Patents by Inventor Weldon N. Eichenberger

Weldon N. Eichenberger 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).

  • Folding earthworking implement and stops therefore
    Patent number: 4159038
    Abstract: The earthworking implement has a primary frame section and a wing frame section attached to each side of the primary frame section. A folding mechanism is provided for folding each wing frame section to a transport position. The folding mechanism includes a first arm pivotally attached to the primary frame section. A hydraulic cylinder is attached to the primary frame section and to the first arm for pivoting the first arm relative to the primary frame section. A second arm is attached to the first arm and to the wing frame section. The connection between the first arm and the second arm is a lost motion connection. The first arm has a stop which engages the primary frame section and a stop which engages the wing frame section when the wing frame section is in the transport position.
    Type: Grant
    Filed: December 23, 1977
    Date of Patent: June 26, 1979
    Assignee: Massey-Ferguson Inc.
    Inventor: Weldon N. Eichenberger