Patents by Inventor Kevin J. Schrage
Kevin J. Schrage 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: 20130239529Abstract: An air filter arrangement is disclosed. The air filter arrangement includes strips of media comprising fluted sheets secured to facing sheets and forming inlet and outlet flutes secured to one another in a stack. Media pack arrangements including such stacked media with peripheral, perimeter, housing seal arrangements are described. Also described are air cleaners including the filter cartridges. Methods of assembly and use are also provided. Also, systems of use are described.Type: ApplicationFiled: September 14, 2012Publication date: September 19, 2013Applicant: Donaldson Company, Inc.Inventors: Gregory L. Reichter, Wayne R.W. Bishop, Benny Kevin Nelson, Darrel Wegner, Bruce R. Crenshaw, Vladimir Kladnitsky, Thomas G. Miller, Donald Raymond Mork, Kevin J. Schrage, Richard J. Osendorf, Bradley A. Kuempel, Thomas John Lundgren, Jordan S. Flagstad
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Publication number: 20130239530Abstract: An air filter arrangement is disclosed. The air filter arrangement includes media comprising corrugated media secured to facing media and forming inlet and outlet flutes secured to one another. Media pack arrangements including such media are described. Also described are filter cartridges including such media packs and air cleaners including the filter cartridges. Advantageous housing seal arrangements having a pinch seal member and forming a trough are described. Methods of assembly and use are also provided. Also, systems of use are described.Type: ApplicationFiled: September 14, 2012Publication date: September 19, 2013Applicant: Donaldson Company Inc.Inventors: Gregory L. REICHTER, Wayne R.W. BISHOP, Benny Kevin NELSON, Darrel WEGNER, Bruce R. CRENSHAW, Vladimir KLADNITSKY, Thomas G. MILLER, Donald Raymond MORK, Kevin J. SCHRAGE, Richard J. OSENDORF, Bradley A. KUEMPEL, Thomas John LUNDGREN
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Patent number: 8496723Abstract: An air cleaner arrangement is shown. The air cleaner arrangement includes a serviceable filter cartridge comprising strips of media arranged in a stacked configuration. The strips of media each comprise a corrugated sheet secured to a facing sheet. A preferred filter cartridge positioned within the air cleaner arrangement, is depicted.Type: GrantFiled: January 12, 2006Date of Patent: July 30, 2013Assignee: Donaldson Company, Inc.Inventors: Gregory L. Reichter, Wayne R. W. Bishop, Benny Kevin Nelson, Darrel Wegner, Bruce R. Crenshaw, Vladimir Kladnitsky, Donald Raymond Mork, Kevin J. Schrage, Richard J. Osendorf, Bradley A. Kuempel, Thomas John Lundgren, Jordan S. Flagstad
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Publication number: 20120304609Abstract: 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: ApplicationFiled: August 13, 2012Publication date: December 6, 2012Applicant: Donaldson Company., Inc.Inventors: KEVIN J. SCHRAGE, Eugene Lensing, Jeff S. Rahlf, Wayne R.W. Bishop, Gregory L. Reichter, Benny K. Nelson, Rodger I. Spears, Bruce R. Crenshaw, Vladimir Kladnitsky
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Publication number: 20120285610Abstract: Approaches to providing z-filter media constructions are provided. Preferred corrugated media, filter constructions having such corrugated media, and filter systems using such filter constructions are provided. Also, preferred methods of forming filter constructions are provided.Type: ApplicationFiled: July 23, 2012Publication date: November 15, 2012Applicant: Donaldson Company, Inc.Inventors: KEVIN J. SCHRAGE, Eugene Lensing, Donald Raymond Mork, Troy Murphy, Jeff S. Rahlf, Gregory L. Reichter, Daniel T. Risch
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Patent number: 8292983Abstract: An air filter arrangement is disclosed. The air filter arrangement includes strips of media comprising fluted sheets secured to facing sheets and forming inlet and outlet flutes secured to one another in a stack. Media pack arrangements including such stacked media with peripheral, perimeter, housing seal arrangements are described. 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: January 12, 2006Date of Patent: October 23, 2012Assignee: Donaldson Company, Inc.Inventors: Gregory L. Reichter, Wayne R. W. Bishop, Benny Kevin Nelson, Darrel Wegner, Bruce R. Crenshaw, Vladimir Kladnitsky, Thomas G. Miller, Donald Raymond Mork, Kevin J. Schrage, Richard J. Osendorf, Bradley A. Kuempel, Thomas John Lundgren, Jordan S. Flagstad
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Patent number: 8277532Abstract: An air filter arrangement is (300) disclosed. The air filter 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. Media pack arrangements including such stacked media with a molding arrangement to secure and seal opposite side edges of the media strips, are described. Also described are filter cartridges including such media pack (301) and air cleaners including the filter cartridges. Methods of assembly and use are also provided. Also, systems of use are described.Type: GrantFiled: August 5, 2005Date of Patent: October 2, 2012Assignee: Donaldson Company, Inc.Inventors: Gregory L. Reichter, Wayne R. W. Bishop, Benny Kevin Nelson, Darrel Wegner, Bruce R. Crenshaw, Vladimir Kladnitsky, Thomas G. Miller, Donald Raymond Mork, Kevin J. Schrage, Richard J. Osendorf, Bradley A. Kuempel, Thomas John Lundgren
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Patent number: 8241383Abstract: 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: April 4, 2011Date of Patent: August 14, 2012Assignee: Donaldson Company, Inc.Inventors: Kevin J. Schrage, Eugene Lensing, Jeff S. Rahlf, Wayne R. W. Bishop, Gregory L. Reichter, Benny K. Nelson, Rodger I. Spears, Bruce R. Crenshaw, Vladimir Kladnitsky
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Patent number: 8226786Abstract: Approaches to providing z-filter media constructions are provided. Preferred corrugated media, filter constructions having such corrugated media, and filter systems using such filter constructions are provided. Also, preferred methods of forming filter constructions are provided.Type: GrantFiled: March 17, 2004Date of Patent: July 24, 2012Assignee: Donaldson Company, Inc.Inventors: Kevin J. Schrage, Eugene Lensing, Donald Raymond Mork, Troy Murphy, Jeff S. Rahlf, Gregory L. Reichter, Daniel T. Risch
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Publication number: 20110232244Abstract: 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: ApplicationFiled: April 4, 2011Publication date: September 29, 2011Applicant: Donaldson Company, Inc.Inventors: KEVIN J. SCHRAGE, Eugene Lensing, Jeff S. Rahlf, Wayne R.W. Bishop, Gregory L. Reichter, Benny K. Nelson, Rodger I. Spears, Bruce R. Crenshaw, Vladimir Kladnitsky
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Patent number: 7967886Abstract: Z-filter media pack arrangements and methods for providing them are described. Certain aspects concern a cured-in-place seal on an outside of a coiled z-filter media combination. Other aspects concern a cured-in-place center core, 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: June 6, 2005Date of Patent: June 28, 2011Assignee: Donaldson Company, Inc.Inventors: Kevin J. Schrage, Eugene Lensing, Jeff S. Rahlf, Wayne R. W. Bishop, Gregory L. Reichter, Benny K. Nelson, Rodger I. Spears, Bruce R. Crenshaw, Vladimir Kladnitsky
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Patent number: 7931724Abstract: A filter element arrangement is provided which includes a media pack including 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 overmold preferably comprises molded, foamed, polyurethane. A variety of media pack shapes can be used.Type: GrantFiled: March 13, 2009Date of Patent: April 26, 2011Assignee: Donaldson Company, Inc.Inventors: Kevin J. Schrage, Troy Murphy, Donald Raymond Mork
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Publication number: 20090151311Abstract: An air filter arrangement is disclosed. The air filter arrangement includes strips of media comprising fluted sheets secured to facing sheets and forming inlet and outlet flutes secured to one another in a stack. Media pack arrangements including such stacked media with peripheral, perimeter, housing seal arrangements are described. Also described are air cleaners including the filter cartridges. Methods of assembly and use are also provided. Also, systems of use are described.Type: ApplicationFiled: January 12, 2006Publication date: June 18, 2009Applicant: Donaldson Company, Inc.Inventors: Gregory L. Reichter, Wayne R.W. Bishop, Benny Kevin Nelson, Darrel Wegner, Bruce R. Crenshaw, Vladimir Kladnitsky, Thomas G. Miller, Donald Raymond Mork, Kevin J. Schrage, Richard J. Osendorf, Bradley A. Kuempel, Thomas John Lundgren, Jordan S. Flagstad
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Publication number: 20090145095Abstract: The disclosure concerns air cleaners (70) and replacement parts for air cleaners. A preferred replacement part air filter cartridge (1) is depicted which includes first and second ends, with filter media extending therebetween; and, a laterally outwardly flexible axial seal ring (22) on the first end, circumscribing an air flow exit aperture. Examples of preferred filter cartridges with preferred laterally flexible axial seal rings (22) thereon, are shown and described. Also described is an air cleaner (70) including the filter cartridge (1). Further, an air cleaner including an air aperture (105) in communication with a region between an axial seal ring (22) and a radially extending dust shield (45) is provided. Methods of assembly and use are described.Type: ApplicationFiled: July 11, 2006Publication date: June 11, 2009Applicant: DONALDSON COMPANY, INC.Inventors: William Michael Juliar, David Escher, Kevin J. Schrage
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Publication number: 20090064646Abstract: An air filter arrangement is (300) disclosed. The air filter 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. Media pack arrangements including such stacked media with a molding arrangement to secure and seal opposite side edges of the media strips, are described. Also described are filter cartridges including such media pack (301) and air cleaners including the filter cartridges. Methods of assembly and use are also provided. Also, systems of use are described.Type: ApplicationFiled: August 5, 2005Publication date: March 12, 2009Applicant: Donaldson Company, Inc.Inventors: Gregory L. Reichter, Wayne R.W. Bishop, Benny Kevin Nelson, Darrel Wegner, Bruce R. Crenshaw, Vladimir Kladnitsky, Thomas G. Miller, Donald Raymond Mork, Kevin J. Schrage, Richard J. Osendorf, Bradley A. Kuempel, Thomas John Lundgren
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Publication number: 20080307759Abstract: An air cleaner arrangement is shown. The air cleaner arrangement includes a serviceable filter cartridge comprising strips of media arranged in a stacked configuration. The strips of media each comprise a corrugated sheet secured to a facing sheet. A preferred filter cartridge positioned within the air cleaner arrangement, is depicted.Type: ApplicationFiled: January 12, 2006Publication date: December 18, 2008Applicant: DONALDSON COMPANY INC,Inventors: Gregory L. Reichter, Wayne R.W. Bishop, Benny Kevin Nelson, Darrel Wegner, Bruce R. Crenshaw, Vladimir Kladnitsky, Donald Raymond Mork, Kevin J. Schrage, Richard J. Osendorf, Bradley A. Kuempel, Thomas John Lundgren, Jordan S. Flagstad
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Publication number: 20080250766Abstract: Z-filter media pack arrangements and methods for providing them are described. Certain aspects concern a cured-in-place seal on an outside of a coiled z-filter media combination. Other aspects concern a cured-in-place center core, 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: ApplicationFiled: June 6, 2005Publication date: October 16, 2008Applicant: Donaldson Company, Inc.Inventors: Kevin J. Schrage, Eugene Lensing, Jeff S. Rahlf, Wayne R.W. Bishop, Gregory L. Reichter, Benny K. Nelson, Rodger I. Spears, Bruce R. Crenshaw, Vladimir Kladnitsky
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Patent number: 6955701Abstract: An improved filter element is provided. In preferred form, the filter element includes first and second end caps, with media extending therebetween. The end caps are preferably formed from foamed polyurethane, and preferably there are no outer peripheral standoff indents provided in the end caps. Each end cap preferably includes a standoff ring, spaced from an outer perimeter, positioned therein. Preferred approaches to manufacturing such elements are provided.Type: GrantFiled: March 28, 2002Date of Patent: October 18, 2005Assignee: Donaldson Company, Inc.Inventor: Kevin J. Schrage
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Publication number: 20030182911Abstract: An improved filter element is provided. In preferred form, the filter element includes first and second end caps, with media extending therebetween. The end caps are preferably formed from foamed polyurethane, and preferably there are no outer peripheral standoff indents provided in the end caps. Each end cap preferably includes a standoff ring, spaced from an outer perimeter, positioned therein. Preferred approaches to manufacturing such elements are provided.Type: ApplicationFiled: March 28, 2002Publication date: October 2, 2003Inventor: Kevin J. Schrage
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Patent number: D416308Type: GrantFiled: July 24, 1998Date of Patent: November 9, 1999Assignee: Donaldson Company, Inc.Inventors: Dennis E. Ward, Kevin J. Schrage, Paul R. Coulonvaux, Johan G. Dewit, Jeffrey J. Ivarson