Title:
Golf ball
Document Type and Number:
Japanese Patent JP6304631
Kind Code:
B2
Abstract:
L1 represents a ratio of a lift coefficient relative to a drag coefficient, the lift coefficient and the drag coefficient being measured under conditions of a Reynolds number of 1.290×105 and a spin rate of 2820 rpm. L2 represents a ratio of a lift coefficient relative to a drag coefficient, the lift coefficient and the drag coefficient being measured under conditions of a Reynolds number of 1.771×105 and a spin rate of 2940 rpm.
Inventors:
Kohei Mimura
Takahiro Sajima
Takahiro Sajima
Application Number:
JP2014133826A
Publication Date:
April 04, 2018
Filing Date:
June 30, 2014
Export Citation:
Assignee:
Sumitomo Rubber Industries, Ltd.
International Classes:
A63B37/00
Domestic Patent References:
JP200775600A | ||||
JP2006142012A | ||||
JP2004290614A | ||||
JP2003290390A |
Foreign References:
US5846141 |
Attorney, Agent or Firm:
Patent business corporation Yuko patent office
Kengo Oka
Sumitomo Norio
Kuroyoshi Murohashi
Hiroshi Kasakawa
Kei Someya
Yukari Imamura
Hiroomi Nakao
Kengo Oka
Sumitomo Norio
Kuroyoshi Murohashi
Hiroshi Kasakawa
Kei Someya
Yukari Imamura
Hiroomi Nakao