JPH09299519A - Golf club head - Google Patents

Golf club head

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Publication number
JPH09299519A
JPH09299519A JP8145180A JP14518096A JPH09299519A JP H09299519 A JPH09299519 A JP H09299519A JP 8145180 A JP8145180 A JP 8145180A JP 14518096 A JP14518096 A JP 14518096A JP H09299519 A JPH09299519 A JP H09299519A
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Japan
Prior art keywords
part
club head
face wall
inner surface
golf club
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JP8145180A
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Japanese (ja)
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JP3064905B2 (en
Inventor
Hiroshi Shirasawa
洋 白沢
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Sumitomo Rubber Ind Ltd
住友ゴム工業株式会社
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Priority to JP8145180A priority Critical patent/JP3064905B2/en
Publication of JPH09299519A publication Critical patent/JPH09299519A/en
Application granted granted Critical
Publication of JP3064905B2 publication Critical patent/JP3064905B2/en
Anticipated expiration legal-status Critical
Application status is Expired - Fee Related legal-status Critical

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Abstract

PROBLEM TO BE SOLVED: To improve range performance by effectively reducing the primary peculiar vibrations of a face and approximating them to the primary peculiar vibrations of a golf ball by providing a loop-shaped groove part on the inner surface of a face wall part so as to surround the central part of this inner surface. SOLUTION: Concerning the woody golf club head in hollow structure formed from a face wall part 1 forming the face, crown part, side part, sole part and neck part, on an inner surface 6 of the face wall part 1, a loop-shaped groove part 7 is provided so as to surround the central part of the inner surface 6. With such a golf club head, the number of primary peculiar vibrations of the face wall part 1 can be remarkably decreased and the number of primary peculiar vibrations of the face wall part 1 can be a value closer to the number of primary peculiar vibrations of the ball while making almost similar to the conventional head the outer form, size and total weight of this head. Thus, range performance can be improved.

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】本発明は、中空構造のウッド型のゴルフクラブヘッドに関する。 The present invention relates to relates to a wood-type golf club head of a hollow structure.

【0002】 [0002]

【従来の技術】ゴルフ競技に於て、多くのゴルファーが望むのは、より遠くへゴルフボールを飛ばすことである。 At a Background of the Invention golf competition, the wish that many golfers, is to skip the golf ball more to far away. 主にボールを遠くへ飛ばすために用いられるゴルフクラブは、ウッド型クラブであり、そのクラブのヘッドの材質は、木、金属、繊維強化プラスチック等、又は、 Mainly golf club used to fly the ball to the far away is a wood-type club, the material of the club head, wood, metal, fiber-reinforced plastic or the like, or,
それらの組み合わせ等と、様々である。 And combinations thereof, and the like, vary. 近年、製造技術の発達により、金属、繊維強化プラスチック製のヘッドでは、内部を中空にした構造のものが造られており、現在では中空構造のゴルフクラブヘッドが主流となっている。 Recently, the development of manufacturing technology, the metal, in the fiber-reinforced plastic of the head has been made is that of a structure inside the hollow, it is now a golf club head having a hollow structure is the mainstream.

【0003】従来の中空構造のウッド型のゴルフクラブヘッドは、一般に、図9に示すように、フェース壁部a、クラウン部b、サイド部c、及び、ソール部dにて囲まれた中空室eを有し、フェース壁部aの内面fが平坦状乃至僅かに弯曲した曲面状とされ、そのフェース壁部aの肉厚がほぼ均一に設定されていた。 [0003] Wood-type golf club head of a conventional hollow structure generally as shown in FIG. 9, the face wall a, crown portion b, the side portion c, and a hollow chamber enclosed by the sole portion d have e, inner surface f of the face wall a is a flat or slightly curved and the curved, wall thickness of the face wall a is set substantially uniformly.

【0004】 [0004]

【発明が解決しようとする課題】ところで、ウッド型ゴルフクラブヘッドを設計する際、フェース面(打球面) [0007] By the way, when designing a wood-type golf club head, face surface (striking surface)
を成す壁部(以下フェース壁部と呼ぶ)の剛性とボールの剛性を考慮して、フェース壁部の1次固有振動数をボールの1次固有振動数に近い値にするほど打球の飛距離性能が向上することが、本発明者等の行った実験により判った。 The taking into account the stiffness and rigidity of the ball of the wall portion (hereinafter referred to as a face wall portion) constituting the flight distance of the ball the primary natural frequency of the face wall enough to a value close to the primary natural frequency of the ball It can improve performance it was found by experiments conducted by the present inventors.

【0005】しかし、上述のような従来の中空構造のウッド型のゴルフクラブヘッドは、1次固有振動数を低減させる設計がなされていないため、フェース壁部aの1 However, wood-type golf club head of a conventional hollow structure as described above, since the design to reduce the number of primary natural frequency is not performed, the first face wall a
次固有振動数がボールの1次固有振動数に比して著しく大きい値となっていた。 Next natural frequencies has been a considerably large value compared with the primary natural frequency of the ball. このため、飛距離性能を十分に改善することができなかった。 Therefore, it is impossible to sufficiently improve the distance performance.

【0006】そこで、本発明は、上述の問題を解決して、フェースの1次固有振動数を効果的に低減させて(ゴルフボールの1次固有振動数に近似させ)飛距離性能を向上させることができるゴルフクラブヘッドを提供することを目的とする。 [0006] Accordingly, the present invention is to solve the above problems, to the primary natural frequency of the face effectively be reduced (to approximate to the primary natural frequency of the golf ball) to improve the distance performance an object of the present invention is to provide a golf club head that can be.

【0007】 [0007]

【課題を解決するための手段】上述の目的を達成するために本発明に係るゴルフクラブヘッドは、中空構造のウッド型のゴルフクラブヘッドに於て、フェース壁部の内面に、その内面の中央部を囲むように環状の溝部を設けたものである。 SUMMARY OF THE INVENTION The golf club head according to the present invention in order to achieve the above object of the Wood-type golf club head of a hollow structure Te at the inner surface of the face wall portion, the center of the inner surface parts is provided with a annular groove to surround a.

【0008】また、中空構造のウッド型のゴルフクラブヘッドに於て、フェース壁部の内面に、その内面の中央部を囲むように有端状の溝部を設けたものである。 [0008] At a wood type golf club head of a hollow structure, the inner surface of the face wall portion, is provided with a closed end groove portions so as to surround the central portion of its inner surface.

【0009】なお、フェース壁部の内面の溝部よりも内側の内域部の肉厚を、その溝部よりも外側の外域部の肉厚よりも大きく設定するのが望ましい。 [0009] Incidentally, the thickness of the inner band portion of the inner side than the groove of the inner surface of the face wall portion, it is desirable to set larger than the thickness of the outer region of the outside than the groove portion.

【0010】 [0010]

【発明の実施の形態】以下、実施の形態に基き本発明を詳説する。 DESCRIPTION OF THE PREFERRED EMBODIMENTS Hereinafter, the present invention will now be described with based on the embodiments.

【0011】図1と図2と図3と図4と図5は、本発明に係るゴルフクラブヘッドの実施の一形態を示し、フェース面を形成するフェース壁部1、クラウン部2、サイド部3、ソール部4、及び、ネック部5から成る中空構造のウッド型のゴルフクラブヘッドであり、チタン、チタン合金、ステンレス等の金属、又は、繊維強化プラスチックからなる。 [0011] Figure 1 and Figure 2 and Figure 3 and Figure 4 and Figure 5 shows an embodiment of a golf club head according to the present invention, the face wall portion 1 to form a face, the crown portion 2, the side portions 3, sole portion 4 and a wood type golf club head of a hollow structure formed of the neck portion 5, titanium, titanium alloy, metal such as stainless steel, or, made of fiber-reinforced plastic.

【0012】ここで、中空構造のウッド型のゴルフクラブヘッドとは、図例の如く中空室10になにも充填されていないもののみならず、その中空室10に発泡樹脂等の軽量材料を充填したものをも含むと定義する。 [0012] Here, the wood-type golf club head of a hollow structure, nothing in the hollow chamber 10 as illustrated example not only those not filled, lightweight material such as foamed resin to the hollow chamber 10 It is defined as including those filled.

【0013】しかして、図3と図4と図5に示すように、フェース壁部1の内面6に、その内面6の中央部を囲むように環状(無端連続状)の溝部7を設ける。 [0013] Thus, as shown in FIGS. 3 and 4 and 5, the inner surface 6 of the face wall portion 1 is provided with a groove 7 of the annular (endless continuous form) to surround the central portion of its inner surface 6. 具体的には、溝部7を、内面6側から見て横長楕円形の環状とする。 Specifically, the groove portion 7, the horizontal oval annular when viewed from the inner surface 6 side.

【0014】さらに、フェース壁部1の内面6の溝部7 [0014] In addition, the groove 7 of the inner surface 6 of the face wall section 1
よりも内側の内域部8の肉厚t 1を、その溝部7よりも外側の外域部9の肉厚t 2よりも大きく設定する。 The thickness t 1 of the inside of the inner band portion 8 than, set larger than the thickness t 2 of the outer outer region part 9 than the groove portion 7. また、フェース壁部1の溝部7の肉厚t 3を、内域部8の肉厚t 1と外域部9の肉厚t 2よりも小さくする。 Further, the thickness t 3 of the groove 7 of the face wall portion 1 is made smaller than the thickness t 2 of the thickness t 1 and the outer region 9 of the inner band portion 8.

【0015】ここで、内域部8の肉厚t 1 、及び、外域部9の肉厚t 2とは、最も厚い部分の肉厚(肉厚の最大値)のことと定義する。 [0015] Here, the thickness t 1 of the inner band portion 8 and, with the wall thickness t 2 of the outer region part 9, is defined as the thickness of the thickest portion (the maximum value of the wall thickness). また、溝部7の肉厚t 3とは、 In addition, the wall thickness t 3 of the groove 7,
溝部の最も薄い部分の肉厚(肉厚の最小値)のことと定義する。 It is defined as that of the thickness of the thinnest portion of the groove (minimum value of the wall thickness).

【0016】次に、図6と図7と図8は、フェース壁部1の内面6に、その内面6の中央部を囲むように有端状の溝部11を設けたものである。 Next, FIGS. 6 and 7 and 8, the inner surface 6 of the face wall portion 1, is provided with a closed end groove portions 11 so as to surround the central portion of its inner surface 6. 具体的には、溝部11は、 More specifically, the groove 11,
内面6側から見て、端部11a,11aがフェース壁部1の上部に位置する横倒C字型として形成される。 When viewed from the inner surface 6 side, end 11a, 11a are formed as Yoko倒 C-positioned on top of the face wall portion 1. なお、この溝部11は、楕円の一部を成す。 Incidentally, the groove 11 forms a part of an ellipse. 他の構成は図1〜図5 Other configurations 1 to 5
のものと同様である。 It is the same as those of.

【0017】ところで、ウッド型ゴルフクラブヘッドを設計する際、フェース面(打球面)を成す壁部(以下フェース壁部と呼ぶ)の剛性とボールの剛性を考慮して、 [0017] By the way, when designing a wood-type golf club head, taking into account the stiffness and rigidity of the ball of the face wall portion that forms the (striking surface) (hereinafter referred to as the face wall),
フェース壁部の1次固有振動数をボールの1次固有振動数に近い値にするほど打球の飛距離性能が向上することが本発明者等の行った実験により判った。 It was found by experiments conducted by the present inventors that distance performance of a ball as the primary natural frequency of the face wall portion to a value close to the primary natural frequency of the ball is improved.

【0018】しかし、従来の中空構造のウッド型のゴルフクラブヘッドは、図9に示すように、フェース壁部a [0018] However, wood-type golf club head of a conventional hollow structure, as shown in FIG. 9, the face wall a
の肉厚が略均一に設定され、固有振動数を低減させる設計がなされていなかったため、フェース壁部aの1次固有振動数がゴルフボールの1次固有振動数に比して著しく大きい値となり、飛距離性能を十分に発揮することができなかった。 Set the thickness of the substantially uniform, because it was not been designed to reduce the natural frequency, it becomes a considerably large value compared primary natural frequency in the primary natural frequency of the golf ball of the face wall a , it was not able to give full play to the distance performance.

【0019】これに対し、図1〜図5、及び、図6〜図8に示した本発明のゴルフクラブヘッドによれば、ヘッドの外形、大きさ、総重量を、従来のものとほぼ同様としたまま、フェース壁部1の1次固有振動数を著しく減少させることができ、かつ、そのフェース壁部1の1次固有振動数をボールの1次固有振動数に近い値とするとが可能となる。 [0019] In contrast, FIGS. 1 to 5 and, according to the golf club head of the present invention shown in FIGS. 6 to 8, the head of the outer shape, size, the total weight, substantially the same as the conventional and while the first-order natural frequency of the face wall portion 1 can be significantly be reduced, and possible when the primary natural frequency of the face wall portion 1 a value close to the primary natural frequency of the ball to become. 従って、飛距離性能が向上する。 Therefore, to improve the flight distance performance.

【0020】なお、本発明のゴルフクラブヘッドに於て、フェース壁部1の内域部8の肉厚t 1と外域部9の肉厚t 2を略同一としてもよい場合がある。 [0020] Incidentally, At a golf club head of the present invention, there is a case the thickness t 2 of the thickness t 1 and the outer region 9 of the inner band portion 8 of the face wall portion 1 may be substantially the same. また、無端状の溝部7の形状を、内面6側から見て横長の長円形状としてもよい場合があり、あるいは、その他の形状として環状(無端連続状)に形成するも自由である。 Further, an endless groove 7 shape, may be seen from the inner surface 6 side may be horizontally long oval shape, or even formed in a ring (an endless continuous form) as other shapes are free. また、 Also,
有端状の溝部11の形状としては、その溝部11が横長の長円形に含まれるようにしてもよい場合があり、あるいは、その他の形状とするも自由である。 The shape having ends shaped groove 11, there is a case where the groove portion 11 may be included in the oblong horizontally, or even is free other shapes.

【0021】また、図1〜図5及び図6〜図8に示した本発明のゴルフクラブヘッドは、ドライバーと称されるヘッドの場合を例示しているが、それ以外の中空構造のウッド型のクラブヘッドとするも自由であり、例えば、 [0021] The golf club head of the present invention shown in FIGS. 1 to 5 and 6 to 8 that although the case of the driver called head, wood type hollow structure otherwise also with the club head is free, for example,
スプーン、バッフィーと称されるヘッドとするも好ましい。 Spoon also preferably a Baffi called head.

【0022】 [0022]

【実施例】次に、本発明のゴルフククラブヘッドによる効果を検証すべく、試作ヘッドを作製した。 [Example] Next, in order to verify the effect of the golf Club of head of the present invention, to produce a prototype head. その試作ヘッドとしての本発明品1,2、及び、比較例としての従来品のデータを、次の表1に示す。 The present invention products 1 and 2 as a prototype head, and a conventional data as a comparative example, shown in the following Table 1.

【0023】 [0023]

【表1】 [Table 1]

【0024】上記表1の本発明品1,2、及び、従来品のヘッドは、全て鋳造法にて作製した。 [0024] Table 1 of the present invention product 1 and the conventional product heads were produced in all casting. ここで、鋳造法とは、ヘッドを2分した形状の半割体を夫々鋳造により形成し、その後、溶接接合にて2つの半割体を接合して中空構造とする製法であり、金属製ゴルフクラブヘッド(メタルヘッド)を製造する一般的な製法の一つである。 Here, the casting, the halves of 2 minutes shape the head is formed by respective casting, then a method for a hollow structure by joining two halves by welding, metal golf club head, which is one of the general process for producing the (metal head).

【0025】なお、本発明品1のヘッドは、図1〜図5 [0025] The present invention product 1 of the head is 1 to 5
に示したヘッドに対応し、横長楕円形の溝部7の長軸直径D 1を55mmとし、かつ、短軸直径D 2を32mmとした。 Corresponding to the head shown in, the long axis diameter D 1 of the groove portion 7 of the transversely long elliptical shape and 55 mm, and was a short axis diameter D 2 and 32 mm.
また、本発明品2のヘッドは、図6〜図8に示したヘッドに対応し、有端状の溝部11を含む横長の楕円の長軸直径D 1を55mmとし、かつ、短軸直径D 2を32mmとした。 The head of the present invention product 2 corresponds to the head shown in FIGS. 6 to 8, a major axis diameter D 1 of the oblong ellipse including having ends shaped grooves 11 and 55 mm, and a minor axis diameter D 2 was used as a 32mm.
さらに、溝部11の端部11a,11aと中心点Oとを通る直線と鉛直線との成す角度θ,θが、夫々60°となるように設定した。 Furthermore, the groove 11 of the end portion 11a, the angle formed between the straight line and the vertical line passing through the 11a and the center point O theta, theta, was set to be respectively 60 °. また、従来品は図9に示したヘッドに対応する。 Further, conventional products corresponding to the head shown in FIG.

【0026】次に、本発明品1,2のヘッドと従来品のヘッドを、夫々、同一のシャフトに装着して、実打試験を行った。 Next, the head and the conventional head of the present invention product 1, respectively, are mounted on the same shaft, were actual driving test. 具体的には、シャフトの硬さをSとし、長さを45インチ、バランスをC9とした。 Specifically, the hardness of the shaft and S, 45 inches in length, the balance was C9. また、試打者は上級プレイヤーとアベレージプレイヤーの2名とした。 In addition, the testing golfer was two people of the senior players and the average player. その実打試験による測定結果を次の表2に示す。 The measurement results due to the actual hitting test in the following Table 2. なお、各測定値は、10打の平均値である。 Each measurement is an average of 10 shots.

【0027】 [0027]

【表2】 [Table 2]

【0028】上記表2から明らかなように、本発明品1 [0028] As is apparent from Table 2, the present invention product 1
では、上級プレイヤーとアベレージプレイヤーともに、 In, both senior players and average players,
ボール初速、バックスピン、及び、キャリー(飛距離) Ball initial velocity, backspin, and, carry (distance)
の数値が、従来品よりも大きくなった。 Numerical value of is, becomes larger than the conventional product. また、本発明品2では、上級プレイヤーとアベレージプレイヤーともに、スピンと打出角の数値が従来品と同一またはそれよりも小さくなったが、ボール初速とキャリー(飛距離) Further, the present invention product 2, both advanced players and average players, but numerical values ​​of spin and launch angle becomes smaller than the same or a conventional, ball initial velocity and the carry (distance)
の数値は、従来品を上回っている。 Numbers, is greater than the conventional product.

【0029】上記測定結果により、ゴルフプレイヤーの技術にかかわらず、本発明品1,2の方が従来品よりも飛距離が伸びると言える。 By [0029] The above measurement results, regardless of the golf player technology, better products of the present invention 1 and 2 can be said to extend the flight distance than the conventional product. その理由は、本発明のゴルフクラブヘッドは、従来のゴルフクラブヘッドに比してフェース壁部の1次固有振動数が著しく低減し、打撃時のエネルギーロスが減少することによるものと考えられる。 The reason is that the golf club head of the present invention significantly reduces the primary natural frequency of the face walls in comparison with the conventional golf club head, the energy loss at the time of hitting is considered to be due to a decrease.

【0030】 [0030]

【発明の効果】本発明は上述の構成により、次のような著大な効果を奏する。 According to the present invention the construction described above, achieves the Chodai effects as follows.

【0031】請求項1及び2記載のゴルフクラブヘッドによれば、ヘッドの外形形状、大きさ、総重量を、従来の中空構造のウッド型のゴルフクラブヘッドとほぼ同一に保ったまま、打球の飛距離性能を向上させることができる。 According to the golf club head according to claim 1 and 2 wherein, the external shape of the head, size, while the total weight, was maintained substantially the same as wood-type golf club head of a conventional hollow structure, the hitting thereby improving the flight distance performance.

【0032】また、請求項3記載のゴルフクラブヘッドによれば、フェース壁部1の1次固有振動数を一層効果的に低減させることができ、飛距離性能が一層向上する。 Further, according to the golf club head of claim 3, wherein, the primary natural frequency of the face wall portion 1 can be more effectively reduced, flight distance performance is further improved.

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

【図1】本発明のゴルフクラブヘッドの実施の一形態を示す側面図である。 1 is a side view showing an embodiment of a golf club head of the present invention.

【図2】平面図である。 FIG. 2 is a plan view.

【図3】図1のA−A線断面図である。 3 is a sectional view taken along line A-A of FIG.

【図4】図2のB−B線断面図である。 4 is a sectional view taken along line B-B of FIG.

【図5】フェース壁部の背面図である。 FIG. 5 is a rear view of the face wall.

【図6】他の実施の形態の断面平面図である。 6 is a sectional plan view of another embodiment.

【図7】他の実施の形態の断面側面図である。 7 is a cross-sectional side view of another embodiment.

【図8】他の実施の形態のフェース壁部の背面図である。 8 is a rear view of the face wall of the other embodiments.

【図9】従来例の断面側面図である。 9 is a cross-sectional side view of a conventional example.

【符号の説明】 DESCRIPTION OF SYMBOLS

1 フェース壁部 6 内面 7 溝部 8 内域部 9 外域部 11 溝部 t 1肉厚 t 2肉厚 1 face wall 6 an inner surface 7 groove 8 within region part 9 the outer region 11 grooves t 1 thickness t 2 thickness

Claims (3)

    【特許請求の範囲】 [The claims]
  1. 【請求項1】 中空構造のウッド型のゴルフクラブヘッドに於て、フェース壁部1の内面6に、その内面6の中央部を囲むように環状の溝部7を設けたことを特徴とするゴルフクラブヘッド。 Golf 1. A At a wood type golf club head of a hollow structure, the inner surface 6 of the face wall portion 1, characterized in that a groove 7 of the annular so as to surround the central portion of its inner surface 6 club head.
  2. 【請求項2】 中空構造のウッド型のゴルフクラブヘッドに於て、フェース壁部1の内面6に、その内面6の中央部を囲むように有端状の溝部11を設けたことを特徴とするゴルフクラブヘッド。 At a wherein wood type hollow structure golf club head, the inner surface 6 of the face wall portion 1, and characterized in that a closed end groove portions 11 so as to surround the central portion of its inner surface 6 golf club head.
  3. 【請求項3】 フェース壁部1の内面6の溝部7,11よりも内側の内域部8の肉厚t 1が、その溝部7,11よりも外側の外域部9の肉厚t 2よりも大きく設定されている請求項1又は2記載のゴルフクラブヘッド。 3. A thickness t 1 of the inside of the inner band portion 8 than the grooves 7 and 11 of the inner surface 6 of the face wall portion 1, than the thickness t 2 of the outer outer region part 9 than the groove portions 7, 11 claim 1 or 2 golf club head according is also set larger.
JP8145180A 1996-05-14 1996-05-14 Golf club head Expired - Fee Related JP3064905B2 (en)

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JPH09299519A true JPH09299519A (en) 1997-11-25
JP3064905B2 JP3064905B2 (en) 2000-07-12

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Cited By (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6428425B1 (en) 1998-01-16 2002-08-06 Mizuno Corporation Metal golf club head
US6899638B2 (en) 2000-05-02 2005-05-31 Mizuno Corporation Golf club
US6904663B2 (en) 2002-11-04 2005-06-14 Taylor Made Golf Company, Inc. Method for manufacturing a golf club face
US7140974B2 (en) 2004-04-22 2006-11-28 Taylor Made Golf Co., Inc. Golf club head
US7220190B2 (en) 2003-11-11 2007-05-22 Sri Sports Limited Golf club head
US7278925B2 (en) 2003-10-22 2007-10-09 Sri Sports Limited Golf club head
US7303488B2 (en) 2003-12-09 2007-12-04 Sri Sports Limited Golf club head
JP2010104473A (en) * 2008-10-29 2010-05-13 Bridgestone Sports Co Ltd Golf club head
US7819757B2 (en) * 2006-07-21 2010-10-26 Cobra Golf, Inc. Multi-material golf club head
US7935003B2 (en) * 2007-09-26 2011-05-03 Bridgestone Sports Co., Ltd. Golf club head
JP2011244944A (en) * 2010-05-25 2011-12-08 Biikku Kk Golf club head
US8870682B2 (en) 2006-07-21 2014-10-28 Cobra Golf Incorporated Multi-material golf club head
US9028341B2 (en) 2013-03-11 2015-05-12 Taylor Made Golf Company, Inc. Golf club head
US9162115B1 (en) 2009-10-27 2015-10-20 Taylor Made Golf Company, Inc. Golf club head
US9199138B2 (en) * 2006-12-06 2015-12-01 Taylor Made Golf Company, Inc. Golf clubs and club-heads comprising a face plate having a central recess and flanking recesses
JP2016158714A (en) * 2015-02-27 2016-09-05 グローブライド株式会社 Golf club head, and golf club
JP2016158713A (en) * 2015-02-27 2016-09-05 グローブライド株式会社 Golf club head, and golf club
US9586104B2 (en) 2006-07-21 2017-03-07 Cobra Golf Incorporated Multi-material golf club head
US9700766B2 (en) 2013-04-01 2017-07-11 Acushnet Company Golf club head with improved striking face
US9750991B2 (en) 2013-03-07 2017-09-05 Taylor Made Golf Company, Inc. Golf club head

Cited By (28)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6435981B2 (en) 1998-01-16 2002-08-20 Mizuno Corporation Metal golf club head
US6428425B1 (en) 1998-01-16 2002-08-06 Mizuno Corporation Metal golf club head
US6899638B2 (en) 2000-05-02 2005-05-31 Mizuno Corporation Golf club
US6904663B2 (en) 2002-11-04 2005-06-14 Taylor Made Golf Company, Inc. Method for manufacturing a golf club face
US7278925B2 (en) 2003-10-22 2007-10-09 Sri Sports Limited Golf club head
US7220190B2 (en) 2003-11-11 2007-05-22 Sri Sports Limited Golf club head
US7303488B2 (en) 2003-12-09 2007-12-04 Sri Sports Limited Golf club head
US7140974B2 (en) 2004-04-22 2006-11-28 Taylor Made Golf Co., Inc. Golf club head
USRE42544E1 (en) * 2004-04-22 2011-07-12 Taylor Made Golf Company, Inc. Golf club head
USRE43801E1 (en) 2004-04-22 2012-11-13 Taylor Made Golf Company, Inc. Golf club head
US8870682B2 (en) 2006-07-21 2014-10-28 Cobra Golf Incorporated Multi-material golf club head
US7819757B2 (en) * 2006-07-21 2010-10-26 Cobra Golf, Inc. Multi-material golf club head
US9586104B2 (en) 2006-07-21 2017-03-07 Cobra Golf Incorporated Multi-material golf club head
US9199138B2 (en) * 2006-12-06 2015-12-01 Taylor Made Golf Company, Inc. Golf clubs and club-heads comprising a face plate having a central recess and flanking recesses
US8187118B2 (en) 2007-09-26 2012-05-29 Bridgestone Sports Co., Ltd. Golf club head
US7935003B2 (en) * 2007-09-26 2011-05-03 Bridgestone Sports Co., Ltd. Golf club head
US8337329B2 (en) 2008-10-29 2012-12-25 Bridgestone Sports Co., Ltd. Golf club head
JP2010104473A (en) * 2008-10-29 2010-05-13 Bridgestone Sports Co Ltd Golf club head
US9162115B1 (en) 2009-10-27 2015-10-20 Taylor Made Golf Company, Inc. Golf club head
US10065083B2 (en) 2009-10-27 2018-09-04 Taylor Made Golf Company, Inc. Golf club head
JP2011244944A (en) * 2010-05-25 2011-12-08 Biikku Kk Golf club head
US9750991B2 (en) 2013-03-07 2017-09-05 Taylor Made Golf Company, Inc. Golf club head
US9457243B2 (en) 2013-03-11 2016-10-04 Taylor Made Golf Company, Inc. Golf club head
US9028341B2 (en) 2013-03-11 2015-05-12 Taylor Made Golf Company, Inc. Golf club head
US9682297B2 (en) 2013-03-11 2017-06-20 Taylor Made Golf Company, Inc. Golf club head
US9700766B2 (en) 2013-04-01 2017-07-11 Acushnet Company Golf club head with improved striking face
JP2016158714A (en) * 2015-02-27 2016-09-05 グローブライド株式会社 Golf club head, and golf club
JP2016158713A (en) * 2015-02-27 2016-09-05 グローブライド株式会社 Golf club head, and golf club

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