发明名称 Playing field obstacle device
摘要 An obstacle device for use on a playing field has a base and a frame approximating in shape the front profile of a human head and torso. The frame is coupled to the base. The frame includes a collapsible frame member that has an expanded configuration that defines an expanded frame area. The frame member also has a collapsed configuration that defines a collapsed frame area that is less than the expanded frame area. A covering material is attached to the frame so that the covering material is spread by the frame when the frame member is in the expanded configuration.
申请公布号 ZA200606011(B) 申请公布日期 2007.12.27
申请号 ZA20060006011 申请日期 2006.07.20
申请人 THE SOCCER WALL COMPANY 发明人 ELDER, JAMES;LOPEZ, PETER-MATIAS T.
分类号 A63B63/00;A63B69/00;A63B69/34;B32B;B32B15/00;B32B17/06;C23C;C23C16/00 主分类号 A63B63/00
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