Golf ball

Details Golf ball Golf ball

2009-05-14

2011-10-25

Gorden, Raeann (Department: 3711)

Games using tangible projectile

Golf

Ball

Reexamination Certificate

active

08043168

ABSTRACT:
Golf ball2has a center8, a mid layer10and a cover6. The base polymer of the mid layer10includes an ionomer resin as a principal component. The surface hardness H1sof the center8is greater than the hardness H2of the mid layer10. The Shore D hardness H3of the cover6is equal to or greater than57. The weight W2of the mid layer10is greater than the weight W3of the cover6. The total weight (W2+W3) of the weight W2of the mid layer10and the weight W3of the cover6is 8.4 g or greater and less than 12.0 g. The total volume (V2+V3) of the volume V2of the mid layer10and the volume V3of the cover6is equal to or less than 10.0 cm3.

REFERENCES:
patent: 5553852 (1996-09-01), Higuchi et al.
patent: 5830085 (1998-11-01), Higuchi et al.
patent: 6129640 (2000-10-01), Higuchi et al.
patent: 6299551 (2001-10-01), Higuchi et al.
patent: 2006/0211517 (2006-09-01), Isogawa et al.

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