Title:
評価方法
Document Type and Number:
Japanese Patent JP7088754
Kind Code:
B2
Abstract:
An evaluation method includes determining, by a computer processor, the times of occurrence of states of a golf ball during its contact with a collision surface, from the behavior of the golf ball based on its collision with the collision surface. A slide time or slide amount is calculated by the computer processor, based on the times of occurrence of the states. The slide time is a period from the start to the stop of a slide of the golf ball on the collision surface. The slide amount is the amount of the slide during the period. Information on the slide time or slide amount is output by the computer processor.
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Inventors:
Takushi Shimizu
Hirotaka Shinohara
Hirotaka Shinohara
Application Number:
JP2018117784A
Publication Date:
June 21, 2022
Filing Date:
June 21, 2018
Export Citation:
Assignee:
Bridgestone Sports Co., Ltd.
International Classes:
A63B45/00
Domestic Patent References:
| JP2005087615A | ||||
| JP2010257415A | ||||
| JP2009112770A |
Foreign References:
| US20160008676 | ||||
| US7150178 | ||||
| US20030032494 |
Attorney, Agent or Firm:
Tadashige Ito
Tadahiko Ito
Tadahiko Ito