ZIPPER Russian patent published in 2010 - IPC A44B9/14 

FIELD: personal use articles.

SUBSTANCE: zipper comprises two strips of profile permanent in length, arranged as elastic and resilient with elements of mutual engagement stretching along their whole length, movable lock serving for interaction of strips. The second strip is arranged as convex, the first strip is arranged as concave to provide for strips direction as they are imposed one onto another. At the second strip, in its middle part, there is a slot with elements of engagement along the whole length of strip. At the first side there are holes arranged at some distance between each other, and into which buttons with elements of engagement are inserted in free position. Between heads of buttons and external surface of the first strip there are elastic orifices provided, and pressing and holding of strips together are carried out by elements of buttons engagement to elements of the second strip engagement and by resilience of orifices.

EFFECT: invention provides for expansion of zipper functional capabilities.

3 dwg