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Separable bottom stop assembly of concealed slide fastener

A technology of invisible zipper and block, applied in the direction of sliding fastener element, application, fastener, etc., can solve problems such as trouble and difficulty

Inactive Publication Date: 2004-12-01
YKK CORP
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

Especially in concealed zippers, it is very difficult, or extremely cumbersome, to properly fit the detachable pin into and out of the box

Method used

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  • Separable bottom stop assembly of concealed slide fastener
  • Separable bottom stop assembly of concealed slide fastener
  • Separable bottom stop assembly of concealed slide fastener

Examples

Experimental program
Comparison scheme
Effect test

Embodiment Construction

[0033] Embodiments of the separable bottom stopper device of the concealed slide fastener according to the present invention will be described in detail with reference to these drawings.

[0034] Such as Figures 1 to 3 As shown, the detachable bottom stop device of the concealed zipper according to the present invention includes three components, namely a square 1 , a square pin 2 , and a detachable pin 3 . Block 1, block pin 2, and detachable pin 3 are made of thermoplastic resins such as polyester, polyaldehyde, polypropylene, and polybutylene terephthalate in an integral manner, respectively, by injection molding or extrusion molding. become. The square pins 2 and the detachable pins 3 are approximately diamond-shaped and integrally fixed on the inner long edge of the zipper tape T, and are continuously connected with the zipper element E fixed on the side edge of the zipper tape T. The block 1 has an opening 4 at the front, and a block pin insertion opening 5 and a deta...

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PUM

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Abstract

In a separable bottom stop assembly of a concealed slide fastener, U-shaped guide portions are respectively connected continuously to ends of inner side edge of a box pin and a separable pin both in a shape of a prism for guiding flanges of the box having at a front face thereof an opening portion. Flat support portions are connected continuously to outsides of the guide portions, and the guide portions and the support portions made of thermoplastic resin are integrally molded to bottom ends of fastener stringer tapes, and the attaching of the box and fitting and detaching operations of the separable pin can be easily performed.

Description

technical field [0001] The present invention relates to a detachable bottom stop device comprising a square, a square pin, and a detachable pin fixed to the end of a zipper bar of a concealed zipper by means of separating the zipper into left and right zippers zipper strips to open the closed zipper strips, and to close the zipper strips that were opened. After the zipper strip is attached to an object to which the zipper strip is to be secured, the squares are attached to the square pins. Background technique [0002] There is conventionally a separable bottom stop arrangement for a concealed zipper comprising a block. A square pin, and a detachable pin. To install the detachable bottom stop device, the left and right zipper bars are sewn to an object to which the zipper is to be secured while the sliders and blocks are removed from it. Then the slider is assembled from the side of the square pin to the zipper bar with the square pin. After this, the square is inserted ...

Claims

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Application Information

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IPC IPC(8): A44B19/38
CPCA44B19/388Y10T24/2513Y10T24/2593Y10T24/2591A44B19/38
Inventor 明石俊次高泽成吉
Owner YKK CORP