Invention Grant
- Patent Title: Golf ball
- Patent Title (中): 高尔夫球
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Application No.: US13410012Application Date: 2012-03-01
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Publication No.: US09050500B2Publication Date: 2015-06-09
- Inventor: Atsushi Komatsu , Yuichiro Ozawa , Hiroshi Nasu
- Applicant: Atsushi Komatsu , Yuichiro Ozawa , Hiroshi Nasu
- Applicant Address: JP Tokyo
- Assignee: BRIDGESTONE SPORTS CO., LTD.
- Current Assignee: BRIDGESTONE SPORTS CO., LTD.
- Current Assignee Address: JP Tokyo
- Agency: Sughrue Mion, PLLC
- Main IPC: A63B37/00
- IPC: A63B37/00 ; A63B37/06 ; A63B37/08 ; A63B37/12 ; A63B37/14 ; C09D5/00

Abstract:
A golf ball of the present invention includes: a core located in the center of the golf ball; a cover surrounding the outside of the core and having plural dimples on the surface thereof; a paint layer surrounding the outside of the cover; and a top coat further surrounding the outside of the paint layer. The paint layer is formed of a material having rubber elasticity. The top coat may have a thickness of at most approximately 60 μm. A material for forming the paint layer has a first loss tangent, a material for forming the cover has a second loss tangent, and a difference Td between the first loss tangent and the second loss tangent may be at least approximately 0.05.
Public/Granted literature
- US20130157784A1 GOLF BALL Public/Granted day:2013-06-20
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