发明名称 Rib for umbrella has closed U-shape profile to withstand wind and storm forces
摘要 <p>The rib has a closed U-shaped profile to open out with a high resistance against distortion. The closed profile has no sharp edges.</p>
申请公布号 DE202004018335(U1) 申请公布日期 2005.01.20
申请号 DE20042018335U 申请日期 2004.11.25
申请人 KNIRPS LICENCE CORPOSATION GMBH & CO. KG 发明人
分类号 A45B25/00;A45B25/02;A45B25/22;(IPC1-7):A45B25/22 主分类号 A45B25/00
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