Patents by Inventor Adam J. Kellerson

Adam J. Kellerson 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).

  • Hydraulic check valve utilizing an ortho-planar spring
    Patent number: 12366299
    Abstract: An orthoplanar spring for a hydraulic tensioner which has a flat, closed position, in which a flat center portion of the orthoplanar spring seals the inlet hole between the oil supply and the high pressure chamber of the tensioner and an open deformed position in which the flat center portion of the orthoplanar spring moves a distance to unseal the inlet hole such that fluid flows from the inlet supply through the openings in the orthoplanar spring and around the flat center portion to the high pressure chamber.
    Type: Grant
    Filed: August 31, 2022
    Date of Patent: July 22, 2025
    Assignee: BorgWarner, Inc.
    Inventors: Adam J. Kellerson, Steven M. Fleishman
  • HYDRAULIC CHECK VALVE UTILIZING AN ORTHO-PLANAR SPRING
    Publication number: 20240068582
    Abstract: An orthoplanar spring for a hydraulic tensioner which has a flat, closed position, in which a flat center portion of the orthoplanar spring seals the inlet hole between the oil supply and the high pressure chamber of the tensioner and an open deformed position in which the flat center portion of the orthoplanar spring moves a distance to unseal the inlet hole such that fluid flows from the inlet supply through the openings in the orthoplanar spring and around the flat center portion to the high pressure chamber.
    Type: Application
    Filed: August 31, 2022
    Publication date: February 29, 2024
    Inventors: Adam J. Kellerson, Steven M. Fleishman