Golf ball

Details Golf ball Golf ball

2006-01-17

2008-11-18

Trimiew, Raeann (Department: 3711)

Games using tangible projectile

Golf

Ball

Reexamination Certificate

active

07452292

ABSTRACT:
In a golf ball having, on a spherical surface, numerous dimples in a plurality of types of differing diameter, the dimples include smallest size dimples having a diameter of 2.7 mm or less and largest size dimples having a diameter of 4.3 mm or less. At least 50% of the total number of dimples are dimples in which an arc that connects mutually opposing positions on a wall of the dimple at a 70% dimple depth level with a deepest position on the dimple wall has a radius of curvature R of at least 15 mm.

REFERENCES:
patent: 6679791 (2004-01-01), Watanabe
patent: 6899643 (2005-05-01), Sajima et al.
patent: 6986720 (2006-01-01), Sajima et al.
patent: 7108615 (2006-09-01), Kasashima et al.
patent: 2003/0190968 (2003-10-01), Kasashima
patent: 2005/0113188 (2005-05-01), Sajima
patent: 2006/0178231 (2006-08-01), Kasashima
patent: 2006-51352 (2006-02-01), None
patent: 2006-218294 (2006-08-01), None

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