发明名称 Spring loop with protective covering
摘要 <p>A spring loop assembly is provided which has an expanded configuration and a collapsed configuration. The spring loop assembly can be twisted and folded from the expanded configuration to reduce the overall size of the spring loop assembly in the collapsed configuration. The spring loop assembly includes a loop member forming a continuous loop, with the loop member having an elongated cross-section throughout. The loop member forms a plurality of concentric loops when in the collapsed configuration. The spring loop assembly further includes a covering surrounding the outer surface of the loop member in a tight-fit manner, the covering having an elongated cross-section throughout.</p>
申请公布号 EP0902137(A1) 申请公布日期 1999.03.17
申请号 EP19980116614 申请日期 1998.09.02
申请人 PATENT CATEGORY CORPORATION 发明人 ZHENG, YU
分类号 B60J1/20;E04H15/40;(IPC1-7):E04H15/40 主分类号 B60J1/20
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