WO1998035729A1 - Canne de golf amelioree - Google Patents

Canne de golf amelioree Download PDF

Info

Publication number
WO1998035729A1
WO1998035729A1 PCT/NZ1998/000020 NZ9800020W WO9835729A1 WO 1998035729 A1 WO1998035729 A1 WO 1998035729A1 NZ 9800020 W NZ9800020 W NZ 9800020W WO 9835729 A1 WO9835729 A1 WO 9835729A1
Authority
WO
WIPO (PCT)
Prior art keywords
jade
sheet
golf club
recess
club
Prior art date
Application number
PCT/NZ1998/000020
Other languages
English (en)
Inventor
Lance Wilfred Lawrie
John Parry Evans
Malcolm John Spencer
James Ming Chi Lee
Original Assignee
Golfing Enterprises Limited
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 Golfing Enterprises Limited filed Critical Golfing Enterprises Limited
Priority to AU60079/98A priority Critical patent/AU6007998A/en
Publication of WO1998035729A1 publication Critical patent/WO1998035729A1/fr

Links

Classifications

    • A—HUMAN NECESSITIES
    • A63—SPORTS; GAMES; AMUSEMENTS
    • A63B—APPARATUS FOR PHYSICAL TRAINING, GYMNASTICS, SWIMMING, CLIMBING, OR FENCING; BALL GAMES; TRAINING EQUIPMENT
    • A63B53/00—Golf clubs
    • A63B53/04—Heads
    • A—HUMAN NECESSITIES
    • A63—SPORTS; GAMES; AMUSEMENTS
    • A63B—APPARATUS FOR PHYSICAL TRAINING, GYMNASTICS, SWIMMING, CLIMBING, OR FENCING; BALL GAMES; TRAINING EQUIPMENT
    • A63B53/00—Golf clubs
    • A63B53/04—Heads
    • A63B53/0408—Heads characterised by specific dimensions, e.g. thickness
    • A—HUMAN NECESSITIES
    • A63—SPORTS; GAMES; AMUSEMENTS
    • A63B—APPARATUS FOR PHYSICAL TRAINING, GYMNASTICS, SWIMMING, CLIMBING, OR FENCING; BALL GAMES; TRAINING EQUIPMENT
    • A63B53/00—Golf clubs
    • A63B53/04—Heads
    • A63B53/0416—Heads having an impact surface provided by a face insert
    • A—HUMAN NECESSITIES
    • A63—SPORTS; GAMES; AMUSEMENTS
    • A63B—APPARATUS FOR PHYSICAL TRAINING, GYMNASTICS, SWIMMING, CLIMBING, OR FENCING; BALL GAMES; TRAINING EQUIPMENT
    • A63B53/00—Golf clubs
    • A63B53/04—Heads
    • A63B53/0458—Heads with non-uniform thickness of the impact face plate
    • A—HUMAN NECESSITIES
    • A63—SPORTS; GAMES; AMUSEMENTS
    • A63B—APPARATUS FOR PHYSICAL TRAINING, GYMNASTICS, SWIMMING, CLIMBING, OR FENCING; BALL GAMES; TRAINING EQUIPMENT
    • A63B53/00—Golf clubs
    • A63B53/04—Heads
    • A63B53/0466—Heads wood-type
    • A—HUMAN NECESSITIES
    • A63—SPORTS; GAMES; AMUSEMENTS
    • A63B—APPARATUS FOR PHYSICAL TRAINING, GYMNASTICS, SWIMMING, CLIMBING, OR FENCING; BALL GAMES; TRAINING EQUIPMENT
    • A63B60/00—Details or accessories of golf clubs, bats, rackets or the like
    • A63B60/54—Details or accessories of golf clubs, bats, rackets or the like with means for damping vibrations

Definitions

  • the present invention relates to an improved golf club, and in particular
  • an improved golf wood or iron i.e. a golf club which has a loft of at least 7°.
  • 'Loft' refers to the angle between the vertical and the striking face of the club.
  • Putters typically have a loft of 6° or less.
  • golf 'woods' (which includes 'drivers') are made of wood or
  • Typical insert materials for both woods and irons are graphite,
  • the clubs are preferred by players, because the clubs are capable of absorbing more of
  • Jade therefore would have been expected to give a
  • 'jade' means nephrite or
  • jade is very dense: jadeite typically has a specific gravity of 3.3 - 3.5,
  • nephrite a specific gravity of 3.1 - 3.3.
  • the present invention provides a golf club designed to provide a loft of
  • a major portion of the striking face of the club comprises a
  • the present invention further provides a method of making a golf club
  • the sheet may be secured in the recess using any suitable glue e.g.
  • the outer face of the sheet may be ground to any of a range of desired
  • the jade sheet has a thickness of between 4 and 8 mm.
  • Fig. 1 is an isometric view of a golf club head in accordance with the
  • Fig. 2 is a plan view of the rear face of the insert.
  • Fig. 3 is a section on line 3-3 of Fig.2.
  • the head 3 comprises a head 3, a shaft socket 4, and a shaft (not shown).
  • the head 3 comprises a head 3, a shaft socket 4, and a shaft (not shown).
  • Aluminium alloy e.g. Aluminium alloy, graphite, or suitable plastics material.
  • the striking face of the club is formed from an inserted sheet of jade 5
  • the recess 6 is formed
  • recess 6 occupies a major part of the striking face of the club, with only a thin
  • the recess is depicted as an
  • recess is slightly less than the thickness of the insert 5.
  • the insert 5 is cut from a sheet of high-grade nephrite jade, at a
  • the insert is cut
  • the rear surface of the insert is formed with a
  • cut-outs 8 which form keys.
  • the cut-outs 8 are angled
  • the insert 5 is secured to the recess 6 by spreading a suitable glue
  • Epoxy resin e.g. Epoxy resin
  • the insert is positioned so as to be in register with
  • the insert 5 now forms substantially the whole of the striking face of
  • the insert 5 is finished by grinding the outer surface of the insert to
  • insert is outwardly convex.
  • outer face is then polished and may also be
  • the jade usually is worked with diamond cutting and/or grinding
  • the jade can be finished to a high degree of accuracy and the user's
  • the insert can be finished to produce a very wide
  • the finished insert typically is about 6.5 mm thick for irons and about
  • the jade is very strong and tough and stands up to heavy use.
  • the club generally is reduced, to compensate for the weight of the insert, so
  • the head must be designed so that the recess into which the
  • the minimum thickness is

Landscapes

  • Health & Medical Sciences (AREA)
  • General Health & Medical Sciences (AREA)
  • Physical Education & Sports Medicine (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Wood Science & Technology (AREA)
  • Golf Clubs (AREA)

Abstract

L'invention concerne une canne de golf conçue pour permettre d'obtenir un angle d'ouverture de la face d'au moins 7°, une grande partie de la face de frappe de la canne comprenant une feuille de jade (5); l'invention concerne également un procédé de fabrication d'une telle canne de golf, le procédé consistant à prendre une tête de canne de golf (3); à former un creux (6) dans la tête de canne de golf (3), le creux couvrant une grande partie de la face de frappe de la canne; à prendre une feuille de jade (5) proportionnée de manière à s'ajuster dans le creux (6) en longueur et en largeur, et possédant une épaisseur au moins égale à la profondeur du creux, la feuille de jade (5) présentant en outre plusieurs clavettes dentées sur une face; et enfin à fixer la feuille de jade dans le creux, la face à clavettes dirigée vers l'intérieur.
PCT/NZ1998/000020 1997-02-14 1998-02-13 Canne de golf amelioree WO1998035729A1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
AU60079/98A AU6007998A (en) 1997-02-14 1998-02-13 Improved golf club

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
NZ31423597 1997-02-14
NZ314235 1997-02-14

Publications (1)

Publication Number Publication Date
WO1998035729A1 true WO1998035729A1 (fr) 1998-08-20

Family

ID=19926143

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/NZ1998/000020 WO1998035729A1 (fr) 1997-02-14 1998-02-13 Canne de golf amelioree

Country Status (2)

Country Link
AU (1) AU6007998A (fr)
WO (1) WO1998035729A1 (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2563156A (en) * 2011-09-30 2018-12-05 Karsten Mfg Corp Grooves of golf club heads and methods to manufacture grooves of golf club heads

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4181306A (en) * 1978-02-13 1980-01-01 Jepson Harold C Golf club and face plate therefor
US4569524A (en) * 1983-07-14 1986-02-11 Quijano C Miguel Golf clubs

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4181306A (en) * 1978-02-13 1980-01-01 Jepson Harold C Golf club and face plate therefor
US4569524A (en) * 1983-07-14 1986-02-11 Quijano C Miguel Golf clubs

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
DERWENT ABSTRACT, Accession No. 44567E/22, Class L02, P36; & JP,A,57 066 773 (SUMITOMO METAL IND KK) 23 April 1982. *

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2563156A (en) * 2011-09-30 2018-12-05 Karsten Mfg Corp Grooves of golf club heads and methods to manufacture grooves of golf club heads
GB2563156B (en) * 2011-09-30 2019-03-27 Karsten Mfg Corp Grooves of golf club heads and methods to manufacture grooves of golf club heads

Also Published As

Publication number Publication date
AU6007998A (en) 1998-09-08

Similar Documents

Publication Publication Date Title
US10155143B2 (en) Golf club head
US5358249A (en) Golf club with plurality of inserts
US4681322A (en) Golf club head
AU592140B2 (en) Wood club head and method of manufacturing the same
US7846039B2 (en) Golf club head
US5395109A (en) Golf club hosel having depressions formed therein
US6273832B1 (en) Combination golf club with an insert and golf ball
US7955189B2 (en) Spin milled grooves for a golf club
US8393976B2 (en) Golf club head with top line insert
US7803062B2 (en) Iron-type golf clubs
US7125341B1 (en) Golf club putter
US20080242442A1 (en) Golf club head with varying face grooves
US20040214654A1 (en) Golf club
US9022876B2 (en) Putter heads and putters
US20030220157A1 (en) Golf club head with highly polished hard contact fact
US6224496B1 (en) Golf club head with removable insert
GB2363724A (en) Set of woods with face thickness variation based on loft angle
US20110224016A1 (en) Golf club head
US4181306A (en) Golf club and face plate therefor
WO2000023150A1 (fr) Pieces d'insertion legeres laminees pour tetes de clubs de golf
EP2605839B1 (fr) Cannes de golf et têtes de cannes de golf
JPH07323101A (ja) 滑らかで溝のないフェイスを有するゴルフウッドクラブ
EP0517487B1 (fr) Fers de club de golf
WO1998035729A1 (fr) Canne de golf amelioree
US4432550A (en) Golf club

Legal Events

Date Code Title Description
AK Designated states

Kind code of ref document: A1

Designated state(s): AL AM AT AU AZ BA BB BG BR BY CA CH CN CU CZ DE DK EE ES FI GB GE GH GM GW HU ID IL IS JP KE KG KP KR KZ LC LK LR LS LT LU LV MD MG MK MN MW MX NO NZ PL PT RO RU SD SE SG SI SK SL TJ TM TR TT UA UG US UZ VN YU ZW

AL Designated countries for regional patents

Kind code of ref document: A1

Designated state(s): GH GM KE LS MW SD SZ UG ZW AM AZ BY KG KZ MD RU TJ TM AT BE CH DE DK ES FI FR GB GR IE IT LU MC NL PT SE BF BJ CF CG CI CM GA GN ML MR NE SN TD TG

121 Ep: the epo has been informed by wipo that ep was designated in this application
REG Reference to national code

Ref country code: DE

Ref legal event code: 8642

NENP Non-entry into the national phase

Ref country code: CA

122 Ep: pct application non-entry in european phase