Patent ID: 6916263

Claim:
An inflatable ball for ball games comprising: a circumference with a selected measurement (C); a surface having a number of interconnected basic panels comprising eighteen squares, twenty four trapezoids and eight equilateral triangles, said squares having four sides of substantially equal length (a) and two corresponding diagonals of length (d), said triangles having three sides of a substantially equal length (c) and a central point (Y) and said trapezoids having four sides composed of two legs of said length (a), one base of said length (a) and a smaller side of said length (c); said trapezoids being enclosed by three of said squares and one of said triangles, wherein said sides (c) of said trapezoids are connected to said sides (c) of said equilateral triangles and said sides (a) of said trapezoids are connected to said sides (a) of said squares; and the relation of said circumference measurement (C) with said length (c) ranging between a first ratio of (c)=6.436% (C) and a second ratio of (c)=6.25% (C) and said length (d) of said diagonals of said squares being substantially equal to one eighth of said measurement (C).