Patents Assigned to Terry B. Whitfield
  • Ball tossing apparatus
    Patent number: 4669444
    Abstract: A ball tossing apparatus which automatically varies the direction of successive tosses is disclosed. The apparatus comprises a ball feeding unit and a ball tossing unit. The ball tossing unit comprises a housing which is pivotally mounted on a stand. A cam shaft is mounted in the housing and has a cam which extends through the bottom wall of the housing and rests on a tilt plate mounted on the stand. Rotation of the cam shaft and cam after each toss changes the tilt angle of the housing and therefore the direction of the next toss.
    Type: Grant
    Filed: January 18, 1985
    Date of Patent: June 2, 1987
    Assignee: Terry B. Whitfield
    Inventors: Terry B. Whitfield, Masami Shigeta