发明名称 Ball toss apparatus
摘要 A ball toss apparatus for tossing a ball is disclosed. The ball toss apparatus includes an air compressor for compressing air. An air storage tank is connected to the air compressor for storing the compressed air. A pressure regulator is connected to the air storage tank for regulating the pressure of the compressed air contained in the air storage tank. A pneumatic air cylinder is connected to the air storage tank via a three-way solenoid actuated valve for receiving the compressed air. A ball launch arm is connected to the pneumatic cylinder for launching the ball.
申请公布号 US5980399(A) 申请公布日期 1999.11.09
申请号 US19970906737 申请日期 1997.08.06
申请人 VOLLEYBALL PRODUCTS INTERNATIONAL, INC. 发明人 CAMPBELL, DOUGLAS B.;CAMPBELL, JEFFREY J.
分类号 A63B69/00;A63B69/40;(IPC1-7):A63B69/00 主分类号 A63B69/00
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