Patent ID: 6092267
Filing Date: 2000-07-25
Classification: A44B,Y10T

Abstract:
A zipper closure comprising first and second rows of teeth formed on first and second bands, said teeth having free ends, when said zipper closure is being closed said free ends of said first row of teeth extend into an area of attachment of said teeth of said second row of teeth and vice versa, each of said free end of said teeth having a channel formed therein, each of said channels has a bottom which is convexly curved between opposite sides of said teeth that face other said teeth, said zipper closure further comprising a slider with a top cover plate and a bottom cover plate connected by a cross-piece, said slider having a wider front end and a narrower back end, said cross-piece having a front end directed towards said wider front end of said slider and a back end directed towards said narrower back end of said slider, said cross-piece including a tapered projection extending beyond said back end of said cross-piece and directed towards said narrower back end of said slider, whereby upon opening of said zipper closure said projection engages in said channels of said teeth and an outwardly directed force is exerted on said teeth.