Patents by Inventor Everett L. Restad

Everett L. Restad 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).

  • Stair climbing and descending attachment for a hand truck
    Patent number: 4046391
    Abstract: The present invention is an attachment for a hand truck. The attachment comprises two truss members welded to the hand truck and two elongated rail members, each secured to one of the truss members. The rail members each include an elongated slide of an ultra-high molecular weight polymer which provide a low-friction surface for slidably supporting the hand truck on the edge of a stair.
    Type: Grant
    Filed: June 14, 1976
    Date of Patent: September 6, 1977
    Assignee: Nutting Truck and Caster Company
    Inventors: Everett L. Restad, Roger W. Pitan