Golf ball compositions

• US 8,030,384 B2
• Filed: 07/08/2008
• Issued: 10/04/2011
• Est. Priority Date: 03/07/2006
• Status: Active Grant

• Current Assignee: Acushnet Company (FILA Holdings Corp.)
• Original Assignee: Acushnet Company (FILA Holdings Corp.)
• Inventors: Bulpett, David A., Goguen, Douglas S., Ladd, Derek A., Comeau, Brian
• Primary Examiner(s): BUTTNER, DAVID J
• Application Number:
  US12/169,019
• Publication Number:
  US 20080274824A1
• Time in Patent Office: 1,183 Days
• Field of Search: None
• US Class Current: 524/335
• CPC Class Codes: A63B 37/0003 Golf balls
• CPC Class Codes: A63B 37/0051 Materials other than polybutadienes; Constructional details
• CPC Class Codes: A63B 37/00621 Centre hardness
• CPC Class Codes: A63B 37/00622 Surface hardness
• CPC Class Codes: A63B 37/0064 Diameter
• CPC Class Codes: A63B 37/0074 Two piece balls, i.e. cover and core

Abstract

Golf balls consisting of a core and a cover are disclosed. The core is a solid, single-layer core formed from a rubber composition comprising a base rubber and a quinhydrone. The core has a positive hardness gradient such that the difference between the core'"'"'s surface hardness and the core'"'"'s center hardness is 25 Shore C units or greater and/or the core has a diameter of from 1.51 inches to 1.59 inches.

Claims

1. A golf ball consisting of:

a solid, single-layer core having a diameter of from 1.51 inches to 1.59 inches and formed from a rubber composition comprising a base rubber and a quinhydrone; and

a cover.