To provide a golf ball having thoroughly different colors in the dimple and the land part thereof even if the entire surface of the golf ball is color painted after burrs on a parting line have been removed by grinding, and a method for manufacturing the golf ball.
The method for manufacturing a golf ball includes the steps of forming the golf ball by using a mold, which mold includes a groove for forming a projecting land part which is ground after the formation of the golf ball is provided in a cavity wall surface near the entire circumference of a parting line, and the golf ball is treated so that the color of the entire land part 34 of the golf ball is different from the color of dimples 35. The treatment includes the steps of grinding a parting line part 32 of the golf ball formed by using the mold, performing first spherical surface grinding to grind the entire spherical surface 34 of the golf ball, color painting the entirety 34, 35 of the golf ball, and performing second spherical surface grinding to grind the entire spherical surface 34 of the golf ball.
SATO KATSUNORI
| JPS6034469A | 1985-02-22 | |||
| JPS63158075A | 1988-07-01 | |||
| JP2005073845A | 2005-03-24 | |||
| JP2001187172A | 2001-07-10 | |||
| JPH05111550A | 1993-05-07 | |||
| JPH0751405A | 1995-02-28 | |||
| JPS6034469A | 1985-02-22 | |||
| JPS63158075A | 1988-07-01 | |||
| JP2005073845A | 2005-03-24 | |||
| JP2001187172A | 2001-07-10 |
| US6981927B2 | 2006-01-03 |
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