发明名称 Adjustable batting tee having a removably attachable base mechanism
摘要 An adjustable portable batting tee assembly for placement on to a horizontal support surface includes a first hollow tubular post having a lower end and an inner surface, a second tubular post telescopically engaging the first tubular post, a first felt piston wiper, a ball support coupled to the second tubular post, a post mount mechanism, and a base coupled to the mount mechanism. The first wiper is positioned between the first and second posts to enable adjustment of the height of the batting tee assembly between a lower and upper height limits. The mount mechanism includes a support body, an expansion plug and upper and lower fastening elements. The expansion plug and the upper fastening element are configured to be removably received within the lower end of the first tubular body. The expansion plug is configured to releasably engage the inner surface of the first tubular post.
申请公布号 US8821322(B1) 申请公布日期 2014.09.02
申请号 US201313800343 申请日期 2013.03.13
申请人 Wilson Sporting Goods Co. 发明人 Jorgens David A.;Greene Timothy D.;Lopez Jose L.
分类号 A63B69/00 主分类号 A63B69/00
代理机构 代理人 O'Brien Terence P.
主权项 1. A portable batting tee assembly comprising: a first tubular post having a lower end, an upper end and an inner surface; a second tubular post telescopically engaged with the first tubular post, a ball support coupled to the second tubular post; a base; and a post mount mechanism including a support body, an expansion plug and upper and lower fastening elements, the support body including a cylindrical bearing portion and a base engaging portion connected to the base, the bearing portion, the expansion plug and the upper fastening element configured to be removably received within the lower end of the first tubular post, the post mount mechanism removably attachable to the first tubular post in a first position wherein the bearing portion, the expansion plug and the upper fastening element are positioned within the lower end of first tubular post and the outer diameter of the expansion plug bears against the inner surface of the first tubular post to fixedly secure the lower end of the first tubular post to the mount mechanism, and a second position wherein the first tubular post is movable with respect to, and separable from, the bearing portion and the expansion plug.
地址 Chicago IL US
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