Invisible zipper head assembly structure

Abstract

The present invention provides an invisible zipper head assembly structure, including a sliding member and a pull member. The sliding member includes a base portion, a first lateral wall portion, a second lateral wall portion, a base seat, and a movable retaining element. The pull member can be movably cooperated with the movable retaining element. The first lateral wall portion and the second lateral wall portion extend upward from opposite side ends of the base portion, respectively. The movable retaining element can be movably placed on the base seat.

What is claimed is: 
     
         1 . An invisible zipper head assembly structure, comprising:
 a sliding member including a base portion, a first lateral wall portion, a second lateral wall portion a base seat and a movable retaining element; and   a pull member movably cooperating with the movable retaining element;   wherein the first lateral wall portion and the second lateral wall portion respectively extend upward from opposite side ends of the base portion, mutually correspond to each other, and are connected to a front end of the base portion disposed on the base portion and connected to a back end of the base portion, and wherein the base seat includes a through positioning opening located between the first lateral wall portion and the second lateral wall portion, the movable retaining element is movably disposed on the base seat, and one end of the movable retaining element includes a positioning portion passing through the through positioning opening;   wherein the top end of the first lateral wall portion includes a plurality of first micro convex structures, the top end of the second lateral wall portion includes a plurality of second micro convex structures, and the pull member contacts the at least one first micro convex structure or the at least one second micro convex structure to reduce a contact area of the pull member contacting one of the first lateral wall portion and the second lateral wall portion.   
     
     
         2 . The invisible zipper head assembly structure according to  claim 1 , wherein the top end of the first lateral wall portion includes a first concave-convex structure, and the top end of the second lateral wall portion includes a second concave-convex structure, the plurality of first micro convex structures are disposed on the first concave convex structure and the plurality of the second micro convex structures are disposed on the second concave convex structure. 
     
     
         3 . The invisible zipper head assembly structure according to  claim 2 , wherein the first concave-convex structure includes at least one first rib disposed at an innermost side of the top end of the first lateral wall portion, the plurality of first micro convex structures are disposed on at least one first rib, and the first concave-convex structure includes at least one first groove disposed at an outermost side of the top end of the first lateral wall portion, and a height of at least one first rib relative to the base portion is greater than the at least one first groove a height relative to the base portion; wherein the second concave-convex structure includes at least one second rib disposed at an innermost side of the top end of the second lateral wall portion, the plurality of second micro convex structures are disposed on the at least one second rib, the second concave-convex structure includes at least one second groove disposed at an outermost side of the top end of the second lateral wall portion, and a height of the at least one second rib relative to the base portion is greater than the height of the at least one second groove relative to the base portion; wherein the pull member and both of the at least one first groove and the at least one second groove are separated without contacting each other. 
     
     
         4 . The invisible zipper head assembly structure according to  claim 2 , wherein the first concave-convex structure includes at least one first rib disposed at an outermost side of the top end of the first lateral wall portion, the plurality of first micro convex structures are disposed on the at least one first rib, the first concave-convex structure includes at least one first groove disposed at an innermost side of the top end of the first lateral wall portion, and a height of the at least one the first rib relative to the base portion is greater than the height of the at the least one first groove relative to the base portion; wherein the second concave-convex structure includes at least one second rib disposed at an outermost side of the top end of the second side block, the plurality of second micro convex structures are disposed in the at least one second concave-convex structure including at least one second groove disposed at an innermost side of the top end of the second side block, and a height of the at least one second rib relative to the base portion is greater than a height of the at least one second groove relative to the base portion; wherein the pull member and both of at least one first groove and the at least one second groove are separated without contacting each other. 
     
     
         5 . The invisible zipper head assembly structure according to  claim 2 , wherein the first concave-convex structure includes at least two first grooves disposed on the top end of the first lateral wall portion and at least one first rib located between at least two of the first grooves, the plurality of a first micro convex structure is disposed on the at least one first rib, and a height of one of the at least two of the first ribs relative to the base portion is greater than a height of at least one of the first grooves relative to the base portion; wherein the second concave-convex structure includes at least two second grooves disposed on the top end of the second lateral wall portion and at least one second rib located between at least two of the second grooves, the plurality of the second micro convex structures is disposed on the at least one second rib, and a height of one of the at least two of the second ribs relative to the base portion is greater than a height of the at least one second groove relative to the base portion; wherein the pull member and both of the first groove and the second groove are separated from each other without contacting each other. 
     
     
         6 . An invisible zipper head assembly structure, comprising:
 a sliding member including a sliding member, a base portion, a first lateral wall portion, a second lateral wall portion, a base seat, and a movable retaining element; and   a pull member movably cooperating with the movable retaining element;   wherein the first lateral wall portion and the second lateral wall portion respectively extend upward from opposite side ends of the base portion, and the movable retaining element is movably disposed on the base seat;   wherein the top end of the first lateral wall portion includes a plurality of first micro convex structures, the top end of the second lateral wall portion includes a plurality of second micro convex structures, and the pull member contacts the at least one first micro convex structure or the at least one second micro convex structure to reduce contact area of the pull member contacting one of the first lateral wall portion and the second lateral wall portion.   
     
     
         7 . The invisible zipper head assembly structure according to  claim 6 , wherein the top end of the first lateral wall portion includes a first concave-convex structure, and the top end of the second lateral wall portion includes a second concave-convex structure; wherein the plurality of first micro convex structures are disposed on the first concave-convex structure, and a plurality of the second micro convex structures are disposed on the second concave-convex structure. 
     
     
         8 . An invisible zipper head assembly structure, comprising:
 a sliding member including a first lateral wall portion, and a second lateral wall portion; and   a pull member movably cooperating with the movable retaining element;   wherein the top end of the first lateral wall portion includes a plurality of first micro convex structures, the top end of the second lateral wall portion includes a plurality of second micro convex structures, and the pull member contacts the at least one first micro convex structure or the at least one second micro convex structure to reduce a contact area of the pull member contacting one of the first lateral wall portion and the second lateral wall portion.   
     
     
         9 . The invisible zipper head assembly structure according to  claim 8 , wherein the top end of the first lateral wall portion includes a first concave-convex structure, and the top end of the second lateral wall portion includes a second concave-convex structure; wherein the plurality of first micro convex structures are disposed on the first concave-convex structure and the plurality of the second micro convex structures are disposed on the second concave-convex structure. 
     
     
         10 . The invisible zipper head assembly structure according to  claim 9 , wherein the first concave-convex structure includes at least one first rib disposed at the top end of the first lateral wall portion, the plurality of first micro convex structures are disposed on the at least one first rib, and the first concave-convex structure includes at least one first groove disposed at the top end of the first lateral wall portion; wherein the second concave-convex structure includes at least one second rib disposed at the top end of the second lateral wall portion, and the second micro convex structure includes at least one second rib disposed on the top end of the second lateral wall portion; wherein the pull member and both of the at least one first groove and the at least one second groove are separated from each other without contacting each other.