Invention Application
- Patent Title: GOLF BALL
-
Application No.: US15683393Application Date: 2017-08-22
-
Publication No.: US20170348564A1Publication Date: 2017-12-07
- Inventor: Takahiro SHIGEMITSU , Hidetaka INOUE
- Applicant: DUNLOP SPORTS CO. LTD.
- Applicant Address: JP Kobe-shi
- Assignee: DUNLOP SPORTS CO. LTD.
- Current Assignee: DUNLOP SPORTS CO. LTD.
- Current Assignee Address: JP Kobe-shi
- Priority: JP2014-135406 20140630; JP2014-135407 20140630; JP2015-099149 20150514; JP2015-099150 20150514
- Main IPC: A63B37/00
- IPC: A63B37/00

Abstract:
An object of the present invention is to provide a golf ball showing a low spin rate on driver shots and a high spin rate on approach shots. The present invention provides a golf ball having a low hardness part having a hardness in a range from 5 to 40 in Shore D hardness or a lowest hardness point in a core hardness distribution in a region located at a distance from 36.0% to 65.0% of a radius of the golf ball from a center point of the golf ball.
Public/Granted literature
- US10350459B2 Golf ball Public/Granted day:2019-07-16
Information query