Patents by Inventor Scott Andrew Waldal

Scott Andrew Waldal 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).

  • Heads for string trimmers and mowers
    Patent number: 11968924
    Abstract: A cutting head body for an agricultural machine, such as a mower or a trimmer, is configured to receive a cutting line for cutting weeds, grass, or other materials. The cutting head body includes an inlet area having a cavity with a node location configured to receive a node of a cutting line, and an outlet area having a cavity configured to open to an exterior of the cutting head body. The cutting head body may include a first passageway connecting the inlet area to the outlet area and a second passageway connecting the inlet area to the outlet area. The cutting head body is rotatable about a rotational axis to move the cutting line. In some embodiments, the cutting head body is fixed to a rotatable shaft. In some embodiments, the cutting head body rotates about a fixed shaft.
    Type: Grant
    Filed: April 16, 2021
    Date of Patent: April 30, 2024
    Assignee: ARDISAM, INC.
    Inventors: Robert John Ruppel, Scott Andrew Waldal, Matthew Michael Oestreich
  • HEADS FOR STRING TRIMMERS AND MOWERS
    Publication number: 20210321561
    Abstract: A cutting head body for an agricultural machine, such as a mower or a trimmer, is configured to receive a cutting line for cutting weeds, grass, or other materials. The cutting head body includes an inlet area having a cavity with a node location configured to receive a node of a cutting line, and an outlet area having a cavity configured to open to an exterior of the cutting head body. The cutting head body may include a first passageway connecting the inlet area to the outlet area and a second passageway connecting the inlet area to the outlet area. The cutting head body is rotatable about a rotational axis to move the cutting line. In some embodiments, the cutting head body is fixed to a rotatable shaft. In some embodiments, the cutting head body rotates about a fixed shaft.
    Type: Application
    Filed: April 16, 2021
    Publication date: October 21, 2021
    Inventors: Robert John Ruppel, Scott Andrew Waldal, Matthew Michael Oestreich