发明名称 Blinds, screens, partitions and doors
摘要 A screen assembly is provided having a web or sheet of material and a pair of spaced opposed elongate strengthening and supporting elements. A respective supporting element is secured to or formed along an edge of the material and each element is made from a relatively thin resilient non-extensible material. The assembly includes two opposed guide rails relative to which a respective element is received and guided for movement. The assembly includes a take-up roll on to and from which the material may be retracted and withdrawn.
申请公布号 US4825921(A) 申请公布日期 1989.05.02
申请号 US19870047877 申请日期 1987.05.06
申请人 RIGTER, STEVEN M. 发明人 RIGTER, STEVEN M.
分类号 E06B9/54;E06B9/58;(IPC1-7):E06B9/08 主分类号 E06B9/54
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