The disclosure relates to a dimple arrangement of a golf ball in which 10 to 25 dimples of at least two different diameters are arranged in 24 congruent spherical triangles, respectively consisting of two equal sides and divided by the ridge lines of a complete 24-hedron so that the dimple arrangements...http://www.google.fr/patents/US4946167?utm_source=gb-gplus-shareBrevet US4946167 - Golf ball
