Two -way zipper head device that draws

The utility model discloses a two -way zipper head device that draws, including drawing zipper head, ARC guide and pull ring, the upper and lower terminal surface that draws zipper head has all designed a rectangular shape guide block, the grooving that be used for location is still designed in the rear end of drawing zipper head, draw zipper head to take place the condition about running out of off side when ARC guide slides in order to prevent, a through -hole device that is used for installing spacing spring has still been designed at the lower extreme that draws zipper head, the design of the device novelty the metal ARC guide device of an integral type, and the design has positioning insertion grooves and interior circular arc guide way and excircle blocking edge, this two -way zipper head device that draws adopts the pull ring to link to each other with ARC guide and removes to draw zipper head, the design of ARC guide novelty the slip that is used for drawing zipper head of interior circular arc guide