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公开(公告)号：US09782658B2
公开(公告)日：2017-10-10
申请号：US15394795
申请日：2016-12-29
申请人： CLOUDGATE CORP.
发明人： Seongjun Kim
CPC分类号： A63B69/406 , A63B69/0002 , A63B69/409 , A63B2069/0008 , A63B2069/404 , A63B2225/09
摘要： A ball pitching device includes: a body portion including an upper frame and a lower frame; a first rotation shaft portion supported by the upper frame; a pitching unit configured to pitch a ball and rotate about the first rotation shaft portion and including a first pitching wheel and a second pitching wheel; a first pitching angle adjusting unit adjusting a vertical pitching angle by adjusting a relative length between a bottom surface of the upper frame and the pitching unit; and a second rotation shaft portion connecting the upper frame to the lower frame to be rotatable on a horizontal plane. The first rotation shaft portion is disposed between a center of the first pitching wheel and a center of the second pitching wheel.
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公开(公告)号：US09782638B2
公开(公告)日：2017-10-10
申请号：US15417196
申请日：2017-01-26
申请人： CLOUDGATE CORP.
发明人： Seongjun Kim
CPC分类号： A63B47/00 , A63B69/0002 , A63B69/40 , A63B69/406 , A63B2069/0008 , A63B2208/0204
摘要： A ball feeding device includes: a ball transfer tube comprising a ball lifting tube and a ball feeding tube; and a ball transfer module connected to the ball lifting tube and transferring the ball. The ball transfer module includes: a first rotating portion and a second rotating portion connected to opposite end portions of the ball lifting tube, respectively; a driving motor connected to the first rotating portion; a link connecting the first rotating portion and the second rotating portion; and a main support portion supporting the ball, the main support portion coupled to the link and passing through the ball lifting tube.
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