发明名称 Ball launching apparatus
摘要 A ball launching apparatus configured to launch balls to a user. The ball launching apparatus is configured such that a user may change an angle of trajectory T of launched balls by simply resting the ball launching apparatus on one of two different base portions. The ball launching apparatus is configured to receive, feed, and launch balls having different shapes, such as baseballs and footballs. A ball feed mechanism of the ball launching apparatus is driven by ball propulsion mechanism of the ball launching apparatus.
申请公布号 US6877501(B2) 申请公布日期 2005.04.12
申请号 US20030633671 申请日期 2003.08.05
申请人 MATTEL, INC. 发明人 WOJTKIEWICZ MARK;RUMFOLA, III ROSS;SHINN KEVIN R.;MOOMAW DAVE
分类号 F41B4/00;(IPC1-7):F41B4/00 主分类号 F41B4/00
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