发明名称 Practicing apparatus for baseball and softball
摘要 A baseball and softball practicing apparatus includes a housing, a first feeding member mounted on the housing and having a first entrance, a second feeding member detachably mounted in the first feeding member and having a second entrance, and a locking device mounted on the first feeding member and detachably engaged with the second feeding member to lock the second feeding member in the first feeding member. Thus, the second feeding member is mounted on and removed from the first feeding member, so that the practicing apparatus can be used to select and change the baseball and the softball rapidly, thereby facilitating a user practicing the baseball or the softball.
申请公布号 US7290540(B2) 申请公布日期 2007.11.06
申请号 US20050086704 申请日期 2005.03.22
申请人 LU SHENG-HSIAO 发明人 LU SHENG-HSIAO
分类号 F41B4/00 主分类号 F41B4/00
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