Golf ball

Amusement devices: games – Board games – pieces – or boards therefor – Rotatably mounted board

Patent

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Details

273231, 273232, A63B 3708, A63B 3714

Patent

active

054679940

ABSTRACT:
A golf ball (G) comprises a liquid center (1), a rubber thread layer (2) formed around the liquid center (1) and a cover (3) covering the rubber thread layer (2), wherein said liquid center (1) has a diameter (L1) of 29.5 to 32.0 mm and the ratio, Y, of the sum total of the flat surface area (5S) of dimples (5) to the surface area (G-1) of the same sphere having no dimples formed thereon is within the range of 0.80 to 0.84. The total volumes of dimples (5) are in the range of 290 to 340 mm.sup.3. The dimples (5) include a plurality of kinds of dimples having different diameters.

REFERENCES:
patent: 4804189 (1989-02-01), Gobush
patent: 5033749 (1991-07-01), Kakiuchi et al.
patent: 5090705 (1992-02-01), Oka et al.
patent: 5192079 (1993-03-01), Sun et al.
patent: 5338038 (1994-08-01), Caforniga

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