Patent ID: 7645203

Claim:
A carcass of a ball for a ball game, comprising: a bladder with a valve for introducing air into said bladder; a fabric pocket layer located outside said bladder composed of: a plurality of fabric pieces sewn to form a spherical shape, with a hole for the valve, wherein the sewing thread for sewing said fabric pieces and the sewn margin are located at an inner side of said fabric pocket; an opening located on one of the fabric pieces for reversing the fabric layer and placing the bladder in an inside of the reversed fabric layer; a reinforcing member having a surface area greater than an area of said opening and less than a surface area of said one of the fabric pieces, said reinforcing member having a hole for the valve and is adhered to an inside surface of said fabric layer about a periphery of said opening; and an opening-cover formed in said one of said fabric pieces and adhered to said reinforcing member for closing said opening, wherein said hole for the valve is located in same position as said hole for the valve of said reinforcing member.