Fastening strap

Abstract

A fastening strap is provided, including: a first fastening assembly, including a plurality of hooks and a first stretchable release layer including a first projection projecting beyond a base layer in a first direction, each of the plurality of hooks including a root portion and a curved portion, the curved portion extending from the root portion and curving toward a second direction, the second direction being lateral to the first direction; and a second fastening assembly, including a second stretchable release layer and a plurality of loops; wherein at least one of the plurality of hooks is releasably hooked to at least one of the plurality of loops.

What is claimed is: 
     
         1 . A fastening strap, including:
 a first fastening assembly, including a first layer and a first stretchable release layer, the first layer including a base layer and a plurality of hooks, the base layer including a first face and a second face, the first stretchable release layer attached to the first face, the plurality of hooks disposed on the second face, the plurality of hooks and the base layer being integrally formed form plastic by injection molding, the first stretchable release layer including a first projection projecting beyond the base layer in a first direction, each of the plurality of hooks including a root portion connected to the first face and a curved portion, the curved portion extending from the root portion and curving toward a second direction, the second direction being lateral to the first direction; and   a second fastening assembly, including a second layer and a second stretchable release layer, the second layer including a fabric portion and a plurality of loops, the fabric portion including a third face and a fourth face, the second stretchable release layer attached to the third face, the plurality of loops disposed on the fourth face;   wherein at least one of the plurality of hooks is releasably hooked to at least one of the plurality of loops.   
     
     
         2 . The fastening strap of  claim 1 , wherein the plurality of hooks include at least one first hook row and at least one second hook row, the at least one first hook row and the at least one second hook row are arranged in an interval in the first direction, each of the at least one first hook row includes a plurality of said hooks whose curved portions extend toward the same side, each of the at least one second hook row includes a plurality of said hooks whose curved portions extend toward the same side, and in the second direction each of the curved portions of the at least one first hook row and each of the curved portions of the at least one second hook row extend in opposite directions. 
     
     
         3 . The fastening strap of  claim 2 , wherein the curved portion of at least one of the plurality of hooks of the at least one first hook row and the curved portion of at least one of the plurality of hooks of the at least one second hook row are hooked to a same one of the plurality of loops. 
     
     
         4 . The fastening strap of  claim 1 , wherein the base layer of the first layer and the plurality of hooks are made from flexible material. 
     
     
         5 . The fastening strap of  claim 1 , wherein the second stretchable release layer includes a second projection projecting beyond the fabric portion in a direction toward the first direction, each of the plurality of loops includes an eye which is open toward an open direction, the open direction is lateral to the first direction, the open direction and the first direction define an angle therebetween, and the angle is smaller 90 degrees. 
     
     
         6 . The fastening strap of  claim 5 , wherein the plurality of loops include at least one first loop row and at least one second loop row, the at least one first loop row and the at least one second loop row are arranged in the second direction, each of the at least one first loop row includes a plurality of said loops whose eyes are open toward the same side, each of the at least one second loop row includes a plurality of said loops whose eyes are open toward the same side, and the open direction of at least one of the plurality of said loops of the at least one first loop row is lateral to the open direction of at least one of the plurality of said loops of the at least one second loop row. 
     
     
         7 . The fastening strap of  claim 1 , wherein the at least one of the plurality of loops includes a plurality of loop elements, and the at least one of the plurality of hooks is hooked to at least one of the plurality of loop elements. 
     
     
         8 . The fastening strap of  claim 1 , wherein the first stretchable release layer includes a stretchable base layer and two adhesive layers, one of the two adhesive layers is attached to and between the stretchable base layer and the first face, each of the two adhesive layers has a thickness smaller than a thickness of the stretchable base layer, and the adhesive layer is deformable together with the stretchable base layer. 
     
     
         9 . The fastening strap of  claim 1 , wherein the first stretchable release layer further includes two waterproof layers disposed at opposite sides of the first projection, and each of the two adhesive layers extends beyond the base layer in the first direction and connected between the first projection and one of the two waterproof layers. 
     
     
         10 . The fastening strap of  claim 3 , wherein the plurality of hooks include a plurality of said first hook rows and a plurality of said second hook rows; the base layer of the first layer and the plurality of hooks are made from flexible material; the fabric portion and the plurality of loops are made from flexible material; the second stretchable release layer includes a second projection projecting beyond the fabric portion in a direction toward the first direction, each of the plurality of loops includes an eye which is open toward an open direction, the open direction is lateral to the first direction, the open direction and the first direction define an angle therebetween, and the angle is smaller 90 degrees; the plurality of loops include at least one first loop row, at least one second loop row, at least one third loop row and at least one fourth loop row; the at least one first loop row, the at least one second loop row, the at least one third loop row and the at least one fourth loop row are arranged in the second direction; each of the at least one first loop row includes a plurality of said loops whose eyes are open toward the same side, each of the at least one second loop row includes a plurality of said loops whose eyes are open toward the same side, each of the at least one third loop row includes a plurality of said loops whose eyes are open toward the same side, each of the at least one fourth loop row includes a plurality of said loops whose eyes are open toward the same side; the at least one first loop row is neighboring to the at least one third loop row, the at least one fourth loop row is neighboring to the at least one second loop row, the eyes of the plurality of said loops of the at least one first loop row is open toward an open direction lateral to an open direction toward which the eyes of the plurality of said loops of the at least one second loop row; the second layer defines a reference line parallel to the first direction and has a lateral side on the first direction, at least one said first loop row and at least one said third loop row are located at a first side of the reference line, at least one said second loop row and at least one said fourth loop row are located at a second side of the reference line opposite to the first side; a total thickness of the first fastening assembly and the second fastening assembly is smaller than or equal to 1.00 cm; there is at least one of the plurality of hooks per square centimeters on the second face.