Patents Assigned to Kent J. Nall
  • Patent number: 4552120
    Abstract: The system includes a stance and stride chart adapted to lie flatly on the ground and having indicia thereon indicating home plate and the proper location for a batter's feet as he stands adjacent home plate in preparation for taking a stride during a batting swing. Further included is a ball toss device adapted to be positioned forwardly adjacent the stride chart and operable to loft a ball gently through the strike zone above the plate for hitting by the batter as he completes the swing. A catching net may be positioned forwardly of the chart to collect batted balls. The ball toss device is operable to loft a supply of balls sequentially and at spaced intervals toward the strike zone and has the capability of adjustment for accommodating either hardballs or larger diameter softballs.
    Type: Grant
    Filed: September 30, 1982
    Date of Patent: November 12, 1985
    Assignee: Kent J. Nall
    Inventors: Kent J. Nall, W. Christopher Barteldes, David W. Payne, Charles P. Rome, Wayne A. Abrams