Patent ID: 8246493
Filing Date: 2012-08-21
Classification: A63B

Abstract:
1. A batting practice apparatus comprising: a base formed with a fixed portion, a tubular portion formed to extend upward from an upper side of said fixed portion, and an accommodating groove formed under said upper side of said fixed portion; said tubular portion having a free end bored with an internal hole communicating with said accommodating groove; said internal hole of said tubular portion being defined by a circumferential wall bored with exhaust aperture; a batting unit mounted on said free end of said tubular portion and having one end positioned in said internal hole of said tubular portion; an air-pump unit installed in said internal hole of said tubular portion, connected with the one end of said batting unit for carrying out interaction, and formed with a seat having an interior hollow chamber; said seat having an upper portion bored with a through hole communicating with said hollow chamber and a lower portion provided with an air-pump valve communicating with said hollow chamber, and further set with an exhaust valve corresponding to said exhaust aperture; and at least one suction unit assembled in said accommodating groove of said fixed portion and communicating with another end of said air-pump unit, wherein in case of receiving external force, said batting unit interacts with said air pump unit to pump air out of said suction unit from said exhaust aperture in said circumferential wall of said tubular portion so that said base can be firmly sucked and fixed on a flat surface by said suction unit.