发明名称 Adjustable pitching platform
摘要 Adjustable pitching platform allows for users such as coaches to automatically and selectively adjust trajectories of balls being pitched by ball dispensing machines. The platform can be positioned beneath a stand for supporting machines for dispensing balls, such as softballs, baseballs, and tennis balls. The platform can have two sandwiched layers with the top layer have a rearward extending tab. The top layer can pivot up and down relative to the bottom layer, and the top layer can also swivel relative to the bottom layer, so that depressing the tab raises the front of the pitching machine, and moving the tab side-to-side rotates the pitching machine for changing the pitched ball trajectories over the vertical and horizontal axes. The platform allows for the machine to continuously pitch balls along different trajectories between each of the pitches without having to physically handle and move the machine, and without causing delay times between the pitched balls.
申请公布号 US6857424(B1) 申请公布日期 2005.02.22
申请号 US20030422168 申请日期 2003.04.24
申请人 PAYNE JEFFREY J. 发明人 PAYNE JEFFREY J.
分类号 A63B69/00;A63B69/40;F41B4/00;(IPC1-7):F41B4/00 主分类号 A63B69/00
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