JP2000042146A - Golf club - Google Patents

Golf club

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Publication number
JP2000042146A
JP2000042146A JP21271398A JP21271398A JP2000042146A JP 2000042146 A JP2000042146 A JP 2000042146A JP 21271398 A JP21271398 A JP 21271398A JP 21271398 A JP21271398 A JP 21271398A JP 2000042146 A JP2000042146 A JP 2000042146A
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JP
Grant status
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Patent type
Prior art keywords
shaft
portion
ferrule member
part
insertion hole
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.)
Pending
Application number
JP21271398A
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Japanese (ja)
Inventor
Itsushi Nagamoto
Atsushi Tsuchida
厚志 土田
五志 長元
Original Assignee
Yamaha Corp
ヤマハ株式会社
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Abstract

PROBLEM TO BE SOLVED: To prevent breaking of a shaft by preventing separation consequent to pressing-up of a ferrule member caused by hitting impact under long-term use. SOLUTION: A tip side tip part 51 of a shaft 5 is inserted through an adhesive P into a small diameter part 41 large in diameter on the opening end 4a side of a shaft insert hole 4 formed in two wide-narrow stepped shape at a hosel part 3 of a head body 1. A small diameter skirt part 61 formed in stepped shape at a ferrule member 6 press-fitted and held to the tip side tip part 51 of the shaft 5 is fittingly mounted to a large diameter part 42 of the shaft insert hole 4. A clearance (b) is provided between the large diameter part 42 of the shaft insert hole 4 and an outer peripheral ferrule member 6, and a plurality of recessed grooves 7 are formed on the outer peripheral surface 61a of the skirt part 61 of the ferrule member 6.

Description

【発明の詳細な説明】 DETAILED DESCRIPTION OF THE INVENTION

【0001】 [0001]

【発明の属する技術分野】この発明は、例えばウッドクラブヘッドあるいはアイアンクラブなどのゴルフ用クラブに関し、特に、ヘッド本体のホーゼル部とシャフトとの接合部位に装着されるフェルール部材の取付構造に改良を施すことにより、長期使用における打球時の衝撃によるフェルール部材の迫り上がりに伴う「浮き」を防止し、シャフトの折損を防止するようにしたものである。 TECHNICAL FIELD The present invention is, for example, relates to golf clubs, such as wood club head or iron club, in particular, the improved mounting structure of a ferrule member mounted to the joint portion between the hosel portion and the shaft of the head body by applying, to prevent "floating" due to the approaching up of a ferrule member by an impact produced when hitting the ball in the long-term use, in which so as to prevent breakage of the shaft.

【0002】 [0002]

【従来の技術】従来、この種のゴルフ用クラブ、例えばアイアンクラブにおいては、図3及び図4に示すように、ヘッド本体1を打球部2とホーゼル部3とで形成するとともに、このホーゼル部3に広狭二様に段付き形成されたシャフト差込み穴4を設け、このシャフト差込み穴4の開口端4a側が広径な狭径部41にシャフト5の先端側チップ部51を接着剤Pを介して挿入することにより、ヘッド本体1のホーゼル部3へのシャフト5の取付けが行われている。 Conventionally, golf club of this type, in the example iron clubs, as shown in FIGS. 3 and 4, to form the head body 1 by the hitting portion 2 and the hosel part 3, the hosel 3 to provide a shaft insertion hole 4 which is stepped formed wide or narrow bimodal, the distal end tip portion 51 of the shaft 5 through the adhesive P to the narrow diameter part 41 open end 4a side is wide diameter of the shaft insertion hole 4 by inserting Te, the mounting of the shaft 5 to the hosel 3 of the head main body 1 is performed.

【0003】そして、このようなヘッド本体1のホーゼル部3とシャフト5の先端側チップ部51との接合境界部位には、例えばセルロイド(商品名)等の伸縮性を有するプラスチックスからなる略円錐台形状のフェルール部材6が装着され、このフェルール部材6に段付き形成した狭径なスカート部61をホーゼル部3のシャフト差込み穴4の広径部42に嵌合させることにより、外観上の化粧効果と相俟って、打球時の衝撃に対する応力緩和効果による局部的な応力集中を防止するようになっている。 [0003] Then, substantially conical in the joining boundary portion between the distal end tip 51 of the hosel portion 3 and the shaft 5 of such a head main body 1, for example made of plastic having elasticity such as celluloid (trade name) trapezoidal ferrule member 6 is mounted in, by fitting the ferrule member 6 bunk Sema径 skirt portion 61 formed in the wide-diameter portion 42 of the shaft insertion hole 4 of the hosel portion 3, the decorative in appearance What effects coupled with, so as to prevent local stress concentration due to stress relaxation effect against the impact of hitting.

【0004】 [0004]

【発明が解決しようとする課題】上記した従来のゴルフ用クラブ、特に、ヘッド本体1のホーゼル部3へのシャフト5及びフェルール部材6の取付構造にあっては、予めシャフト5の先端側チップ部51側にフェルール部材6を予め圧入保持させ、この状態で、シャフト5の先端側チップ部51をシャフト差込み穴4の狭径部41に接着剤Pを介して挿入するとともに、フェルール部材6のスカート部61をシャフト差込み穴4の広径部42に嵌合させている。 [0006] above-mentioned conventional club golf, in particular, in the mounting structure of the shaft 5 and the ferrule member 6 to the hosel portion 3 of the head body 1, previously shaft 5 of the distal tip portion the ferrule member 6 is previously pressed held on 51 side, in this state, it is inserted through the adhesive P to the narrow diameter part 41 of the distal end tip portion 51 of the shaft insertion hole 4 of the shaft 5, the skirt of the ferrule member 6 the parts 61 are fitted into the wide diameter portion 42 of the shaft insertion hole 4.

【0005】また、フェルール部材6をシャフト5の先端側チップ部51側に圧入保持させる場合には、シャフト5の外径をフェルール部材6に貫通形成した貫通孔6 Further, in the case of holding press-fitting the ferrule member 6 distally tip portion 51 side of the shaft 5, through holes were formed through the outer diameter of the shaft 5 in the ferrule member 6 6
2の孔径よりも約0.2〜0.8mm程度に僅かに大きくし、フェルール部材6の材質的な易伸性を利用して圧入状態で挿入するとともに、挿入後に生じるフェルール部材6の収縮に伴う弾性的な復元作用による圧迫力を利用することにより行なわれている。 Than 2 having a pore size slightly larger to about 0.2 to 0.8 mm, with using the material specific YasuShin of ferrule member 6 inserted in a press-fit state, the shrinkage of the ferrule member 6 occurring after insertion It has been made by utilizing the compression force by the elastic restoring action accompanied.

【0006】一方、フェルール部材6のスカート部61 [0006] On the other hand, the skirt portion 61 of the ferrule member 6
をシャフト差込み穴4の広径部42に嵌合させる場合には、フェルール部材6のスカート部61の外径をシャフト差込み穴4の広径部42の孔径よりも約0.1〜0. The when fitted into the wide diameter portion 42 of the shaft insertion hole 4 is about the outer diameter of the skirt portion 61 of the ferrule member 6 than the diameter of the wide diameter portion 42 of the shaft insertion hole 4 from 0.1 to 0.
5mm程度に僅かに大きくし、フェルール部材6の材質的な易縮性を利用して圧入状態で嵌合するとともに、嵌合後に生じるフェルール部材6の伸長に伴う弾性的な復元作用による圧迫力を利用することにより行なわれている。 Slightly larger in the order of 5 mm, with fitted with pressed-in condition by using the material specific ease contraction of the ferrule member 6, the compressive force by the elastic restoring effects associated with extension of the ferrule member 6 that occurs after fitting It has been made by the use.

【0007】このため、従来では、特に、ホーゼル部3 [0007] For this reason, in the prior art, in particular, the hosel part 3
のシャフト差込み穴4へのフェルール部材6の嵌合保持が、フェルール部材6の伸長に伴う弾性的な復元作用による圧迫力を利用することにより行なわれていることから、シャフト差込み穴4の広径部42の内周面42aとフェルール部材6のスカート部61の外周面61aとの間に隙間がないために、シャフト差込み穴4へのシャフト5の先端側チップ部51の取付時における接着剤P Since the fitting holding the ferrule member 6 to the shaft insertion hole 4 has been performed by utilizing the compression force by the elastic restoring effects associated with extension of the ferrule member 6, the wide diameter of the shaft insertion hole 4 because there is no gap between the outer peripheral surface 61a of the skirt portion 61 of the inner peripheral surface 42a and the ferrule member 6 parts 42, adhesive P at the time of mounting of the distal tip portion 51 of the shaft 5 to the shaft insertion hole 4
が、シャフト差込み穴4の広径部42とフェルール部材6のスカート部61との回りに充分に充填されず、互いの接着強度が不足する。 But not sufficiently filled around the skirt portion 61 of the wide diameter portion 42 and the ferrule member 6 of the shaft insertion hole 4, the adhesive strength of each other is insufficient. これにより、長期使用における打球時の衝撃で、図4に2点破線で示すように、フェルール部材6がシャフト差込み穴4からシャフト軸方向(矢印X)に向け抜け出して迫り上がり、このようなフェルール部材6の「浮き」によって、打球時の衝撃に対する応力緩和効果が期待できなくなる。 Thus, the impact of hitting the long-term use, as indicated by two-dot dashed line in FIG. 4, up approaching ferrule member 6 is escaped toward the shaft insertion holes 4 in the shaft axial direction (arrow X), such ferrule by "lifting" of the member 6, the stress relieving effect on the impact at the time of hitting can not be expected.

【0008】そこで、このような不具合を解消するためには、シャフト差込み穴4の広径部42の内周面42a [0008] In order to solve such a problem, the inner circumferential surface 42a of wide-diameter portion 42 of the shaft insertion hole 4
とフェルール部材6のスカート部61の外周面61aとの間に隙間を設けて、それらの間に接着剤Pが充分に充填させるようにして、接着剤Pの保持によるフェルール部材6の「浮き」を防止することが考えられる。 And a gap is provided between the outer peripheral surface 61a of the skirt portion 61 of the ferrule member 6, as the adhesive P causes sufficiently filled therebetween, "lifting" of the ferrule member 6 by the holding of the adhesive P it is conceivable to prevent. ところが、隙間の幅が大き過ぎると、打球時の衝撃に対する応力緩和効果が減少し、シャフト5の折損の原因となる。 However, if the width of the gap is too large, the impact stress relaxation effect is reduced with respect to the time of hitting, causing breakage of the shaft 5.

【0009】この発明の目的は、長期使用における打球時の衝撃によるフェルール部材の迫り上がりに伴う「浮き」を防止し、シャフトの折損を確実に防止することができるようにしたゴルフ用クラブを提供することにある。 An object of this invention involves the approaching up of a ferrule member by an impact produced when hitting the ball in the long-term use to prevent "floating", provides a club for golf that to be able to reliably prevent the breakage of the shaft It is to.

【0010】 [0010]

【課題を解決するための手段】上記した課題を解決するために、この発明は、ヘッド本体のホーゼル部に開口端側が広径に段付き形成された広狭二様のシャフト差込み穴を設け、このシャフト差込み穴の狭径部にシャフトの先端側チップ部を接着剤を介して挿入するとともに、このシャフトの先端側チップ部の前記ホーゼル部との接合境界部位にフェルール部材を圧入保持させ、かつこのフェルール部材に段付き形成した狭径なスカート部を前記シャフト差込み穴の広径部に隙間を持たせて嵌合させてなるゴルフ用クラブにおいて、前記フェルール部材のスカート部の外周面に溝切り加工を施してなることを特徴とするものである。 In order to solve the above problems SUMMARY OF THE INVENTION The present invention is provided with a shaft insertion hole of the wide and narrow bimodal open end side is formed stepped in a wide diameter hosel portion of the head body, this is inserted through the adhesive distal end tip portion of the shaft to a narrow diameter portion of the shaft insertion hole, press-fit to hold the ferrule member to the joint boundary portion between the hosel portion of the distal tip portion of the shaft, and the in golf club made by fitting made to have a gap of Sema径 skirt portion which is stepped form in the ferrule member to wide diameter portion of the shaft insertion hole, grooving the outer peripheral surface of the skirt portion of the ferrule member and it is characterized in that comprising applying.

【0011】 [0011]

【発明の実施の形態】以下、この発明の実施の形態を図1及び図2に示す図面に基づいて詳細に説明する。 BEST MODE FOR CARRYING OUT THE INVENTION Hereinafter, will be described in detail with reference to the drawings showing an embodiment of the present invention in FIGS. なお、この発明の実施形態において、図3及び図4に示す従来構造のゴルフ用クラブと構成が重複する部分は同一符号を用いて説明する。 It should be noted that in the embodiment of the present invention, the portion constituting the golf club having a conventional structure shown in FIGS. 3 and 4 overlap will be described using the same reference numerals.

【0012】この発明に係るゴルフ用クラブ、例えばアイアンクラブは、図1及び図2に示すように、ヘッド本体1が、例えば軟鉄、炭素鋼、Be−Cu、ステンレススチール、アルミ青銅、チタンまたはチタン合金等からなり、打球部2とホーゼル部3とが鍛造または鋳造によって一体に形成されている。 [0012] golf club according to the present invention, for example, iron clubs, as shown in FIGS. 1 and 2, the head main body 1, for example soft iron, carbon steel, Be-Cu, stainless steel, aluminum bronze, titanium or titanium an alloy or the like, a hitting portion 2 and the hosel portion 3 are integrally formed by forging or casting. ヘッド本体1のホーゼル部3には、シャフト差込み穴4が設けられていて、このシャフト差込み穴4は、その開口端4a側が広径に段付き形成された狭径部41と広径部42との広狭二様の形態を有する。 The hosel portion 3 of the head body 1, the shaft insertion hole 4 have is provided, this shaft insertion hole 4 has a wide diameter portion 42 and small diameter 41 of the opening end 4a side is formed stepped in a wide diameter with a wide and narrow two-like morphology.

【0013】そして、ホーゼル部3のシャフト差込み穴4には、例えばカーボン繊維を補強繊維とする繊維強化プラスチックやステンレススチールの金属からなるシャフト5が装着され、このシャフト5の先端側チップ部5 [0013] Then, the shaft insertion hole 4 of the hosel portion 3, for example, the shaft 5 made of a fiber reinforced plastic or stainless steel metal carbon fiber and the reinforcing fiber is mounted, the distal end side tip portion 5 of the shaft 5
1をシャフト差込み穴4の狭径部41の内周面41aとの間に僅かな隙間aを持たせて接着剤Pを介して挿入することにより接合されている。 They are joined by 1 to have a slight gap a between the inner peripheral surface 41a of the small diameter part 41 of the shaft insertion hole 4 is inserted through the adhesive P in.

【0014】また、ホーゼル部3とシャフト5の先端側チップ部51との接合境界部位には、例えばセルロイド(商品名)等の伸縮性を有するプラスチックスからなる略円錐台形状の形態を有するフェルール部材6が装着されている。 Further, the ferrule having the form of a substantially frustoconical The bonding boundary portion, for example made of plastic having elasticity such as celluloid (trade name) of the distal end tip 51 of the hosel portion 3 and the shaft 5 member 6 is mounted. このフェルール部材6の下端側には、狭径なスカート部61が段付き形成され、その中心軸に沿ってシャフト5の先端側チップ部51が挿入される貫通孔6 The lower end of the ferrule member 6, Sema径 skirt portion 61 is formed stepped through hole distal end tip 51 of the shaft 5 is inserted along the central axis 6
2が形成されている。 2 is formed. フェルール部材6の下端側に段付き形成したスカート部61は、その外周面61aに溝加工が施されて、例えば円周方向に環状の複数条の凹溝7 Skirt and stepped formed on the lower end side of the ferrule member 6 61 thereof and the outer peripheral surface 61a is grooved subjected, for example, grooves 7 of plural rows annular circumferentially
が形成されて、シャフト差込み穴4の広径部42に接着剤Pを介して嵌合されているとともに、シャフト差込み穴4の広径部42の内周面42aとの間には、隙間bが設けられている。 There are formed, together are fitted with an adhesive P a wide diameter portion 42 of the shaft insertion holes 4, between the inner peripheral surface 42a of wide-diameter portion 42 of the shaft insertion hole 4, a gap b It is provided.

【0015】この場合、フェルール部材6のスカート部61の外周面61aに溝加工が施される凹溝7は、円周方向に環状の他に、例えば螺旋状、格子状あるいは縦筋状などの種々の形態を採用することも可能である。 [0015] In this case, grooves 7 groove on the outer peripheral surface 61a of the skirt portion 61 of the ferrule member 6 is subjected, in addition to the annular circumferentially example spiral, such as a lattice-like or vertical streak it is also possible to employ various forms.

【0016】すなわち、ヘッド本体1のホーゼル部3のシャフト差込み穴4にシャフト5及びフェルール部材6 [0016] That is, the shaft 5 and the ferrule member 6 to the shaft insertion hole 4 of the hosel portion 3 of the head body 1
を装着するには、図2に示すように、予めフェルール部材6をシャフト5の先端側チップ部51側に圧入保持させてなるもので、この場合には、シャフト5の外径をフェルール部材6に中心軸に沿って貫通形成した貫通孔6 To insert the, as shown in FIG. 2, made of pre ferrule member 6 is pressed held distally tip portion 51 side of the shaft 5, in this case, the outer diameter of the shaft 5 ferrule member 6 through hole 6 penetrating formed along the central axis
2の孔径よりも約0.2〜0.8mm程度に僅かに大きくし、フェルール部材6の材質的な易伸性を利用して圧入状態で挿入して、挿入後に生じるフェルール部材6の収縮に伴う弾性的な復元作用による弾性的な圧迫力にて保持させる。 Than 2 having a pore size slightly larger to about 0.2 to 0.8 mm, it was inserted in a press-fit state by utilizing the material specific YasuShin of ferrule member 6, the shrinkage of the ferrule member 6 occurring after insertion It is held in resilient compressive force by the elastic restoring action accompanied.

【0017】次いで、このようにフェルール部材6が圧入保持されたシャフト5の先端側チップ部51をホーゼル部3のシャフト差込み穴4の狭径部41に接着剤Pと共に挿入し、さらに、フェルール部材6のスカート部6 [0017] Then, thus inserting the ferrule member 6 together with the narrower the diameter 41 adhesive P of the shaft insertion hole 4 of the hosel portion 3 a distal end tip 51 of the shaft 5 is press held, furthermore, the ferrule member 6 of the skirt portion 6
1をシャフト差込み穴4の広径部42に接着剤Pと共に挿入して嵌合させる。 1 fitted and inserted with adhesive P a wide diameter portion 42 of the shaft insertion hole 4. この場合、フェルール部材6のスカート部61の外径は、シャフト差込み穴4の広径部4 In this case, the outside diameter of the skirt portion 61 of the ferrule member 6, the wide-diameter portion 4 of the shaft insertion hole 4
2の孔径よりも約0.1〜0.5mm程度に僅かに小さくし、それらの間に僅かな間隙bを持たせて挿入されるようになっている。 Than 2 having a pore size slightly smaller in about 0.1 to 0.5 mm, it is adapted to be inserted to have a small gap b therebetween.

【0018】しかして、この発明は、ヘッド本体1のホーゼル部3に広狭二様に段付き形成したシャフト差込み穴4の開口端4a側が広径な狭径部41に、シャフト5 [0018] Thus, the present invention is the narrow diameter part 41 open end 4a side is wide diameter of the shaft insertion hole 4 which is stepped formed wide or narrow bimodal hosel portion 3 of the head body 1, the shaft 5
の先端側チップ部51を接着剤Pを介して挿入し、シャフト5の先端側チップ部51に圧入保持されたフェルール部材6に段付き形成した狭径なスカート部61をシャフト差込み穴4の広径部42に嵌合し装着するにおいて、シャフト差込み穴4の広径部42に嵌合されるフェルール部材6のスカート部61の外周面61aとの間に隙間bを設けてなるために、接着剤Pをシャフト差込み穴4の広径部42とフェルール部材6のスカート部61 Of the distal end tip portion 51 inserted through the adhesive P, and Sema径 skirt portion 61 formed with the ferrule member 6 bunk press-fitted held distally tip portion 51 of the shaft 5 of the shaft insertion hole 4 wide in the fitting to be mounted to the diameter 42 to become in a gap b between the outer peripheral surface 61a of the skirt portion 61 of the ferrule member 6 fitted to the wide diameter portion 42 of the shaft insertion hole 4, the adhesive wide-diameter portion 42 of the agent P shaft insertion hole 4 and the skirt portion 61 of the ferrule member 6
の外周面61aとの間に充分に充填させることが可能になる。 It is possible to sufficiently filled between the outer circumferential surface 61a of the.

【0019】しかも、フェルール部材6のスカート部6 [0019] Moreover, the skirt portion 6 of the ferrule member 6
1の外周面61aに溝加工を施すことにより複数条の凹溝7が形成されているために、接着剤Pが凹溝7に充填し、接着剤Pと凹溝7との投錨効果によって強固に接着固定され、従前のようなフェルール部材6の「浮き」が防止されるとともに、シャフト差込み穴4の広径部42 To grooves 7 of plural rows are formed by grooving one of the outer peripheral surface 61a, adhesive P is filled in the concave groove 7, firmly by anchor effect of the adhesive P and recessed groove 7 is bonded and fixed to, together with the "lifting" is prevented ferrule member 6 such as a conventional, wide diameter portion of the shaft insertion hole 4 42
とフェルール部材6のスカート部61の外周面61aとの間の隙間bの幅を極力小さくすることが可能になる。 It is possible to minimize the width of the gap b between the outer peripheral surface 61a of the skirt portion 61 of the ferrule member 6 and.

【0020】なお、上記の実施の形態において、ヘッド本体1として打球部2とホーゼル部3とが一体な成形体を例に説明したが、打球部2とホーゼル部3とを別体的に形成しても良い。 [0020] In the above embodiment, although the hitting portion 2 and the hosel part 3 as the head main body 1 has been described as an example integrally molded body, form the hitting portion 2 and the hosel part 3 separate manner it may be. これにより、例えば打球部2を軟鉄、炭素鋼、Be−Cu、ステンレススチール、アルミ青銅などの比較的重金属材料で形成する一方、ホーゼル部3をチタン、チタン合金、アルミ合金などの高比強度材料で構成すれば、ホーゼル部3の軽量化によるヘッド全体重量の軽量化、低重心化、ワイドスポット化等が図れる。 Thus, for example, the hitting portion 2 soft iron, carbon steel, Be-Cu, stainless steel, while forming a relatively heavy material such as aluminum bronze, high specific strength material of the hosel portion 3 of titanium, titanium alloys, such as aluminum alloy in if configuration, weight of the entire weight head according lighter hosel 3, low center of gravity, wide spots, etc. can be achieved.

【0021】また、ヘッド本体1を成形する手段として、鍛造または鋳造の他に、粉末金属射出成形等を採用することも可能である。 Further, as means for forming a head main body 1, in addition to the forging or casting, it is also possible to employ a powder metal injection molding.

【0022】さらに、ゴルフ用クラブとしてアイアンクラブを例に説明したが、ウッドクラブに適用することも可能であり、その他、この発明は、この発明の要旨を免脱しない範囲で種々変形実施可能なことは云うまでもない。 Furthermore, although described in example iron clubs as club golf, it is also applicable to wood club, other, the present invention is that various modifications may be implemented within the scope not Menda' the gist of the present invention it is needless to say.

【0023】 [0023]

【発明の効果】以上の説明から明らかなように、この発明は、ヘッド本体のホーゼル部に広狭二様に段付き形成したシャフト差込み穴の開口端側が広径な狭径部に、シャフトの先端側チップ部を接着剤を介して挿入し、シャフトの先端側チップ部に圧入保持されたフェルール部材に段付き形成した狭径なスカート部をシャフト差込み穴の広径部に嵌合し装着するにおいて、シャフト差込み穴の広径部に嵌合されるフェルール部材のスカート部の外周面との間に隙間を設けてなることから、接着剤をシャフト差込み穴の広径部とフェルール部材のスカート部の外周面との間に充分に充填させることができ、シャフト差込み穴へのフェルール部材の接着強度を高めることができる。 As apparent from the above description, the present invention is the small diameter open end is wide diameter of the shaft insertion hole which is stepped forming the hosel portion of the head body to wide or narrow bimodal, the distal end of the shaft side tip portion inserted through an adhesive, the fitted mounting the Sema径 skirt portion which is stepped forming the ferrule member press-fitted held on the distal end side tip portion of the shaft to the wide diameter portion of the shaft insertion hole , from becoming a gap is provided between the outer peripheral surface of the skirt portion of the ferrule member fitted to the wide diameter portion of the shaft insertion hole, the adhesive of the skirt portion of the wide diameter portion and a ferrule member of the shaft insertion hole can be sufficiently filled between the outer peripheral surface, it is possible to increase the bonding strength of the ferrule member to the shaft insertion hole.

【0024】しかも、フェルール部材のスカート部の外周面に溝加工が施されているために、接着剤の塗布時、 [0024] Moreover, in order to groove processing is given to the outer peripheral surface of the skirt portion of the ferrule member, when the adhesive coating,
溝への接着剤の充填による使用量の過剰防止と共に、硬化後の投錨効果を期待するすることができ、長期使用における打球時の衝撃によるフェルール部材の迫り上がりに伴う「浮き」を確実に防止することができる。 With an excess preventing usage by packing of the adhesive to the groove, it is possible to expect anchoring effect after curing, reliably prevent "floating" due to the approaching up of a ferrule member by an impact produced when hitting the ball in the long-term use can do. また、 Also,
シャフト差込み穴の広径部とフェルール部材のスカート部の外周面との間の隙間幅を極力小さくすることができるために、従前のような打球時の衝撃に対する応力緩和効果が減少することがなく、これにより、シャフトの折損を防止することができる。 To the gap width between the outer peripheral surface of the skirt portion of the wide diameter portion and a ferrule member of the shaft insertion hole can be minimized, the stress relaxation effect against impact during such a conventional hit ball without reducing This makes it possible to prevent breakage of the shaft.

【図面の簡単な説明】 BRIEF DESCRIPTION OF THE DRAWINGS

【図1】 この発明に係るゴルフ用クラブの一実施の形態を要部拡大断面にして示す説明図。 Figure 1 is an explanatory view showing the one embodiment of the club golf according to the present invention the main part enlarged section.

【図2】 同じくヘッド本体のホーゼル部へのシャフト及びフェルール部材の接合状態を示す要部拡大分解斜視図。 [Figure 2] Similarly enlarged exploded perspective view showing a joined state of the shaft and the ferrule member into the hosel portion of the head body.

【図3】 従来のゴルフ用クラブにおけるヘッド本体のホーゼル部とシャフトとの接合部位の要部を一部断面にして示す説明図。 Figure 3 is an explanatory view showing the partial sectional an essential part of the joint portion between the hosel portion and the shaft of the head main body of the conventional club golf.

【図4】 図3のA部における要部拡大断面図。 [4] enlarged sectional view of part A in FIG.

【符号の説明】 DESCRIPTION OF SYMBOLS

1・・・ヘッド本体、 2・・・打球部、 3・・・ホーゼル部、 4・・・シャフト差込み穴、 4a・・・開口端、 41・・・狭径部、 41a・・・内周面、 42・・・広径部、 42a・・・内周面、 5・・・シャフト、 51・・・先端側チップ部、 51a・・・外周面、 6・・・フェルール部材、 61・・・スカート部、 61a・・・外周面、 62・・・貫通孔、 7・・・凹溝、 a・・・間隙、 b・・・間隙、 P・・・接着剤。 1 ... head body, 2 ... hitting portion, 3 ... hosel portion, 4 ... shaft insertion hole, 4a ... opening end, 41 ... small diameter, 41a ... in the periphery surface, 42 ... wide diameter portion, 42a ... inner peripheral surface, 5 ... shaft, 51 ... front end side tip portion, 51a ... outer peripheral surface, 6 ... ferrule member, 61 ... skirt portion, 61a ... outer peripheral surface, 62 ... through hole, 7 ... recessed groove, a ... gap, b ... gap, P ... adhesive.

Claims (1)

    【特許請求の範囲】 [The claims]
  1. 【請求項1】 ヘッド本体のホーゼル部に開口端側が広径に段付き形成された広狭二様のシャフト差込み穴を設け、このシャフト差込み穴の狭径部にシャフトの先端側チップ部を接着剤を介して挿入するとともに、このシャフトの先端側チップ部の前記ホーゼル部との接合境界部位にフェルール部材を圧入保持させ、かつこのフェルール部材に段付き形成した狭径なスカート部を前記シャフト差込み穴の広径部に隙間を持たせて嵌合させてなるゴルフ用クラブにおいて、 前記フェルール部材のスカート部の外周面に溝切り加工を施してなることを特徴とするゴルフ用クラブ。 1. A shaft insertion hole of the wide and narrow bimodal open end side is formed stepped in a wide diameter hosel portion of the head body is provided, an adhesive distal end tip portion of the shaft to a narrow diameter portion of the shaft insertion hole is inserted through the shaft insertion hole joining boundary portion press-fitted to hold the ferrule member, and a Sema径 skirt portion which is stepped formed in the ferrule member and the hosel part of the distal tip portion of the shaft of the golf club comprising fitted made to have a gap wide diameter portion, club golf, characterized by comprising subjecting a grooving on the outer peripheral surface of the skirt portion of the ferrule member.
JP21271398A 1998-07-28 1998-07-28 Golf club Pending JP2000042146A (en)

Priority Applications (1)

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JP21271398A JP2000042146A (en) 1998-07-28 1998-07-28 Golf club

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Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7144332B2 (en) 2003-09-22 2006-12-05 Taylor Made Golf Company, Inc. Ferrule and golf club incorporating same
US7258623B2 (en) 2005-10-31 2007-08-21 Taylor Made Golf Company, Inc. Method and apparatus for attaching golf club head and shaft
JP2010125139A (en) * 2008-11-28 2010-06-10 Yokohama Rubber Co Ltd:The Golf club
JP2010246595A (en) * 2009-04-10 2010-11-04 Yokohama Rubber Co Ltd:The Golf club
KR101064087B1 (en) 2009-11-09 2011-09-08 김종동 Pile drawing device
CN103127670A (en) * 2011-11-30 2013-06-05 普利司通运动株式会社 Ferrule and golf club

Cited By (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7144332B2 (en) 2003-09-22 2006-12-05 Taylor Made Golf Company, Inc. Ferrule and golf club incorporating same
US7500920B2 (en) 2003-09-22 2009-03-10 Taylor Made Gold Co. Ferrule and golf club incorporating same
US7819755B2 (en) 2003-09-22 2010-10-26 Taylor Made Golf Company, Inc. Ferrule and golf club incorporating same
US7258623B2 (en) 2005-10-31 2007-08-21 Taylor Made Golf Company, Inc. Method and apparatus for attaching golf club head and shaft
JP2010125139A (en) * 2008-11-28 2010-06-10 Yokohama Rubber Co Ltd:The Golf club
JP2010246595A (en) * 2009-04-10 2010-11-04 Yokohama Rubber Co Ltd:The Golf club
KR101064087B1 (en) 2009-11-09 2011-09-08 김종동 Pile drawing device
CN103127670A (en) * 2011-11-30 2013-06-05 普利司通运动株式会社 Ferrule and golf club
JP2013111383A (en) * 2011-11-30 2013-06-10 Bridgestone Sports Co Ltd Ferrule and golf club
US9119997B2 (en) 2011-11-30 2015-09-01 Bridgestone Sports Co., Ltd Ferrule and golf club

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