Patents by Inventor Arthur Frank den Dulk

Arthur Frank den Dulk 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: 11330763
    Abstract: A harvesting machine designed to push ends of nut rows in after sweeping may include a bottomless basket removably attached to a ridable device, and a linear actuator operatively attached to the bottomless basket. The basket may include a back wall; a first side wall and a second side wall attached to and extending from the back wall at an angle such that first ends of each side wall attached to the back wall are closer together than second ends of each side wall positioned distal from the back wall; and a cross support attached to and extending between the second ends of the side walls. Each of the back wall and the side walls may have slotted sides and skid shoes attached to a bottom surface thereof.
    Type: Grant
    Filed: January 31, 2020
    Date of Patent: May 17, 2022
    Inventor: Arthur Frank den Dulk