Patents by Inventor James E. Haws

James E. Haws 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).

  • Longitudinally adjustable lift arm for a three-point hitch
    Patent number: 6149180
    Abstract: An adjustable length lower lift arm is provided for a tractor three-point hitch to enable the tractor to be conveniently and quickly attached to an implement. The adjustable length lower lift arm includes a rearwardly extending connector bar which is movable by means of a hydraulic cylinder positioned in the housing of the lower lift arm. The rearwardly extending bar is moved by means of the hydraulic cylinder to enable the connector at the rearward end of the bar to be aligned with the connector on the implement.
    Type: Grant
    Filed: December 28, 1998
    Date of Patent: November 21, 2000
    Inventor: James E. Haws