Patents by Inventor Benny K. Nelson

Benny K. Nelson 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).

  • Patent number: 11097215
    Abstract: An air cleaner assembly is disclosed, along with related methods. In one aspect, the air cleaner assembly has a housing including a housing body and a removable cover that together define an interior volume for holding a filter cartridge. The housing body can include a first plurality of lugs, wherein each of the first plurality of lugs has a first engagement surface disposed at a first angle that is oblique to a rotational plane of the cover. A second plurality of lugs can be provided on the cover, wherein each of the second plurality of lugs has a second engagement surface disposed at the first angle. A lock mechanism can also be provided that is disposed on the cover, wherein the lock mechanism includes a lock member axially movable between a locked position and an unlocked position to selectively secure the cover to the housing body.
    Type: Grant
    Filed: December 13, 2019
    Date of Patent: August 24, 2021
    Assignee: Donaldson Company, Inc.
    Inventors: Daniel E. Adamek, Richard J. Osendorf, Benny K. Nelson, Joseph A. Einberger
  • Patent number: 11020699
    Abstract: 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: Grant
    Filed: September 17, 2019
    Date of Patent: June 1, 2021
    Assignee: 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
  • Patent number: 11014036
    Abstract: 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 through configuration. Preferred cartridges include a seal gasket positioned to extend continuously around at outer perimeter of the straight through flow construction. The fluid cleaner assembly can have a precleaner positioned therein. Preferred features are described. Methods of assembly and use are also provided.
    Type: Grant
    Filed: July 1, 2019
    Date of Patent: May 25, 2021
    Assignee: Donaldson Company, Inc.
    Inventors: William J. Krisko, Wayne R. W. Bishop, Steven S. Gieseke, Benny K. Nelson
  • Patent number: 11007468
    Abstract: A filter cartridge arrangement for use in air cleaners is provided. The filter cartridge arrangement includes a media pack including a plurality of inlet flutes and outlet flutes extending between first and second opposite flow faces and formed from an arrangement of facing sheet secured to corrugated sheet. An example cartridge includes a preform secured to the media pack. In some forms, the preform includes an arrangement extending over one of the flow faces.
    Type: Grant
    Filed: December 5, 2019
    Date of Patent: May 18, 2021
    Assignee: Donaldson Company, Inc.
    Inventor: Benny K. Nelson
  • Publication number: 20210086121
    Abstract: An air cleaner assembly is disclosed. In one aspect, the air cleaner assembly includes a housing defining an inlet and an outlet, and including an access opening between the inlet and outlet. The air cleaner also includes a filter cartridge received within the housing and covering the access opening. The air cleaner also includes a lock mechanism. The lock mechanism is movable between an unlocked position in which the filter cartridge can be installed and removed from the housing and a locked position in which the filter cartridge is secured within the housing. The filter cartridge and lock mechanism include interacting features allowing the lock mechanism to be moved from the unlocked position to the locked position only when the filter cartridge is installed within the housing.
    Type: Application
    Filed: October 7, 2020
    Publication date: March 25, 2021
    Inventors: Steven K. Campbell, David J. Burton, Benny K. Nelson, Timothy J. Wessels, Daniel E. Adamek, Robert D. Johnston
  • Patent number: 10864475
    Abstract: An air cleaner arrangement is shown. The air cleaner arrangement includes a serviceable filter cartridge. A preferred filter cartridge positionable within an air cleaner arrangement, is depicted.
    Type: Grant
    Filed: August 31, 2018
    Date of Patent: December 15, 2020
    Assignee: Donaldson Company, Inc.
    Inventors: Gregory L. Reichter, Wayne R. W. Bishop, Benny K. Nelson, Darrel Wegner, Bruce Crenshaw, Vladimir Kladnitsky, Donald Raymond Mork, Kevin Schrage, Richard J. Osendorf, Bradley A. Kuempel, Thomas J. Lundgren, Jordan S. Flagstad
  • Publication number: 20200289972
    Abstract: Air cleaner assemblies and components therefor are described. An example first or main filter cartridge is described which includes a media pack comprising fluted material secured to facing sheets. The media pack defines opposite inlet and outlet flow faces, with flutes extending in a direction therebetween. The cartridge defines a closed end, spaced from, but in overlap with, the outlet end face of the media pack.
    Type: Application
    Filed: February 20, 2020
    Publication date: September 17, 2020
    Inventors: Benny K. Nelson, John Kuhn, Donald Larson, David Nelson
  • Publication number: 20200246739
    Abstract: An air cleaner assembly is disclosed, along with related methods. In one aspect, the air cleaner assembly has a housing including a housing body and a removable cover that together define an interior volume for holding a filter cartridge. The housing body can include a first plurality of lugs, wherein each of the first plurality of lugs has a first engagement surface disposed at a first angle that is oblique to a rotational plane of the cover. A second plurality of lugs can be provided on the cover, wherein each of the second plurality of lugs has a second engagement surface disposed at the first angle. A lock mechanism can also be provided that is disposed on the cover, wherein the lock mechanism includes a lock member axially movable between a locked position and an unlocked position to selectively secure the cover to the housing body.
    Type: Application
    Filed: December 13, 2019
    Publication date: August 6, 2020
    Inventors: Daniel E. Adamek, Richard J. Osendorf, Benny K. Nelson, Joseph A. Einberger
  • Publication number: 20200197853
    Abstract: A filter cartridge arrangement for use in air cleaners is provided. The filter cartridge arrangement includes a media pack including a plurality of inlet flutes and outlet flutes extending between first and second opposite flow faces and formed from an arrangement of facing sheet secured to corrugated sheet. An example cartridge includes a preform secured to the media pack. In some forms, the preform includes an arrangement extending over one of the flow faces.
    Type: Application
    Filed: December 5, 2019
    Publication date: June 25, 2020
    Inventor: Benny K. Nelson
  • Publication number: 20200179862
    Abstract: An air filter arrangement is disclosed. The air filter arrangement includes media comprising corrugated media secured to facing media and defining a media pack having opposite flow faces. 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: Application
    Filed: January 29, 2020
    Publication date: June 11, 2020
    Inventors: Gregory Reichter, Wayne Bishop, Benny K. Nelson, Darrel Wegner, Bruce Crenshaw, Vladimir Kladnitsky, Thomas Miller, Donald Mork, Kevin Schrage, Richard Osendorf, Bradley Kuempel, Thomas Lundgren
  • Publication number: 20200114292
    Abstract: 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: Application
    Filed: September 17, 2019
    Publication date: April 16, 2020
    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
  • Patent number: 10569212
    Abstract: Air cleaner assemblies and components therefor are described. An example first or main filter cartridge is described which includes a media pack comprising fluted material secured to facing sheets. The media pack defines opposite inlet and outlet flow faces, with flutes extending in a direction therebetween. The cartridge defines a closed end, spaced from, but in overlap with, the outlet end face of the media pack.
    Type: Grant
    Filed: March 12, 2018
    Date of Patent: February 25, 2020
    Assignee: Donaldson Company, Inc.
    Inventors: Benny K. Nelson, John Kuhn, Donald Larson, David Nelson
  • Patent number: 10556201
    Abstract: An air filter arrangement is disclosed. The air filter arrangement includes media comprising corrugated media secured to facing media and defining a media pack having opposite flow faces. 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: Grant
    Filed: October 20, 2017
    Date of Patent: February 11, 2020
    Assignee: Donaldson Company, Inc.
    Inventors: Gregory Reichter, Wayne Bishop, Benny K. Nelson, Darrel Wegner, Bruce Crenshaw, Vladimir Kladnitsky, Thomas Miller, Donald Mork, Kevin Schrage, Richard Osendorf, Bradley Kuempel, Thomas Lundgren
  • Publication number: 20200038795
    Abstract: Air cleaner assemblies, components therefor, and features thereof are described. Also described are methods of assembly and use. In depicted examples, the air cleaner assemblies and components optionally use advantageous housing seal features. Methods of assembly and use are described.
    Type: Application
    Filed: December 1, 2017
    Publication date: February 6, 2020
    Inventors: Daniel E. ADAMEK, Benny K. NELSON, William VANAUDENHOVE, Antoine DECUGNIERE
  • Publication number: 20200001221
    Abstract: Air cleaner assemblies, components therefor, and features thereof are described. Also described are methods of assembly and use. In depicted examples, the air cleaner assemblies and components optionally use advantageous housing seal features. Methods of assembly and use are described.
    Type: Application
    Filed: September 13, 2019
    Publication date: January 2, 2020
    Inventors: Benny K. Nelson, Daniel Adamek, David Nelson, Dave Matalamaki
  • Patent number: 10518204
    Abstract: An air cleaner assembly is disclosed, along with related methods. In one aspect, the air cleaner assembly has a housing including a housing body and a removable cover that together define an interior volume for holding a filter cartridge. The housing body can include a first plurality of lugs, wherein each of the first plurality of lugs has a first engagement surface disposed at a first angle that is oblique to a rotational plane of the cover. A second plurality of lugs can be provided on the cover, wherein each of the second plurality of lugs has a second engagement surface disposed at the first angle. A lock mechanism can also be provided that is disposed on the cover, wherein the lock mechanism includes a lock member axially movable between a locked position and an unlocked position to selectively secure the cover to the housing body.
    Type: Grant
    Filed: July 23, 2018
    Date of Patent: December 31, 2019
    Assignee: Donaldson Company, Inc.
    Inventors: Daniel E. Adamek, Richard J. Osendorf, Benny K. Nelson, Joseph A. Einberger
  • Patent number: 10512877
    Abstract: A filter cartridge arrangement for use in air cleaners is provided. The filter cartridge arrangement includes a media pack including a plurality of inlet flutes and outlet flutes extending between first and second opposite flow faces and formed from an arrangement of facing sheet secured to corrugated sheet. An example cartridge includes a preform secured to the media pack. In some forms, the preform includes an arrangement extending over one of the flow faces.
    Type: Grant
    Filed: February 12, 2018
    Date of Patent: December 24, 2019
    Assignee: Donaldson Company, Inc.
    Inventor: Benny K. Nelson
  • Publication number: 20190366258
    Abstract: 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 through configuration. Preferred cartridges include a seal gasket positioned to extend continuously around at outer perimeter of the straight through flow construction. The fluid cleaner assembly can have a precleaner positioned therein. Preferred features are described. Methods of assembly and use are also provided.
    Type: Application
    Filed: July 1, 2019
    Publication date: December 5, 2019
    Inventors: William J. Krisko, Wayne R.W. Bishop, Steven S. Gieseke, Benny K. Nelson
  • Publication number: 20190358572
    Abstract: A filter element is provided according to the present invention. The filter element includes: (a) a media pack arrangement having first and second opposite ends, said media pack arrangement comprising: (i) an inner liner defining a safety central open volume; (ii) a multilayer laminate media construction circumscribing the inner liner and having a first end and a second end, wherein the multilayer laminate media construction comprises: (A) a filtration media layer arranged in a waved configuration, wherein the filtration media layer has a first side and a second side; (B) a first fibrous support layer adjacent the first side of the filtration media layer arranged in the waved configuration; (b) a first end cap at the first end of the media pack arrangement; said first end cap having a central aperture in flow communication with said safety central open volume; and (c) a second end cap at the second end of the media pack arrangement; said second end cap being a closed end cap.
    Type: Application
    Filed: July 23, 2019
    Publication date: November 28, 2019
    Inventors: Rakesh K. Yadav, Suresh Bommineni, Benny K. Nelson, Daniel E. Adamek
  • Patent number: 10421034
    Abstract: 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: Grant
    Filed: February 26, 2019
    Date of Patent: September 24, 2019
    Assignee: 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