Double-head zipper and draw-bar box
A double-ended zipper and chain element technology, which is applied in the field of nylon zippers, can solve the problems affecting the smoothness of the zipper pull and the misalignment of the chain elements, so as to improve the smoothness and aesthetics of the pull and prevent the misalignment of the chain elements.
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[0021] The present invention will be described in further detail below in conjunction with the accompanying drawings.
[0022] This specific embodiment is only an explanation of the present invention, and it is not a limitation of the present invention. Those skilled in the art can make modifications to this embodiment as required after reading this specification, but as long as they are within the rights of the present invention All claims are protected by patent law.
[0023] This embodiment relates to a double-head zipper, such as figure 2 As shown, it includes: two tooth chain belts 10, two sliders 11, a first socket 12, a first intubation tube 13, a second intubation tube 14, a second socket 15, a first support portion 16, and a second support portion 17. The third supporting part 18 and the fourth supporting part 19.
[0024] Wherein, the first socket 12 and the first insertion tube 13 are respectively fixedly assembled on the same end of the two tooth chain belts 10 ...
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