Patents by Inventor Marc Chapman

Marc Chapman 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).

  • Publication number: 20230383816
    Abstract: A planetary gear system and a planet gear fastener assembly for a planetary gear system includes a planet gear having a planet gear axis, a carrier connected to the planet gear, and a sun gear that engages the planet gear. The planetary gear fastener assembly includes a washer having a washer axis and configured to be positioned against an axial end of the planet gear and a fastener extending through the washer to couple the washer to the carrier. The fastener includes a fastener axis positioned to be radially offset from the planet gear axis of the planet gear.
    Type: Application
    Filed: February 22, 2023
    Publication date: November 30, 2023
    Inventors: RANDALL L. LONG, MARC CHAPMAN, BRITON T. EASTMAN
  • Patent number: 11679674
    Abstract: An implement coupler for a work vehicle includes a support frame having a drive opening and an array of electric machine mounts arranged about the drive opening. A gearbox is mounted on the support frame and has a gearbox shaft extending through the drive opening. At least one drive pulley is coupled to the gearbox for rotation. At least one endless member is disposed about the drive pulley for rotation therewith. A first electric machine is mounted on the support frame at a first of the electric machine mounts and having a first input pulley coupled to the drive pulley by the at least one endless member.
    Type: Grant
    Filed: May 2, 2022
    Date of Patent: June 20, 2023
    Assignee: DEERE & COMPANY
    Inventor: Marc Chapman
  • Publication number: 20070067145
    Abstract: A method and apparatus for creating, modifying, elaborating and analyzing a task template is disclosed. The task templates created or modified are preferably stored in a repository of templates which are used for further task template specification.
    Type: Application
    Filed: August 25, 2004
    Publication date: March 22, 2007
    Applicant: SIFT, LLC
    Inventors: Christopher Miller, Robert Goldman, Harry Funk, Peggy Wu, John Meisner, Joshua Hamell, Marc Chapman, Peggy Norquist