公开(公告)号：US08870681B2

公开(公告)日：2014-10-28

申请号：US13669995

申请日：2012-11-06

Applicant: Dunlop Sports Co. Ltd.

Inventor： Akio Yamamoto

IPC: A63B53/04

CPC classification number: A63B53/04 ,  A63B53/0466 ,  A63B60/00 ,  A63B2053/0408 ,  A63B2053/0412 ,  A63B2053/0433 ,  A63B2053/0437 ,  A63B2053/045 ,  A63B2053/0458 ,  A63B2053/0491

Abstract: A golf club head with a hollow portion therein, includes a head main body provided with at least one opening which includes at least a part of a sole portion forming a bottom of the head, a resin member composed of a fiber reinforced resin which is attached to the head main body so as to close the opening, and a reinforcing member across the opening having a specific gravity greater than that of the resin member.

Abstract translation: 一种其中具有中空部分的高尔夫球杆头，包括头主体，其设置有至少一个开口，该至少一个开口包括形成头部底部的鞋底部分的至少一部分，由附着的纤维增强树脂构成的树脂构件 到头主体以封闭开口，以及穿过开口的加强构件，其比重大于树脂构件的比重。

公开(公告)号：US09174098B2

公开(公告)日：2015-11-03

申请号：US13644997

申请日：2012-10-04

Applicant: DUNLOP SPORTS CO. LTD.

Inventor： Seiji Hayase ,  Masahide Onuki ,  Akio Yamamoto

IPC: A63B53/04 ,  A63B59/00 ,  A63B71/06

CPC classification number: A63B60/00 ,  A63B53/0466 ,  A63B2053/0408 ,  A63B2053/0433 ,  A63B2053/0437 ,  A63B2060/002 ,  A63B2071/0633 ,  A63B2209/023 ,  A63B2225/01

Abstract: A golf club head 2 is provided with a head body h1 and a CFRP member 16. The CFRP member 16 constitutes at least a part of a crown 6 or at least a part of a sole 8. The CFRP member 16 has a UD lamination part 18 having laminated UD layers. Orientation of a fiber is substantially set to three directions in the UD lamination part 18. When the three directions are a first direction, a second direction, and a third direction, preferably, an angle of the second direction to the first direction is substantially +60 degrees, and an angle of the third direction to the first direction is substantially −60 degrees. Preferably, the UD lamination part 18 has a lamination symmetrical property in a fiber orientation angle. Preferably, the number of layers of the UD lamination part 18 is 5 or greater and 12 or less.

Abstract translation: 高尔夫球杆头2设置有头主体h1和CFRP构件16.CFRP构件16构成冠部6或鞋底8的至少一部分的至少一部分.CFRP构件16具有UD层压部分 18层叠了UD层。 在UD层叠部18中，纤维的取向基本上设定为三个方向。当三个方向为第一方向，第二方向和第三方向时，优选地，第二方向与第一方向的角度基本上为+ 60度，第三方向与第一方向的角度基本上为-60度。 优选地，UD层压部18在纤维取向角度具有层叠对称性。 优选地，UD层压部18的层数为5以上且12以下。

公开(公告)号：US08870680B2

公开(公告)日：2014-10-28

申请号：US13644078

申请日：2012-10-03

Applicant: Dunlop Sports Co. Ltd.

Inventor： Akio Yamamoto

IPC: A63B53/04

CPC classification number: A63B53/04 ,  A63B53/0466 ,  A63B60/00 ,  A63B2053/0412 ,  A63B2053/042 ,  A63B2053/0433 ,  A63B2053/0437 ,  A63B2053/0458 ,  A63B2053/0462

Abstract: A golf club head (1) has a hollow structure provided on a heel side thereof with a hosel portion (7) having a shaft inserting hole. The hollow structure comprises a main frame (1A) made of at least one kind of metal material and a rear casing (1C) made of a fiber reinforced resin and fixed to the main frame. The main frame comprises: the hosel portion; a front section (8) extending from the hosel portion toward a club face (2A) for hitting a ball and toward a toe side of the golf club head; and a rear section (9) extending from the hosel portion toward a back face of the golf club head and toward the toe side of the golf club head while keeping a distance (L3) in the front-back direction of the golf club head from the front section (8).

Abstract translation: 高尔夫球杆头（1）具有中空结构，该中空结构在其后跟侧上具有具有轴插入孔的插鞘部分（7）。 中空结构包括由至少一种金属材料制成的主框架（1A）和由纤维增强树脂制成并固定到主框架的后壳体（1C）。 主框架包括：插鞘部分; 从所述插鞘部朝向朝向所述高尔夫球杆头的脚趾侧的球面（2A）延伸的前部（8）; 以及从高尔夫球杆头的顶面朝向高尔夫球杆头的背面延伸并且朝向高尔夫球杆头的脚趾侧延伸的后部（9），同时保持高尔夫球杆头的前后方向上的距离（L3） 前部（8）。

公开(公告)号：US09981164B2

公开(公告)日：2018-05-29

申请号：US15218746

申请日：2016-07-25

Applicant: DUNLOP SPORTS CO. LTD.

Inventor： Akio Yamamoto

IPC: A63B53/04 ,  B22D19/04 ,  B22D25/02 ,  C22C14/00 ,  B22D19/00 ,  B22D21/00

CPC classification number: A63B53/0466 ,  A63B2053/0408 ,  A63B2053/0412 ,  A63B2053/0437 ,  A63B2053/045 ,  B22D19/00 ,  B22D19/04 ,  B22D21/005 ,  B22D25/02 ,  C22C14/00

Abstract: The present invention provides a golf club head that enables increasing the moment of inertia while also improving durability, and a manufacturing method for the same. The golf club head of the present invention includes a crown portion. The crown portion has a first region having a first thickness and multiple second regions having a second thickness that is smaller than the first thickness. The second regions are distributed in a radiating fashion so as to extend from an origin toward a peripheral portion of the crown portion excluding the face side, the origin being located within 15 mm of the center of gravity of the golf club head in the toe-heel direction and also being located in the vicinity of the face side in the face-back direction in a plan view.

公开(公告)号：US09421430B2

公开(公告)日：2016-08-23

申请号：US14168799

申请日：2014-01-30

Applicant: DUNLOP SPORTS CO. LTD.

Inventor： Akio Yamamoto

IPC: A63B53/04 ,  B22D19/04 ,  B22D25/02 ,  C22C14/00

CPC classification number: A63B53/0466 ,  A63B2053/0408 ,  A63B2053/0412 ,  A63B2053/0437 ,  A63B2053/045 ,  B22D19/00 ,  B22D19/04 ,  B22D21/005 ,  B22D25/02 ,  C22C14/00

Abstract: The present invention provides a golf club head that enables increasing the moment of inertia while also improving durability, and a manufacturing method for the same. The golf club head of the present invention includes a crown portion. The crown portion has a first region having a first thickness and multiple second regions having a second thickness that is smaller than the first thickness. The second regions are distributed in a radiating fashion so as to extend from an origin toward a peripheral portion of the crown portion excluding the face side, the origin being located within 15 mm of the center of gravity of the golf club head in the toe-heel direction and also being located in the vicinity of the face side in the face-back direction in a plan view.

Abstract translation: 本发明提供了一种能够增加惯性矩同时也提高耐久性的高尔夫球杆头及其制造方法。 本发明的高尔夫球杆头包括冠部。 冠部具有具有第一厚度的第一区域和具有小于第一厚度的第二厚度的多个第二区域。 第二区域以辐射方式分布，以从原点延伸到除了表面侧之外的冠部的周边部分，原点位于高尔夫球杆头的重心的15mm内， 并且在平面图中也位于面向后方向上的面侧附近。

公开(公告)号：US09358431B2

公开(公告)日：2016-06-07

申请号：US14139608

申请日：2013-12-23

Applicant: DUNLOP SPORTS CO. LTD.

Inventor： Akio Yamamoto

IPC: A63B53/04

CPC classification number: A63B60/00 ,  A63B53/04 ,  A63B53/0466 ,  A63B53/047 ,  A63B53/0487 ,  A63B2053/0433 ,  A63B2053/0491

Abstract: A head body h1 includes a recess part 14 for a socket. A socket 10 is attached to the recess part 14 for a socket. A weight body 12 is detachably attached to the socket 10. The weight body 12 can be secured by relative rotation of an angle +θ°. The weight body 12 can be detached by relative rotation of an angle−θ°. The weight body 12 includes an engaging part 32. The socket 10 includes a first hole part 18 and a second hole part 20. The engaging part 32 can take an engaging position EP and a non-engaging position NP at the second hole part 20 by the relative rotations. A sectional shape of the engaging part 32 has N-fold rotation symmetry. N is an integer of 1 or greater and 3 or less.

Abstract translation: 头体h1包括用于插座的凹部14。 插座10连接到用于插座的凹部14。 重量体12可拆卸地附接到插座10.重量体12可以通过角度+角度θ的相对旋转来固定。 重量体12可以通过角度θ的相对旋转而被分离。 重量体12包括接合部32.插座10包括第一孔部分18和第二孔部分20.接合部分32可以在第二孔部分20处通过接合位置EP和非接合位置NP来接合第二孔部分20 相对旋转。 接合部32的截面形状具有N倍旋转对称性。 N为1以上且3以下的整数。

公开(公告)号：US09387369B2

公开(公告)日：2016-07-12

申请号：US14290679

申请日：2014-05-29

Applicant: DUNLOP SPORTS CO. LTD.

Inventor： Akio Yamamoto

IPC: A63B53/02 ,  A63B53/12 ,  A63B53/10 ,  A63B53/04

CPC classification number: A63B53/02 ,  A63B53/12 ,  A63B2053/0408 ,  A63B2209/00 ,  A63B2209/02

Abstract: A golf club includes a club head, and a shaft. The club head includes a hosel formed into a tubular body having a top end and a shaft insertion hole extending downwardly from the top end. The shaft includes a shaft main body and a reinforcing member. The shaft main body is formed into a tubular shape having a tip end, and an internal surface surrounding cavity therein. The reinforcing member has a specific gravity of not more than 2.0 and is fixed in the cavity of the shaft main body. The reinforcing member includes a first portion fitting the internal surface of the shaft main body. The first portion includes an uppermost edge positioned upwardly with respect to the top end of the hosel, and a lowermost edge positioned between the top end of the hosel and the tip end of the shaft main body.

Abstract translation: 高尔夫球杆包括球杆头和杆。 球杆头包括形成为具有顶端的管状体的插鞘和从顶端向下延伸的轴插入孔。 轴包括轴主体和加强构件。 轴主体形成为具有尖端的管状，以及在其内部包围空腔的内表面。 加强构件的比重不大于2.0，并且固定在轴主体的空腔中。 加强构件包括配合轴主体的内表面的第一部分。 第一部分包括相对于插鞘的顶端向上定位的最上边缘，以及位于插鞘的顶端和轴主体的顶端之间的最下边缘。

公开(公告)号：US09345935B2

公开(公告)日：2016-05-24

申请号：US14167597

申请日：2014-01-29

Applicant: DUNLOP SPORTS CO. LTD.

Inventor： Akio Yamamoto

IPC: A63B53/02 ,  A63B53/00

CPC classification number: A63B53/02 ,  A63B53/00

Abstract: A golf club gc includes a head hd, a shaft sf, a sleeve sv, and a screw sc. The sleeve sv is secured to a tip part of the shaft sf. The sleeve sv includes a plurality of engaging projections sv6 and non-engaging surfaces sv7, each of the non-engaging surfaces sv7 positioned between the engaging projections sv6 adjacent to each other. A hosel 10 of the head hd includes an engaging recess 10a extending downward from a hosel end face 10b, and a hosel hole h1. Rotation of the sleeve sv to the head hd is regulated by engagement between the engaging projection sv6 and the engaging recess 10a. A space is formed between an inner surface of the hosel hole h1 and the non-engaging surface sv7 in the connected state.

Abstract translation: 高尔夫球杆gc包括头部hd，轴sf，套筒sv和螺钉sc。 套筒sv被固定到轴sf的尖端部分。 套筒sv包括多个接合突起sv6和非接合表面sv7，每个非接合表面sv7定位在彼此相邻的接合突起sv6之间。 头部hd的插鞘10包括从插鞘端面10b向下延伸的接合凹部10a和插鞘孔h1。 套筒sv到头部hd的旋转由接合突起sv6和接合凹部10a之间的接合来调节。 在连接状态下，在插孔h1的内表面和非接合表面sv7之间形成空间。

公开(公告)号：US08944934B2

公开(公告)日：2015-02-03

申请号：US13711853

申请日：2012-12-12

Applicant: Dunlop Sports Co. Ltd.

Inventor： Akio Yamamoto

IPC: A63B53/04 ,  A63B53/06 ,  A63B59/00

CPC classification number: A63B53/0466 ,  A63B60/42 ,  A63B2053/0433 ,  A63B2053/0491 ,  A63B2209/00

Abstract: A head 4 includes a head body h1, a socket 10, and a weight body 12. The weight body 12 has an engaging part 32. The socket 10 has a first hole part 18 and a second hole part 20. The engaging part 32 can take an engaging position EP and a non-engaging position NP in the second hole part 20 by relative rotation of an angle θ. Hardness Hs of the second hole part 20 is D40 or greater and D58 or less. The second hole part 20 has a resistance surface 84 elastically deformed in the middle of the relative rotation. A longest sectional size of the engaging part 32 is defined as d1, and a distance between the resistance surfaces 84 opposed to each other is defined as F1, a ratio (F1/d1) is 0.935 or greater and 0.965 or less.

Abstract translation: 头部4包括头部主体h1，插座10和配重体12.重量体12具有接合部32.插座10具有第一孔部18和第二孔部20.接合部32可以 通过角度和角度的相对旋转在第二孔部分20中取得接合位置EP和非接合位置NP。 第二孔部20的硬度Hs为D40以上且D58以下。 第二孔部20具有在相对旋转中间弹性变形的阻力面84。 接合部32的最长截面尺寸被定义为d1，将彼此相对的阻力面84之间的距离定义为F1，比（F1 / d1）为0.935以上且0.965以下。

公开(公告)号：US09227275B2

公开(公告)日：2016-01-05

申请号：US13905397

申请日：2013-05-30

Applicant: DUNLOP SPORTS CO. LTD.

Inventor： Akio Yamamoto

IPC: B23K31/02 ,  B23K37/04 ,  A63B53/04

CPC classification number: B23K37/04 ,  A63B53/0466 ,  A63B53/047 ,  A63B53/0487 ,  A63B60/02 ,  A63B2053/0433 ,  A63B2053/045 ,  A63B2053/0454 ,  A63B2053/0491

Abstract: A method for manufacturing a head 2 includes the steps of: (A) producing a plurality of head components Ph; (B) welding at least two of the head components Ph to each other while abutting the head components Ph on a guide core gc1; and (C) removing the guide core gc1. Preferably, the guide core gc1 is made of a water-soluble material. Preferably, at least one of the head components Ph is produced by a press process. Preferably, the guide core gc1 has a lack part Ms1. Preferably, existence of the lack part Ms1 avoids contact between a welding joint part wd1 and the guide core gc1 in the step B.

Abstract translation: 一种制造头部2的方法包括以下步骤：（A）产生多个头部部件Ph; （B）将头部组分Ph中的至少两个彼此焊接，同时将导向芯gc1上的头部组分Ph邻接; 和（C）移除引导芯gc1。 优选地，导芯gc1由水溶性材料制成。 优选地，头部组分Ph中的至少一个通过压制方法产生。 优选地，引导芯gc1具有缺少部分Ms1。 优选地，缺少部分Ms1的存在避免了在步骤B中焊接接头部分wd1和引导芯gc1之间的接触。