Patents by Inventor Grant Gillispie

Grant Gillispie 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).

  • Support grid and alignment apparatus for a filter element and housing
    Patent number: 8828115
    Abstract: An air filter element is provided with an anti-crown support grid on a clean side of the filter media. The support grid includes one or more elongated mounting members provided along periphery portions of the grid and at least one support rib spanning between and secured at opposing ends to the mounting members. The mounting members are embedded within a peripheral seal frame. The support grid may include at least one alignment feature sized, configured and positioned to be receivable into a complimentary feature of a housing so as to positionally lock the filter element and the housing.
    Type: Grant
    Filed: August 29, 2011
    Date of Patent: September 9, 2014
    Assignee: Mann & Hummel GmbH
    Inventors: Grant Gillispie, Alexander Braithwaite, Michael Desjardins
  • Supplemental filter media support insert for an air cleaner
    Patent number: 8287614
    Abstract: A supplemental filter media support insert is provided for use with a filter element to reinforce the filter media against filter media deformation resulting from fluid flow induced forces. The support insert is configured for installation into an air cleaner near the filter outlet face and includes support ribs which may be generally aligned to overlay reinforcement bands provided on filter media.
    Type: Grant
    Filed: August 10, 2009
    Date of Patent: October 16, 2012
    Assignee: Mann+Hummel GmbH
    Inventors: Grant Gillispie, John Chamberlin
  • SUPPORT GRID AND ALIGNMENT APPARTUS FOR A FILTER ELEMENT AND HOUSING
    Publication number: 20110308213
    Abstract: An improved air filter element is provided with an anti-crown support grid on a clean side of the filter media. The support grid includes one or more elongated mounting members provided along periphery portions of the grid and at least one support rib spanning between and secured at opposing ends to the mounting members. The mounting members are embedded within a peripheral seal frame. The support grid may include at least one alignment feature sized, configured and positioned to be receivable into a complimentary feature of a housing so as to positionally lock the filter element and the housing.
    Type: Application
    Filed: August 29, 2011
    Publication date: December 22, 2011
    Applicant: MANN+HUMMEL GMBH
    Inventors: Grant Gillispie, Alexander Braithwaite, Michael Desjardins
  • SUPPLEMENTAL FILTER MEDIA SUPPORT INSERT FOR AN AIR CLEANER
    Publication number: 20110030322
    Abstract: A supplemental filter media support insert is provided for use with a filter element to reinforce the filter media against filter media deformation resulting from fluid flow induced forces. The support insert is configured for installation into an air cleaner near the filter outlet face and includes support ribs which may be generally aligned to overlay reinforcement bands provided on filter media.
    Type: Application
    Filed: August 10, 2009
    Publication date: February 10, 2011
    Applicant: MANN+HUMMEL GMBH
    Inventors: Grant Gillispie, John Chamberlin