Flat sheet, closable to form a carrying bag

Abstract

A surface-forming sheet ( 1 ) suitable for play that can be converted through two or more sewn-on zip fasteners ( 7 ) into a bag, closed at the top, which can receive, for example, building blocks or other equipment lying on the sheet ( 1 ).

1 . Flat sheet ( 1 ) formed to be closable to a carrying bag ( 15 ), comprising a textile surface structure with a round or polygonal shape and with means for erecting and bringing together a peripheral outer region thereof, including at least three zip fasteners ( 7 ) mounted on one surface side of the surface structure, forming sides of a triangle, each of the zip fasteners ( 7 ) having two zip fastener portions ( 7 ′), and ends ( 8 ′,  8 ″) of the zip fastener portions ( 7 ′) which are engageable together in an inlet area for a closing element ( 9 ) are arranged at an obtuse angle relative to one another.  
     
     
         2 . Flat sheet according to  claim 1 , wherein the two ends ( 8 ′,  8 ″) are connected together by the closing element ( 9 ), or lie mutually adjacent or slightly overlap each other when the surface structure is laid flat.  
     
     
         3 . Sheet according to  claim 1 , wherein the zip fastener portions ( 7 ′) extend in a curved path.  
     
     
         4 . Sheet according to  claim 1 , wherein loops ( 3 ) or straps ( 3 ′) are fastened to the peripheral outer region.  
     
     
         5 . Sheet according to  claim 4 , wherein the loops or straps ( 3 ′) form a portion of a support tape of the zip fastener or are directly fastened thereto.