作者: Matthew R. Bixler , Dickie R. Bixler
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摘要: An apparatus for use in practicing the fundamentals of baseball is provided. The includes an opening accepting and capturing baseballs thrown at apparatus. covered by a number vertical flaps, behind which padded backstop. flaps are colored appropriately to designate typical strike zone. A pitchback machine provided propel from ball holding tray positioned beneath backstop accumulate balls or retain reservoir balls. motor-driven spinner plate situated integral circulating resting therein facilitating movement outlet path. path leads helical auger. auger conveys machine. may include channel member adapted receive auger, having shut off switch controlling flow down its length. adjustable stop adjacent distance sufficient presenting driven components apparatus, including electrically coordinated such that when one released machine, activated so as convey another member. also be supported upon transportable frame ready location another.