Golf ball

Details Golf ball Golf ball

2005-04-19

2005-04-19

Gorden, Raeann (Department: 3711)

Games using tangible projectile

Golf

Ball

Reexamination Certificate

active

06881160

ABSTRACT:
A golf ball1includes an A dimple having a diameter of 4.35 mm, a B dimple having a diameter of 3.9 mm, a C dimple having a diameter of 3.4 mm, and a D dimple having a diameter of 3.2 mm. All the dimples have circular plane shapes. A ratio PN of a number Na of the circular dimples having the diameters of 3.9 mm to 4.8 mm to a total number N of the dimples is 75% or more. A volume Va of the circular dimples having the diameters of 3.9 mm to 4.8 mm is 200 mm3to 300 mm3. A ratio PV of the volume Va to a total volume V of all the dimples is 70% to 95%. A surface area occupation ratio Y of all the dimples is 75% or more.

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patent: 5292132 (1994-03-01), Oka
patent: 6695721 (2004-02-01), Tavares et al.
patent: 20020119838 (2002-08-01), Moriyama
patent: 20030171167 (2003-09-01), Kasashima
patent: 62-192181 (1987-08-01), None
patent: 04-347177 (1992-12-01), None
patent: 2002-186684 (2002-02-01), None

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