Roll blind having single safety cord

A safety wire and roller shutter technology, applied in door/window protection devices, shading screens, windows/doors, etc., can solve the problem of shortening the length of the pull wire, and achieve the purpose of shortening the length, continuous and convenient ascending, and preventing the neck from being entangled. Effect

Inactive Publication Date: 2014-04-23
金桢旼
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0021] However, according to the conventional roller blinds, the lower end of the cable cannot be separated to shorten the length of the cable, and the cable cannot be placed at a height that cannot be reached by children.

Method used

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  • Roll blind having single safety cord
  • Roll blind having single safety cord
  • Roll blind having single safety cord

Examples

Experimental program
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Effect test

Embodiment Construction

[0054] Hereinafter, preferred embodiments of the present invention will be described in more detail with reference to the accompanying drawings.

[0055] Roller blind 100 with a single safety thread according to the present invention, such as figure 1 As shown, the roll-up fabric W is wound around the roll rod 106 for storage, or unwrapped from the roll rod 106 for use.

[0056] The roller blind 100 with a single safety thread according to the present invention has a winding part 120 for raising or lowering the roller blind material W. As shown in FIG.

[0057] Such a winding unit 120 has a driving connector 122 located on the side of the winding bar 106 around which the roller shade material W is wound on the outer peripheral surface. The driving connector 122 is inserted into one end of the winding rod 106 .

[0058] Another driven connector 124 is inserted into the other end portion of the winding rod 106 , and the driven connector 124 is rotatably attached to one side br...

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PUM

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Abstract

The present invention relates to a roll blind having a single safety cord formed as one safety cord integrating a raising cord and a lowering cord for raising and lowering a blind fabric. When lower the blind fabric according to the present invention, a user can pull the single safety cord forward to disengage a clutch and rapidly lower the blind fabric. Further, when raising the blind fabric according to the present invention, the user can repeatedly pull the single safety cord directly downward to easily raise the blind fabric. In addition, according to the present invention, after the single safety cord is pulled downward, same is automatically returned upward to the original position thereof, enabling a user to continuously and conveniently raise the blind fabric. According to the present invention, the length of the single safety cord is made short to position the cord at a height inaccessible to the hands of a child to effectively prevent accidents such as the cord wrapping around the neck of a child or an infirm elderly person tripping on the cord.

Description

technical field [0001] The present invention relates to a roller blind device capable of shielding outdoor direct sunlight and protecting indoor private life, and more particularly relates to a roller blind with a single safety thread that integrates an ascending thread and a descending thread for raising and lowering a roller blind fabric into a single safety thread. Background technique [0002] Generally speaking, in the past, roller blinds (Roll Blind) were installed on the windows of various buildings, and were used as equipment for shading or adjusting indoor lighting or protecting indoor private life. [0003] Such a conventional roller blind usually includes one or a plurality of roller blind fabrics arranged in the horizontal direction. [0004] At the same time, this roller blind fabric is kept by being wound to the upper side roller rod or unwound from the roller rod to shade the window. [0005] According to such a conventional roller blind, a drive-side bracket...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): E06B9/42E06B9/56
CPCE06B9/56E06B9/42
Inventor 金桢旼
Owner 金桢旼
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