发明名称 Window covering
摘要 A window covering includes window covering material that extends from a first rail. A first lift cord extends from the first rail to a position adjacent the bottom of the window covering material. A first spacer cord extends from the first rail to a position adjacent to a bottom of the window covering material. First hitches extend from the first spacer cord to encircle the first lift cord. The window covering may have additional lift cords and may utilize other similar spacer cords having hitches that extend to those lift cords as well.
申请公布号 US8544522(B2) 申请公布日期 2013.10.01
申请号 US201113273375 申请日期 2011.10.14
申请人 LIN TZONG-FU;WHOLE SPACE INDUSTRIES LTD 发明人 LIN TZONG-FU
分类号 A47H5/00 主分类号 A47H5/00
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