Fastening device

Claim 1

A FASTENING DEVICE HAVING HOOKING ELEMENTS FORMED OF A FLEXIBLE RESILIENT MATERIAL INTO ONE OF HOOKS AND LOOPS CHARACTERIZED BY THE PROPERTY THAT PRESSING A SURFACE DEFINED BY THE HOOKS INTO FACE-TO-FACE RELATIONSHIP WITH A SURFACE DEFINED BY THE LOOPS WILL RESULT IN A LARGE NUMBER OF HOOKS ENGAGING A LARGE NUMBER OF LOOPS WHICH RESIST SEPARATION PARALLEL TO THE INTERFACIAL PLANE OF ENGAGEMENT BUT ARE READILY SEPARABLE BY PELLING FORCES APPLIED SUBSTANTIALLY NORMAL TO THIS INTERFACIAL PLANE AND COMPRISING A SEMI-RIGID PLASTIC STRIP HAVING AN ARCHED CROSS-SECTION AND DEFINING IN CROSS-SECTION A CONCAVE BASE AND A CONVEX SURFACE SUCH THAT PHYSICAL ATTACHMENT OF THE STRIP TO A FLAT SURFACE BY ANCHORING MEANS EXTENDING THROUGH THE STRIP AND INTO THE FLAT SURFACE WILL CAUSE THE STRIP TO FLATTEN WITHOUT BOWING AT ITS LONGITUDINAL EDGES SUCH THAT THE CONVEX SURFACE IS FLATTENED TO A PLANAR SURFACE, AND HOOKING ELEMENTS OF ONE OF SAID HOOKS AND LOOPS SECURED TO SAID SUBSTANTIALLY DEFINING SAID CONVEX SURFACE AND DEFINING SAID PLANAR SURFACE UPON FLATTENING.