Patents by Inventor James E. Seykora

James E. Seykora 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).

  • Apparatus for securing overlapping portions of two digger tooth members together
    Patent number: 4357765
    Abstract: An improvement is provided in apparatus for securing overlapped portions of two members together. In addition to a wedge conventionally inserted in holes generally axially aligned in the overlapped portions, a locking bar is provided for insertion longitudinally in the holes and has a notch with opposed faces for tightly engaging the outer surfaces of one of the members which is subject to less flexing movement than the other. The wedge and bar are secured together after insertion to prevent loosening of the wedge in service.
    Type: Grant
    Filed: July 8, 1981
    Date of Patent: November 9, 1982
    Assignee: United States Steel Corporation
    Inventor: James E. Seykora