Vinyl control joint

Abstract

A Vinyl Control Joint assembly for concrete structures having an outer surface includes an elongated and rigid fin or plate place in the middle of the device for extending two inches into either or both sides of newly formed concrete at a pre determined location from the surface.

1 . A Vinyl Control Joint device to be placed in newly poured concrete walls and structures creating a weak spot in the wall in order for a controlled crack to appear if and when any expansion/contraction and structural movements during and after concrete curing of the wall.  
   
   
       2 . A Vinyl Control Joint device according to  claim 1  wherein the device embodies an elongated barb at the end of the interior fin to hold it position within the concrete.  
   
   
       3 . A Vinyl Control Joint device according to  claim 1  wherein the device interior fin extends two inches into the concrete from the surface.  
   
   
       4 . A Vinyl Control Joint device according to  claim 1  wherein the device embodies a center exterior fin to be attached to the concrete forms or to be used as an attachment point for removal.  
   
   
       5 . A Vinyl Control Joint device according to  claim 1  wherein the device is manufactured of vinyl or plastic.  
   
   
       6 . A Vinyl Control Joint device according to  claim 1  wherein the device is cut to length at the point of use.  
   
   
       7 . A Vinyl Control Joint device according to  claim 1  wherein the device is placed inside of concrete forms prior to the pouring of the concrete.  
   
   
       8 . A Vinyl Control Joint device according to  claim 1  wherein the device is installed in newly poured concrete walls from the top of the wall to the bottom.  
   
   
       9 . A Vinyl Control Joint device according to  claim 1  wherein the device does not extend beyond two inches into the concrete wall.