发明名称 METHODS FOR INSTALLING A THROWER'S CIRCLE
摘要 A method for installing a thrower's circle in the ground of an athletic field includes assembling a form for constructing a thrower's circle dimensioned for a player throwing at least one of a hammer, a shot put, and a discus from a plurality of sections having mounted thereto a plurality of arcuate portions. When the plurality of sections are assembled together, the plurality of arcuate sections together form a full circle, and wherein a portion of the plurality of sections is disposed outside the full circle and a portion of the plurality of sections is disposed inside the full circle. The method further includes excavating the ground, placing the assembled form in the excavated ground, placing cement in the assembled form, and allowing the cement to dry.
申请公布号 US2012297727(A1) 申请公布日期 2012.11.29
申请号 US201213481300 申请日期 2012.05.25
申请人 OLIVER WAYNE;SPORTSFIELD SPECIALTIES, INC. 发明人 OLIVER WAYNE
分类号 E02D17/02;A63B69/00 主分类号 E02D17/02
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