Title:
ゴルフボール
Document Type and Number:
Japanese Patent JP7363506
Kind Code:
B2
Abstract:
To provide a golf ball excellent in control performance in a shot by a short iron, and also excellent in a carry in a shot by a driver by a powerless player.SOLUTION: A golf ball has a large number of exposed parts 22 on its surface. An average value Hav of the height H of the exposed parts 22 is 0.5-50 μm. The surface of the golf ball includes at least one first zone and at least one second zone. An average value Hav1 of the height H of the exposed parts 22 in the first zone is larger than the average value Hav2 of the height H of the exposed parts 22 in the second zone. Preferably, the average value Hav1 and the average value Hav2 satisfy the following formula: 3≤(Hav1-Hav2)≤50.SELECTED DRAWING: Figure 6
Inventors:
Toshiyuki Takubo
Takahiro Sajima
Takahiro Sajima
Application Number:
JP2020006572A
Publication Date:
October 18, 2023
Filing Date:
January 20, 2020
Export Citation:
Assignee:
Sumitomo Rubber Industries, Ltd.
International Classes:
A63B37/00; A63B45/00
Domestic Patent References:
| JP2004147836A | ||||
| JP11192322A | ||||
| JP2011167507A | ||||
| JP2018033478A | ||||
| JP201172776A | ||||
| JP2015142599A | ||||
| JP2007535971A |
Foreign References:
| US20020025866 |
Attorney, Agent or Firm:
Ariko Patent Office
Previous Patent: Image forming apparatus and image forming method
Next Patent: semiconductor equipment
Next Patent: semiconductor equipment