发明名称 Window Shade with Enhanced Safety Features
摘要 Present invention teaches to build a Roman shade window curtain with enhanced child safety features built into the space between a front shade and a rear shade, where the “free play” of a lift cord is limited due to the “V” hole shape of a V-lock component and the outward pulling is also limited with the use of a safety connector generally place in between the mid vertical point of two rib pieces.
申请公布号 US2012233817(A1) 申请公布日期 2012.09.20
申请号 US201113049061 申请日期 2011.03.16
申请人 HSU KAI-SHENG;RAMIREZ RAMIRO M.;WANG CHIH YUNG 发明人 HSU KAI-SHENG;RAMIREZ RAMIRO M.;WANG CHIH YUNG
分类号 F16G11/10 主分类号 F16G11/10
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