Patents by Inventor Rex A. Hanson

Rex A. Hanson 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: 5110253
    Abstract: Three functions on a work vehicle are controlled by two interconnected levers. The first lever controls the first and second functions and the second lever controls the first and third functions. The control levers are interconnected by a yoke having three downwardly projecting tangs. Two of the tangs are provided with connections points for the first and second control function linkages. The third tang provides a mounting point for a ball joint. A stub shaft is coupled to the yoke and the main ball joint and projects from the yoke into a stationary guide slot. The second lever is mounted to the stub shaft and the yoke. The second lever is also provided with a link having a connection point for the third control function linkage.
    Type: Grant
    Filed: December 21, 1990
    Date of Patent: May 5, 1992
    Assignee: Deere & Company
    Inventors: Paul J. Ernst, Rex A. Hanson