Title:
GOLF BALL
Document Type and Number:
Japanese Patent JP2017153642
Kind Code:
A
Abstract:
PROBLEM TO BE SOLVED: To provide a golf ball capable of improving hitting accuracy of putting by improving the surface of the golf ball.SOLUTION: A substantially-spherical golf ball 1 includes a plurality of dimples 2 receding from a spherical surface to a central side of the sphere. The golf ball includes a plurality of putt strike points 3 that form a part of the spherical surface of the golf ball 1 as a non-dimple area, the circumference of which is surrounded by the plurality of dimples 2, and that has no dimples 2. A minimum diameter of each putt strike point 3 is defined as 5 mm or more. The golf ball 1 includes the putt strike points 3 at a plurality of parts on the surface, and the respective putt strike points 3 are equally distributed on the golf ball surface at equal intervals.SELECTED DRAWING: Figure 1
Inventors:
IWATA NOBUAKI
Application Number:
JP2016038535A
Publication Date:
September 07, 2017
Filing Date:
March 01, 2016
Export Citation:
Assignee:
IWATA NOBUAKI
International Classes:
A63B37/00
Attorney, Agent or Firm:
Takenobu Samejima