Inflatable play pen and inflatable construction set

Abstract

An inflatable playpen has a base with shaped welds, an inflatable wall, and optionally a cover. At least one of the shaped welds has an interior portion removed. The inflatable wall has a plurality of rings. The rings are oriented so that their centers are substantially collinear. Each ring in the wall may be an air chamber. The cover has a securing means to keep it secured snugly to the base and wall of the inflatable playpen.

1 . An inflatable child containment device comprising: 
 a base, the base having at least one inflatable chamber and a plurality of shaped welds, at least one shaped weld having an interior portion removed; and    an inflatable wall connected to the base.    
   
   
       2 . The device of  claim 1 , wherein the wall further comprises a plurality of contiguous rings, the rings oriented so that their centers are substantially collinear.  
   
   
       3 . The device of  claim 1 , wherein the base has a plurality of inflatable chambers.  
   
   
       4 . The device of  claim 2 , wherein each ring has at least one air chamber not shared by another ring.  
   
   
       5 . The device of  claim 3 , wherein each ring has a plurality of air chambers.  
   
   
       6 . The device of  claim 1 , wherein the interior portion removed is circular.  
   
   
       7 . The device of  claim 2 , wherein the interior portion removed is circular.  
   
   
       8 . The device of  claim 1 , further comprising a cover adapted to cover the child containment device.  
   
   
       9 . The device of  claim 2 , further comprising a cover adapted to cover the child containment device.  
   
   
       10 . The device of  claim 4 , further comprising a cover adapted to cover the child containment device.  
   
   
       11 . The device of  claim 5 , further comprising a cover adapted to cover the child containment device.  
   
   
       12 . The device of  claim 6 , further comprising a cover adapted to cover the child containment device.  
   
   
       13 . The device of  claim 7 , further comprising a cover adapted to cover the child containment device.  
   
   
       14 . The device of  claim 8 , wherein the cover has an edge and a drawstring movably affixed to the edge, the drawstring oriented to minimize the perimeter of the opening.  
   
   
       15 . The device of  claim 9 , wherein the cover has an edge and a drawstring movably affixed to the edge, the drawstring oriented to minimize the perimeter of the opening.  
   
   
       16 . The device of  claim 10 , wherein the cover has an edge and a drawstring movably affixed to the edge, the drawstring oriented to minimize the perimeter of the opening.  
   
   
       17 . The device of  claim 13 , wherein the cover has an edge and a drawstring movably affixed to the edge, the drawstring oriented to minimize the perimeter of the opening.  
   
   
       18 . The device of  claim 10 , further comprising the cover having straps and Velcro tabs; and the base having openings for the straps to pass through.  
   
   
       19 . The device of  claim 16 , further comprising the cover having straps and Velcro tabs; and the base having openings for the straps to pass through.  
   
   
       20 . An inflatable child containment device comprising a base, the base having at least one inflatable chamber, a plurality of shaped welds, at least one shaped weld having an interior portion removed, and openings for straps to pass through; an inflatable wall connected to the base, the wall having a plurality of contiguous rings, each ring having a plurality of air chambers, the rings oriented so that their centers are substantially collinear; and a cover, the cover having an edge, a drawstring movably affixed to the edge to change the size of the perimeter of the edge, straps connected to the cover, and Velcro tabs connected to the cover and connectable to the straps.