Wound golf ball
AssigneeBridgestone Sports Co., Ltd.
InventorShinichi Kakiuchi
Life of this patent
Estimating the term…
Abstract
A thread wound golf ball is provided comprising a liquid center having a center bag filled with a liquid, thread rubber, and a cover. The center bag is filled with 8-12 cm.sup.3 of the liquid containing at least 55% by weight of water. The ball is improved in initial speed and travels an increased flying distance.
Claims12
A thread wound golf ball comprising a liquid center having a center bag filled with a liquid, thread rubber wound on the liquid center, and a cover, wherein
- the liquid with which the center bag is filled has a volume of 8 to 12 cm and contains at least 55% by weight of water based on the weight of the liquid.
A thread wound golf ball comprising a liquid center having a center bag filled with a liquid, thread rubber wound on the liquid center, and a cover, wherein
- the liquid with which the center bag is filled has a volume of 8 to 12 cm.sup.3 and contains at least 55% by weight of water based on the weight of the liquid,
- the center bag has an inner diameter in the range of 24.8 to 28.4 mm, a thickness in the range of 2.3 to 3.0 mm, and a specific gravity in the range of 1.21 to 1.97.
Dependencies are inferred from the claim text.