发明名称 Playing-field enclosure
摘要 In a playing-field enclosure, particularly for ball games, having a peripheral, vertical band-including a plurality of sheet-type band elements that can be connected to one another with a form-fit in order to assure simple assembly and storage connecting elements are disposed between two respective sheet-type band elements, the connecting elements having a support surface and a connecting rib that extends vertically upward from the support surface; the connecting rib has vertically-extending U profiles on opposite sides or sides that are offset from one another by 90°, the band elements being inserted into the profiles with a form-fit; and the support surface has upwardly-extending retaining mandrels in the positioning region of the band elements, the mandrels engaging corresponding retaining recesses of the band elements inserted into the U profiles.
申请公布号 US6394918(B1) 申请公布日期 2002.05.28
申请号 US20000589198 申请日期 2000.06.08
申请人 ERHARD SPORT INTERNATIONAL GMBH & CO. 发明人 ERHARD KURT
分类号 A63C19/06;(IPC1-7):A63B69/00 主分类号 A63C19/06
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