Patents by Inventor Durward E. De Chenne

Durward E. De Chenne 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).

  • Portable ball throwing apparatus
    Patent number: 6732724
    Abstract: The ball throwing apparatus of this invention is formed of a flat main frame plate which mounts a rotary ball throwing wheel and a confronting pad spaced from the wheel slightly less than the diameter of a ball to be thrown. The pad is mounted for adjusting said space for alternatively engaging and throwing baseballs and softballs. The main frame plate is mounted on the upper end of a vertical post by a first pivot for adjustable rotation about a horizontal axis for adjusting the curvature of flight of a thrown ball. The lower end of the post is mounted on a second pivot for rotation about a horizontal axis perpendicular to the first pivot for adjusting the trajectory of flight of a thrown ball, the bearing for the second pivot is mounted on a leg supporting cup for rotation about a vertical axis for adjusting the horizontal direction of a thrown ball.
    Type: Grant
    Filed: November 5, 2002
    Date of Patent: May 11, 2004
    Assignee: Jugs, Inc.
    Inventors: Kerry K. Paulson, Durward E. De Chenne
  • PORTABLE BALL THROWING APPARATUS
    Publication number: 20040084037
    Abstract: The ball throwing apparatus of this invention is formed of a flat main frame plate which mounts a rotary ball throwing wheel and a confronting pad spaced from the wheel slightly less than the diameter of a ball to be thrown. The pad is mounted for adjusting said space for alternatively engaging and throwing baseballs and softballs. The main frame plate is mounted on the upper end of a vertical post by a first pivot for adjustable rotation about a horizontal axis for adjusting the curvature of flight of a thrown ball. The lower end of the post is mounted on a second pivot for rotation about a horizontal axis perpendicular to the first pivot for adjusting the trajectory of flight of a thrown ball, the bearing for the second pivot is mounted on a leg supporting cup for rotation about a vertical axis for adjusting the horizontal direction of a thrown ball.
    Type: Application
    Filed: November 5, 2002
    Publication date: May 6, 2004
    Inventors: Kerry K. Paulson, Durward E. De Chenne
  • Batting practice tee
    Patent number: D451566
    Type: Grant
    Filed: March 5, 2001
    Date of Patent: December 4, 2001
    Inventor: Durward E. De Chenne