发明申请
- 专利标题： STIFFENED PULL CORD FOR ARCHITECTURAL COVERINGS
- 专利标题（中）： 用于建筑物覆盖物的高强度牵引绳
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申请号： US13985881申请日： 2012-02-16
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公开(公告)号： US20130319622A1公开(公告)日： 2013-12-05
- 发明人: Joseph E. Kovach , Paul G. Swiszcz
- 申请人： Joseph E. Kovach , Paul G. Swiszcz
- 国际申请： PCT/US12/25507 WO 20120216
- 主分类号： E06B9/326
- IPC分类号： E06B9/326
摘要：
A control element for actuating an operating mechanism for a retractable shade. The retractable shade having a flexible operating cord retractable and extendable from the operating mechanism, the flexible operating cord having a free end. The control element is attached to the flexible operating cord and includes a core having a length, the core being stiffened along the length so as to resist becoming entangled and an upper end of the length that is attached to the free end of the flexible operating cord.
公开/授权文献
- US09487997B2 Stiffened pull cord for architectural coverings 公开/授权日：2016-11-08
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