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1. 发明授权

US09366079B1 Cord safety device for window coverings 有权
公开(公告)号：US09366079B1
公开(公告)日：2016-06-14
申请号：US14554059
申请日：2014-11-26
申请人： David Louis Jaggli
发明人： David Louis Jaggli
IPC分类号： E06B9/326
CPC分类号： E06B9/326 , E06B9/322
摘要： An elastic cord device for use in cooperation with a window covering device of the type having a plurality of pulleys, a plurality of housings, a plurality of lift cords extending from a head rail, the lift cords used to raise and lower a window covering material. The elastic cord device has a spiral helical shape. The elastic cord device has a first end and a second end. The first end of the elastic cord device attaching to the lift cords of the window covering device. The second end of the elastic cord device is exposed and is accessible so that the elastic cord device can be pulled to raise and lower the window covering material.A window covering device of the type having an elastic cord device, the elastic cord device attaching to the free ends of the lift cords of the window covering device.

2. 发明授权

US09810018B1 Cord safety device for window coverings 有权
公开(公告)号：US09810018B1
公开(公告)日：2017-11-07
申请号：US15177345
申请日：2016-06-09
申请人： David Louis Jaggli
发明人： David Louis Jaggli
IPC分类号： E06B9/326
CPC分类号： E06B9/326
摘要： An elastic cord device for use in combination with a window covering device of the type comprising a pulley, a plurality of lift cords, a head rail, the lift cords used to raise and lower a window covering material. The elastic cord device can have a spiral helical shape. The elastic cord device is exposed and accessible so that the elastic cord device can be pulled to raise and lower the window covering material.A window covering device comprising an elastic cord device, a head rail, a pulley, window covering material and lift cords; the elastic cord device is used to operate the window covering.

3. 发明授权

US08931539B1 Cord safety device for window coverings 有权
标题翻译：窗帘帘线安全装置
公开(公告)号：US08931539B1
公开(公告)日：2015-01-13
申请号：US13933125
申请日：2013-07-02
申请人： David Louis Jaggli
发明人： David Louis Jaggli
IPC分类号： E06B9/322 , E06B9/326
CPC分类号： E06B9/326 , E06B9/322
摘要： An elastic cord device for use in cooperation with a window covering device of the type having a plurality of pulleys, a plurality of housings, a plurality of lift cords extending from a head rail, the lift cords used to raise and lower a window covering material. The elastic cord device has a spiral helical shape. The elastic cord device has a first end and a second end. The first end of the elastic cord device attaching to the lift cords of the window covering device. The second end of the elastic cord device is exposed and is accessible so that the elastic cord device can be pulled to raise and lower the window covering material.A window covering device of the type having an elastic cord device, the elastic cord device attaching to the free ends of the lift cords of the window covering device.
摘要翻译：一种用于与具有多个滑轮类型的窗户覆盖装置配合使用的弹性绳装置，多个壳体，从头轨延伸的多个提升帘线，用于升高和降低窗户覆盖材料的提升绳。弹性绳装置具有螺旋形螺旋形状。弹性绳装置具有第一端和第二端。弹性绳装置的第一端附接到窗户覆盖装置的提升帘线。弹性绳装置的第二端被暴露并且可接近，使得可以拉动弹性绳装置以升高和降低窗户覆盖材料。具有弹性绳装置的类型的窗户覆盖装置，弹性绳装置附接到窗户覆盖装置的提升帘线的自由端。

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