filter media pack having a longitudinal axis, and a circumferential seal support structure sealingly coupled to a sidewall of the media pack, the seal support structure further comprising a first seal and a second seal; wherein axial projections of the first and the second seal along the longitudinal axis on a plane perpendicular to the longitudinal axis define a first and a second closed perimeter, and wherein the areas corresponding to the first and the second closed perimeter comprise a non-overlap region; and associated filter assembly.Type: ApplicationFiled: April 20, 2022Publication date: June 20, 2024Inventors: Mathijs VERSTRAETE, Bart CATOOR, Kristof DECOSTER
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Publication number: 20240109012Abstract: The present disclosure relates to a filter element comprising a filter medium pack and a support arrangement comprising at least a shell member, and wherein a portion of the shell member is thermally welded to a circumferential face of the filter medium pack. The present disclosure further relates to a method of manufacturing such a filter element, the method comprising heating at least a portion of the shell member of the support arrangement, positioning the shell member around the circumferential face of the filter medium pack, pushing the heated circumferential portion of the shell member against the circumferential face of the filter medium pack, and allowing the circumferential portion of the shell member to cool down.Type: ApplicationFiled: January 27, 2022Publication date: April 4, 2024Inventors: Gunther VAN DE POEL, Bart CATOOR, Mathijs VERSTRAETE
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Publication number: 20230390685Abstract: A gas turbine air intake system uses a filter element having a seal member with radial projections and radial recesses. The seal member forms a seal with components on the tube sheet of the system and at the end opposite of the tube sheet. At the end opposite of the tube sheet, there can be an assembly cover, or alternatively, an additional filter cartridge.Type: ApplicationFiled: June 29, 2023Publication date: December 7, 2023Applicant: Donaldson Company, Inc.Inventors: Jason A. TIFFANY, Brent L. ANDERSON, Richard P. DEJONG, Andrew C. DAHLGREN, Wim VAN GELDER, Olivier RONNEAU, Mathijs VERSTRAETE, Gert PROOST, Massimo MOVIA, Eli Payton ROSS, Michael R. CARLSON
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Publication number: 20230356130Abstract: A filter element for insertion into a housing of a filter system. The filter element includes a filter medium pack and a seal receiver. The filter medium pack has an outer circumferential face extending between a first outer axial face and a second outer axial face, opposite the first outer axial face. The filter element further includes a seal receiver sealingly attached to the filter medium pack. The seal receiver includes a closed-loop surface suitable for receiving a removable circumferential seal member, and wherein the closed-loop surface forms a contour shape with single-fold rotational symmetry. A seal assembly including a filter element and a seal carrier is also presented.Type: ApplicationFiled: March 19, 2021Publication date: November 9, 2023Applicant: Donaldson Company, Inc.Inventors: Gert PROOST, Kristof DECOSTER, Bart CATOOR, Mathijs VERSTRAETE, Anthonius Jan-Baptist Maria MOERS
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Publication number: 20230001341Abstract: Air cleaner assemblies, components, and features are described. The features can be used to provide that the air cleaner assembly includes a housing and cover within which primary and secondary filter cartridges, having a media pack and a seal arrangement surrounding the media pack, can be installed. The filter cartridges can include an open end cap with an axially deviating seal arrangement and a plurality of axially extending channels for engaging with ribs on the housing. The filter cartridges can also include extension members extending from the open end cap that include the axially extending channels, entirely or partially. The filter cartridges can also include a guide member extending from the extension members for providing a low friction surface against the housing during installation that allows axial force exerted by the installer to be translated into a rotational force that rotates the filter cartridge during installation.Type: ApplicationFiled: July 14, 2022Publication date: January 5, 2023Applicant: Donaldson Company, Inc.Inventors: Kristof DECOSTER, Johnny CRAESSAERTS, Mathijs VERSTRAETE
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Publication number: 20220134270Abstract: A filter element for filtering a fluid passing through the filter element, the filter element having a fluid entry face and a fluid exit face and is provided with a group of first channels and a group of second channels, through which the fluid to be filtered can flow from the respective first channel into the second channel, that is arranged next to it, wherein a through-channel leads through a filter pack from the fluid entry face to the fluid exit face, which through-channel has an opening at the fluid entry face and/or has an opening at the fluid exit face, wherein an element closes the flow of fluid through through-channel, while leaving a volume open inside the through-channel that is at least 10% of the volume that the through-channel would have without the element, or the element allows the flow of fluid through the through-channel and interacts with the flow of fluid through the through-channel and/or the sidewalls of the through-channel deviate at least in some areas from a cylindrical wall in orderType: ApplicationFiled: February 3, 2020Publication date: May 5, 2022Applicant: Donaldson Company, Inc.Inventors: Mathijs VERSTRAETE, Bart CATOOR, Michael J. VAN ARSDALE, Michael D. CARLSON
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Publication number: 20220126228Abstract: An air cleaner assembly includes a housing and a removable cover. A filter element is removably positioned in the housing. A two-part mating catch assembly includes a first part that is secured to the cover and a second part that is on one of the housing and the filter element.Type: ApplicationFiled: February 7, 2020Publication date: April 28, 2022Applicant: Donaldson Company, Inc.Inventors: Mathijs VERSTRAETE, Bart CATOOR, William VANAUDENHOVE, Mathieu JONCKHEERE, Benny K. NELSON, David J. BURTON, Steven K. CAMPBELL, Timothy J. WESSELS, Daniel E. ADAMEK
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Publication number: 20220054962Abstract: A filter element for filtering a fluid comprising a filter medium pack having an axial inlet side for receiving the unfiltered fluid and a circumferential side forming a radial boundary of the filter medium pack. The filter medium pack is configured for insertion into a housing of a filter system so as to enclose or partly enclose the circumferential side of the filter medium pack with an outer sidewall of the housing. The filter element comprises a bridge seal arrangement having a first collar-shaped portion comprising a first circumferential sealing surface sealingly coupled to the circumferential side of the filter medium pack or sealingly coupled to a border of the axial inlet side, and a second collar-shaped portion comprising a second circumferential sealing surface configured for encircling and sealingly cooperating with the outer sidewall of the housing.Type: ApplicationFiled: January 8, 2020Publication date: February 24, 2022Applicant: Donaldson Company, Inc.Inventors: Bart CATOOR, Mathijs VERSTRAETE
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Publication number: 20210113949Abstract: The present disclosure is directed towards filter elements whose overall length can be adjusted such that the filter element can be installed through an opening in an air cleaner opening having a relatively smaller dimension than the maximum dimension of the filter element. In one aspect, the filter element can include a radial seal member disposed on a positionable coupling element circumscribing at least a portion of a filter medium pack. The filter element has a first axial length when the positionable coupling element is in an extended position and has a second axial length when the positionable coupling element is in a collapsed position, wherein the first axial length is greater than the second axial length. In some examples, the filter element includes two positionable coupling elements.Type: ApplicationFiled: March 23, 2018Publication date: April 22, 2021Applicant: Donaldson Company, Inc.Inventors: Kristof DECOSTER, Bart CATOOR, Mathijs VERSTRAETE
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Publication number: 20210046415Abstract: A gas turbine air intake system uses a filter element having a seal member with radial projections and radial recesses. The seal member forms a seal with components on the tube sheet of the system and at the end opposite of the tube sheet. At the end opposite of the tube sheet, there can be an assembly cover, or alternatively, an additional filter cartridge.Type: ApplicationFiled: January 23, 2019Publication date: February 18, 2021Applicant: Donaldson Company, Inc.Inventors: Jason A. TIFFANY, Brent L. ANDERSON, Richard P. DEJONG, Andrew C. DAHLGREN, Wim VAN GELDER, Olivier RONNEAU, Mathijs VERSTRAETE, Gert PROOST, Massimo MOVIA, Eli Payton ROSS, Michael R. CARLSON
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Publication number: 20190299143Abstract: Air cleaner assemblies, components, and features are described. The features can be used to provide that the air cleaner assembly includes a housing and cover within which primary and secondary filter cartridges, having a media pack and a seal arrangement surrounding the media pack, can be installed. The filter cartridges can include an open end cap with an axially deviating seal arrangement and a plurality of axially extending channels for engaging with ribs on the housing. The filter cartridges can also include extension members extending from the open end cap that include the axially extending channels, entirely or partially. The filter cartridges can also include a guide member extending from the extension members for providing a low friction surface against the housing during installation that allows axial force exerted by the installer to be translated into a rotational force that rotates the filter cartridge during installation.Type: ApplicationFiled: November 3, 2017Publication date: October 3, 2019Inventors: Kristof DECOSTER, Johnny CRAESSAERTS, Mathijs VERSTRAETE
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Publication number: 20170015148Abstract: A wheel hub assembly of a bicycle wheel is disclosed that include a wheel axle, a rotary pump that may be composed of a pump housing, a pump rotor, a first fluid port configured for fluidly coupling to a pneumatic tire and a second fluid port configured for fluidly coupling to a fluid reservoir. The assembly allows for conveniently and efficiently modifying the tire pressure in bicycles at will while riding, in as many cycles as desired and without contaminating the air inside the tires.Type: ApplicationFiled: February 3, 2015Publication date: January 19, 2017Applicant: VERSEC SPRLInventors: Javier SERRET AVILA, Mathijs VERSTRAETE