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 The assembly includes a take-up roll on to and from which the material may be retracted and withdrawn.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 |
代理机构 |
|
代理人 |
|
主权项 |
|
地址 |
|