Invention Grant
- Patent Title: Multi-layer core golf ball
- Patent Title (中): 多层核心高尔夫球
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Application No.: US14564348Application Date: 2014-12-09
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Publication No.: US09199131B2Publication Date: 2015-12-01
- Inventor: Michael J. Sullivan , Derek A. Ladd , Edmund A. Hebert
- Applicant: Acushnet Company
- Applicant Address: US MA Fairhaven
- Assignee: Acushnet Company
- Current Assignee: Acushnet Company
- Current Assignee Address: US MA Fairhaven
- Agent Margaret C. Baker
- Main IPC: A63B37/06
- IPC: A63B37/06 ; A63B37/00 ; A63B37/02 ; A63B37/04 ; B29C43/14 ; B29C43/18 ; B29C70/70 ; C08L9/00 ; C08L23/08 ; A63B45/00 ; A63B37/08 ; B29C43/30 ; B29C43/36 ; B29K105/00 ; B29L31/52 ; B29L31/54 ; C08L53/02 ; C08L75/02 ; C08L75/04

Abstract:
A golf ball comprising: an inner core having a compression of less than about 60, wherein the inner core comprises a highly neutralized thermoplastic ionomer; at least one intermediate layer surrounding the inner core, having a hardness of at least about 55 Shore D, a specific gravity and a flexural modulus such that each of the hardness, specific gravity and flexural modulus of the intermediate layer is greater than a hardness, a specific gravity, and a flexural modulus of the inner core; and a cover surrounding the at least one intermediate layer, having a flexural modulus and a Shore D hardness that are greater than a flexural modulus and a hardness of the inner core, and a Shore D hardness of the cover is at least 60.
Public/Granted literature
- US20150094169A1 MULTI-LAYER CORE GOLF BALL Public/Granted day:2015-04-02
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