发明名称 REMOVABLE AND REPLACEABLE PIVOTING DEVICE AND TRAINING APPARATUS FOR A BASEBALL BATTER USING THE PIVOTING DEVICE
摘要 The invention is a pivot device for use with baseball training devices. The pivot device is removable and replaceable to allow it to be cleaned to maintain proper functioning of the pivot device and/or to be replaced when the pivot device is worn out.
申请公布号 US2014155199(A1) 申请公布日期 2014.06.05
申请号 US201313764731 申请日期 2013.02.11
申请人 DelGreco Susan 发明人 DelGreco Susan
分类号 A63B69/00 主分类号 A63B69/00
代理机构 代理人
主权项 1. A removable and replaceable pivot device for use with a baseball training apparatus having a recessed pivot area for receiving said pivot device, said pivot device comprising: a top surface and a bottom surface, and being substantially circular in shape; a bearing surface positioned between said top surface and said bottom surface; said bottom surface being substantially complementary with said recessed pivot area and comprising a releasable securement means capable of releasably securing said bottom surface within said recessed pivot area of said baseball training apparatus.
地址 Millburn NJ US