Patents by Inventor Arthur J. LaFave

Arthur J. LaFave 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).

  • Draft sensor including strain sensor coupled to load strap
    Patent number: 4640368
    Abstract: A draft force sensor includes a bracket fixed to a tractor frame part. The bracket includes a pair of laterally-spaced legs which support a shaft to which is coupled the fore-end of a draft link. An end of the shaft is coupled to one end of a load strap. The other end of the load strap is pinned at the bracket to allow fore-and-aft loading of the strap from the shaft. A strain sensor is received in an aperture in a central portion of the load strap.
    Type: Grant
    Filed: February 27, 1986
    Date of Patent: February 3, 1987
    Assignee: Deere & Company
    Inventors: Carl E. Kittle, Arthur J. LaFave, David L. Olson