发明名称 Folding projection screen has a fabric screen with rear tensioning stays set into corner pockets and positioned through additional loops to prevent creasing
摘要 <p>A folding portable projection screen is made of fabric or foil and is fitted with a tensioning system on the rear. Flexible tensioning stays (6, 7) are set into corner pockets (2) on the rear of the screen and are additionally set through loops (4) applied to the rear of the screen in selected sites to stretch the screen without creasing. The additional loops are flexible and each stay connects two corner pockets.</p>
申请公布号 DE202004015307(U1) 申请公布日期 2004.12.09
申请号 DE20042015307U 申请日期 2004.10.05
申请人 MY ART GMBH 发明人
分类号 G03B21/58;(IPC1-7):G03B21/58 主分类号 G03B21/58
代理机构 代理人
主权项
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