GB2363727A - Improved multi-layer golfball - Google Patents

Improved multi-layer golfball

Info

Publication number
GB2363727A
GB2363727A GB0122981A GB0122981A GB2363727A GB 2363727 A GB2363727 A GB 2363727A GB 0122981 A GB0122981 A GB 0122981A GB 0122981 A GB0122981 A GB 0122981A GB 2363727 A GB2363727 A GB 2363727A
Authority
GB
United Kingdom
Prior art keywords
cover layer
layer
golfball
improved multi
outer cover
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Granted
Application number
GB0122981A
Other versions
GB2363727B (en
GB0122981D0 (en
Inventor
Michael J Sullivan
Viktor Keller
Thomas J Kennedy
John T Neill
William Risen
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Top Flite Golf Co
Original Assignee
Top Flite Golf Co
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Top Flite Golf Co filed Critical Top Flite Golf Co
Publication of GB0122981D0 publication Critical patent/GB0122981D0/en
Publication of GB2363727A publication Critical patent/GB2363727A/en
Application granted granted Critical
Publication of GB2363727B publication Critical patent/GB2363727B/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • A—HUMAN NECESSITIES
    • A63—SPORTS; GAMES; AMUSEMENTS
    • A63B—APPARATUS FOR PHYSICAL TRAINING, GYMNASTICS, SWIMMING, CLIMBING, OR FENCING; BALL GAMES; TRAINING EQUIPMENT
    • A63B37/00—Solid balls; Rigid hollow balls; Marbles
    • A63B37/0003—Golf balls
    • A—HUMAN NECESSITIES
    • A63—SPORTS; GAMES; AMUSEMENTS
    • A63B—APPARATUS FOR PHYSICAL TRAINING, GYMNASTICS, SWIMMING, CLIMBING, OR FENCING; BALL GAMES; TRAINING EQUIPMENT
    • A63B37/00—Solid balls; Rigid hollow balls; Marbles
    • A63B37/0003—Golf balls
    • A63B37/0023—Covers
    • A63B37/0029—Physical properties
    • A63B37/003—Coefficient of restitution
    • A—HUMAN NECESSITIES
    • A63—SPORTS; GAMES; AMUSEMENTS
    • A63B—APPARATUS FOR PHYSICAL TRAINING, GYMNASTICS, SWIMMING, CLIMBING, OR FENCING; BALL GAMES; TRAINING EQUIPMENT
    • A63B37/00—Solid balls; Rigid hollow balls; Marbles
    • A63B37/0003—Golf balls
    • A63B37/0023—Covers
    • A63B37/0029—Physical properties
    • A63B37/0031—Hardness
    • A—HUMAN NECESSITIES
    • A63—SPORTS; GAMES; AMUSEMENTS
    • A63B—APPARATUS FOR PHYSICAL TRAINING, GYMNASTICS, SWIMMING, CLIMBING, OR FENCING; BALL GAMES; TRAINING EQUIPMENT
    • A63B37/00—Solid balls; Rigid hollow balls; Marbles
    • A63B37/0003—Golf balls
    • A63B37/0023—Covers
    • A63B37/0029—Physical properties
    • A63B37/0033—Thickness
    • A—HUMAN NECESSITIES
    • A63—SPORTS; GAMES; AMUSEMENTS
    • A63B—APPARATUS FOR PHYSICAL TRAINING, GYMNASTICS, SWIMMING, CLIMBING, OR FENCING; BALL GAMES; TRAINING EQUIPMENT
    • A63B37/00—Solid balls; Rigid hollow balls; Marbles
    • A63B37/0003—Golf balls
    • A63B37/0023—Covers
    • A63B37/0029—Physical properties
    • A63B37/0034—Deflection or compression
    • A—HUMAN NECESSITIES
    • A63—SPORTS; GAMES; AMUSEMENTS
    • A63B—APPARATUS FOR PHYSICAL TRAINING, GYMNASTICS, SWIMMING, CLIMBING, OR FENCING; BALL GAMES; TRAINING EQUIPMENT
    • A63B37/00—Solid balls; Rigid hollow balls; Marbles
    • A63B37/0003—Golf balls
    • A63B37/005—Cores
    • A63B37/0051—Materials other than polybutadienes; Constructional details
    • A63B37/0052—Liquid cores
    • A—HUMAN NECESSITIES
    • A63—SPORTS; GAMES; AMUSEMENTS
    • A63B—APPARATUS FOR PHYSICAL TRAINING, GYMNASTICS, SWIMMING, CLIMBING, OR FENCING; BALL GAMES; TRAINING EQUIPMENT
    • A63B37/00—Solid balls; Rigid hollow balls; Marbles
    • A63B37/0003—Golf balls
    • A63B37/005—Cores
    • A63B37/0051—Materials other than polybutadienes; Constructional details
    • A63B37/0053—Thread wound

Landscapes

  • Health & Medical Sciences (AREA)
  • General Health & Medical Sciences (AREA)
  • Physical Education & Sports Medicine (AREA)
  • Compositions Of Macromolecular Compounds (AREA)
  • Injection Moulding Of Plastics Or The Like (AREA)

Abstract

A golf ball comprising a core (10), an inner cover layer (14) formed over the core (10), the inner cover layer (14) having a Shore D hardness of at least 60 as measured on the curved surface thereof, and an outer cover layer (16) formed over the inner cover layer (14), the outer cover layer (16) having a Shore D hardness of no more than 53 as measured on the curved surface thereof, at least one of the inner and outer cover layers (14, 16) comprising at least one member selected from the group consisting of polycarbonates, reaction-injection-molded polyurethanes, and styrene-butadiene elastomers.
GB0122981A 1999-03-29 1999-03-29 Improved multi-layer golf ball Expired - Fee Related GB2363727B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/US1999/006748 WO2000057963A1 (en) 1999-03-29 1999-03-29 Improved multi-layer golf ball

Publications (3)

Publication Number Publication Date
GB0122981D0 GB0122981D0 (en) 2001-11-14
GB2363727A true GB2363727A (en) 2002-01-09
GB2363727B GB2363727B (en) 2003-07-23

Family

ID=22272454

Family Applications (1)

Application Number Title Priority Date Filing Date
GB0122981A Expired - Fee Related GB2363727B (en) 1999-03-29 1999-03-29 Improved multi-layer golf ball

Country Status (5)

Country Link
JP (1) JP2002539906A (en)
AU (1) AU761196B2 (en)
CA (1) CA2366400C (en)
GB (1) GB2363727B (en)
WO (1) WO2000057963A1 (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2401344A (en) * 2001-03-20 2004-11-10 Callaway Golf Co A golf ball with a moulded cover
US7803874B2 (en) 2006-07-18 2010-09-28 Bridgestone Sports Co., Ltd. Golf ball material, golf ball and method for preparing golf ball material
US20220162443A1 (en) * 2020-11-25 2022-05-26 Launch Technologies Co., Ltd. Thermoplastic polyurethane composition, golf ball, and method for making golf ball

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4762322A (en) * 1985-08-05 1988-08-09 Spalding & Evenflo Companies, Inc. Golf club
US5779562A (en) * 1993-06-01 1998-07-14 Melvin; Terrence Multi-core, multi-cover golf ball
US5813923A (en) * 1995-06-07 1998-09-29 Acushnet Company Golf ball

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5803831A (en) * 1993-06-01 1998-09-08 Lisco Inc. Golf ball and method of making same

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4762322A (en) * 1985-08-05 1988-08-09 Spalding & Evenflo Companies, Inc. Golf club
US5779562A (en) * 1993-06-01 1998-07-14 Melvin; Terrence Multi-core, multi-cover golf ball
US5813923A (en) * 1995-06-07 1998-09-29 Acushnet Company Golf ball

Also Published As

Publication number Publication date
WO2000057963A1 (en) 2000-10-05
AU761196B2 (en) 2003-05-29
CA2366400A1 (en) 2000-10-05
JP2002539906A (en) 2002-11-26
CA2366400C (en) 2007-07-03
GB2363727B (en) 2003-07-23
GB0122981D0 (en) 2001-11-14
AU3212299A (en) 2000-10-16

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Legal Events

Date Code Title Description
732E Amendments to the register in respect of changes of name or changes affecting rights (sect. 32/1977)
732E Amendments to the register in respect of changes of name or changes affecting rights (sect. 32/1977)
PCNP Patent ceased through non-payment of renewal fee

Effective date: 20130329