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1. 发明申请

US20180178086A1 GOLF CLUB 审中-公开
公开(公告)号：US20180178086A1
公开(公告)日：2018-06-28
申请号：US15855445
申请日：2017-12-27
申请人： DUNLOP SPORTS CO. LTD. , SUMITOMO RUBBER INDUSTRIES, LTD.
发明人： Masahide ONUKI , Hiroshi HASEGAWA , Naruhiro MIZUTANI , Yuki MOTOKAWA
IPC分类号： A63B53/02
CPC分类号： A63B53/02 , A63B2053/023
摘要： A golf club includes a head 200, a shaft 300, and a tip engagement part RT having a reverse-tapered shape and being disposed at a tip end portion of the shaft 300. The tip engagement part RT includes a sleeve 400 having a reverse-tapered shape and being fixed to the tip end portion of the shaft 300, and a spacer 500 having a reverse-tapered shape and being externally fitted to the sleeve 400. The spacer 500 has a divided structure. The hosel part 202 includes a hosel hole 204. The hosel hole 204 includes a reverse-tapered hole 206 corresponding to the shape of the outer surface of the tip engagement part RT. The hosel hole 204 allows the sleeve 400 to pass through the hosel hole 204. The tip engagement part RT is fitted to the reverse-tapered hole 206, and the sleeve 400 is fitted inside the spacer 500.

2. 发明申请

US20150375064A1 GOLF CLUB 审中-公开
标题翻译：高尔夫俱乐部
公开(公告)号：US20150375064A1
公开(公告)日：2015-12-31
申请号：US14753862
申请日：2015-06-29
申请人： DUNLOP SPORTS CO. LTD.
发明人： Hiroshi HASEGAWA
IPC分类号： A63B53/02
CPC分类号： A63B53/02 , A63B2209/023
摘要： The golf club includes a shaft, a golf club head equipped with a face portion and a hosel portion having an attachment hole for insertion of the shaft, and a support member attached to an opening portion of the attachment hole and formed into a cylindrical shape covering the outer circumferential surface of the shaft. The shaft includes a hollow shaft body and a sheet-like reinforcing layer constituted by low-elasticity fibers and arranged in the shaft body, the reinforcing layer being arranged at a position corresponding to at least the support member. The attachment hole includes a support portion having an inner diameter for supporting the outer circumferential surface of the shaft, and an engaging portion continuous with the support portion, having a larger inner diameter than the support portion, and open to the outside in an opening of the attachment hole.
摘要翻译：高尔夫球杆包括轴，具有面部的高尔夫球杆头和具有用于插入轴的附接孔的插鞘部分，以及附接到安装孔的开口部分并形成为圆形形状的支撑构件轴的外圆周表面。轴包括中空轴体和由低弹性纤维构成的片状增强层，并且布置在轴体中，加强层布置在至少对应于支撑构件的位置。所述安装孔包括：支撑部，其具有用于支撑所述轴的外周面的内径和与所述支撑部连续的卡合部，所述卡合部具有比所述支撑部大的内径，附件孔。

3. 发明申请

US20150038255A1 SHAFT FOR GOLF CLUBS 有权
标题翻译：高尔夫球杆
公开(公告)号：US20150038255A1
公开(公告)日：2015-02-05
申请号：US14450824
申请日：2014-08-04
申请人： DUNLOP SPORTS CO. LTD.
发明人： Hiroshi HASEGAWA
IPC分类号： A63B53/10
CPC分类号： A63B60/00 , A63B53/10 , A63B2209/02 , B29C70/30 , B29C70/541 , B29L2031/5227
摘要： A shaft 6 includes bias layers and straight layers. The bias layers include full length bias layers s1, s2, and butt partial bias layers s3, s4 arranged at a butt end side of the shaft. The straight layers include full length straight layers s7, s9, a tip partial straight layer arranged at a tip side of the shaft, and a butt partial straight layer arranged at a butt end side of the shaft. The tip partial straight layer includes a tip low-elastic layer s6. The butt partial straight layer includes a butt low-elastic layer s8. A low-elastic layer means a layer in which an elastic modulus of a reinforcing fiber is equal to or less than 20 ton/mm2. A shaft length Ls is equal to or less than 41 inches.
摘要翻译：轴6包括偏置层和直层。偏置层包括设置在轴的对接端侧的全长偏置层s1，s2和对接部分偏置层s3，s4。直层包括全长直层s7，s9，布置在轴的尖端侧的末端部分直线层和布置在轴的对接端侧的对接部分直线层。尖端部分直线层包括尖端低弹性层s6。对接部分直线层包括对接低弹性层s8。低弹性层是指增强纤维的弹性模量为20ton / mm2以下的层。轴长Ls等于或小于41英寸。

4. 发明申请

US20130090184A1 GOLF CLUB SHAFT 有权
标题翻译：高尔夫俱乐部
公开(公告)号：US20130090184A1
公开(公告)日：2013-04-11
申请号：US13644851
申请日：2012-10-04
申请人： DUNLOP SPORTS CO. LTD.
发明人： Hiroshi HASEGAWA , Takashi NAKANO
IPC分类号： A63B53/14
CPC分类号： A63B60/42 , A63B53/10 , A63B2209/02
摘要： A golf club shaft, wherein when a distance from a shaft front end to a shaft gravity center point is LG and full length of the shaft is LS, 0.54≦LG/LS≦0.65 is satisfied, a shaft weight is 55 g or less, and a bending rigidity value EI at a point of 630 mm from the shaft front end to the shaft rear end side is 2.3 kgf·m2 or less.
摘要翻译：一种高尔夫球杆轴，其中，当从轴前端到轴重心点的距离为LG且轴的全长为LS时，满足0.54＆nlE; LG / LS＆nlE; 0.65，轴重量为55g以下在从轴前端到轴后端侧的630mm处的弯曲刚性值EI为2.3kgf·m 2以下。

5. 发明申请

US20140106895A1 GOLF CLUB SHAFT 有权
标题翻译：高尔夫俱乐部
公开(公告)号：US20140106895A1
公开(公告)日：2014-04-17
申请号：US14055050
申请日：2013-10-16
申请人： Dunlop Sports Co. Ltd.
发明人： Hiroshi HASEGAWA , Kiyofumi MATSUNAGA , Takeshi SHIMAUCHI
IPC分类号： A63B53/10
CPC分类号： A63B60/00 , A63B53/10 , A63B2209/023 , A63B2225/02
摘要： A shaft 6 includes full length layers provided wholly in a longitudinal direction of the shaft, and a tip end partial layer provided on a tip part of the shaft. The full length layers include a bias layer and a straight layer. The tip end partial layer includes an inner glass fiber reinforced layer. When a full length of the shaft is defined as Ls, and a distance between a tip end of the shaft and a center of gravity G of the shaft is defined as Lg, a ratio (Lg/Ls) is equal to or greater than 0.52 and equal to or less than 0.65. A weight of the shaft is equal to or less than 65 g. Preferably, the inner glass fiber reinforced layer is positioned inside the bias layer.
摘要翻译：轴6包括完全设置在轴的纵向方向上的全长层，以及设置在轴的尖端部分上的末端部分层。全长层包括偏置层和直层。顶端部分层包括内玻璃纤维增强层。当轴的整个长度被定义为Ls，并且轴的顶端与轴的重心G之间的距离被定义为Lg时，比率（Lg / Ls）等于或大于0.52 并且等于或小于0.65。轴的重量等于或小于65g。优选地，内玻璃纤维增强层位于偏置层内。

6. 发明申请

US20130095949A1 GOLF CLUB SHAFT AND GOLF CLUB USING THE SAME 有权
标题翻译：高尔夫俱乐部和高尔夫俱乐部使用相同
公开(公告)号：US20130095949A1
公开(公告)日：2013-04-18
申请号：US13644843
申请日：2012-10-04
申请人： DUNLOP SPORTS CO., LTD.
发明人： Hiroshi HASEGAWA , Takashi NAKANO
IPC分类号： A63B53/10
CPC分类号： A63B53/10 , A63B2209/02 , A63B2209/023 , Y10T428/1369
摘要： A golf club shaft extending from a tip end to a butt end and made of fiber reinforced resin, comprises a weight being in a range of from 30 to 55 g, a whole length LS between the tip end and the butt end, a center of gravity of the shaft located with a distance LG from the tip end, a ratio of the distance LG to the whole length LS being in a range of from 0.54 to 0.65, a tip end portion which has a length of 300 mm from the tip end toward the butt end, the tip end portion including fibers including a pitch based carbon fiber and a PAN based carbon fiber, and said fibers in the tip end portion comprising, in weight, the pitch based carbon fiber of from 15 to 25% and the PAN based carbon fiber of from 85 to 75%.
摘要翻译：从尖端延伸到对接端并由纤维增强树脂制成的高尔夫球杆轴包括重量在30至55g的范围内，在顶端和对接端之间的整个长度LS，轴距离前端的距离为LG的重力，距离LG与全长LS的比例在0.54〜0.65的范围内，前端部的长度为300mm 朝向所述对接端，所述前端部分包括包括沥青基碳纤维和PAN基碳纤维的纤维，并且所述前端部分中的所述纤维的重量比包含15至25％的沥青基碳纤维和 PAN基碳纤维为85〜75％。

7. 发明申请

US20130095948A1 GOLF CLUB SHAFT 有权
标题翻译：高尔夫俱乐部
公开(公告)号：US20130095948A1
公开(公告)日：2013-04-18
申请号：US13644825
申请日：2012-10-04
申请人： DUNLOP SPORTS CO. LTD.
发明人： Hiroshi HASEGAWA , Takashi NAKANO
IPC分类号： A63B53/10
CPC分类号： A63B60/42 , A63B53/10 , A63B2209/02
摘要： When a distance from a shaft front end to a shaft gravity center point is LG and a full length of the shaft is LS, 0.54≦LG/LS≦0.65 is satisfied. A golf club shaft, wherein a shaft weight is 56 g or more, and a bending rigidity value EI at a point of 630 mm from the shaft front end to the shaft rear end side is 3.6 kgf·m2 or less.
摘要翻译：当从轴前端到轴重心点的距离为LG，轴的全长为LS时，满足0.54 @ LG / LS @ 0.65。另外，轴重为56g以上，从轴前端到轴后端侧为630mm的弯曲刚性值EI为3.6kgf·m 2以下的高尔夫球杆轴。

8. 发明申请

US20130095945A1 GOLF CLUB 有权
标题翻译：高尔夫俱乐部
公开(公告)号：US20130095945A1
公开(公告)日：2013-04-18
申请号：US13644864
申请日：2012-10-04
申请人： DUNLOP SPORTS CO. LTD.
发明人： Takashi NAKAMURA , Hiroshi HASEGAWA , Takashi NAKANO
IPC分类号： A63B53/00
CPC分类号： A63B60/00 , A63B53/00 , A63B53/04 , A63B53/0466 , A63B53/14 , A63B60/42 , A63B2053/0408 , A63B2060/002 , A63B2209/02 , A63B2209/023
摘要： Provided is a golf club having a head disposed at a front end of a shaft and a grip disposed at a back end of the shaft. A club weight is not larger than 265 g, and a ratio (head weight/club weight) of a head weight to a club weight is not lower than 0.67 but not higher than 0.75. When a distance from the front end of the shaft to a center of gravity of the shaft is LG and when a full length of the shaft is LS, 0.52≦LG/LS≦0.65 is satisfied, and when a frequency of flexural vibration of the club is F, 180 cpm≦F≦210 cpm is satisfied.
摘要翻译：提供一种高尔夫球杆，其具有设置在轴的前端的头部和设置在轴的后端的把手。俱乐部重量不大于265g，头重与球杆重量的比率（头重/球杆重量）不低于0.67但不高于0.75。当从轴的前端到轴的重心的距离为LG时，当轴的全长为LS时，满足0.52 @ LG / LS @ 0.65，并且当弯曲振动的频率为俱乐部是F，180 cpm @ F @ 210 cpm满意。

9. 发明申请

US20150094160A1 SHAFT FOR GOLF CLUBS 有权
标题翻译：高尔夫球杆
公开(公告)号：US20150094160A1
公开(公告)日：2015-04-02
申请号：US14504102
申请日：2014-10-01
申请人： DUNLOP SPORTS CO. LTD.
发明人： Hirotaka NAKAMURA , Hiroshi HASEGAWA
IPC分类号： A63B53/10
CPC分类号： A63B60/00 , A63B53/10 , A63B2209/023
摘要： A shaft 6 includes a plurality of fiber reinforced resin layers s1 to s10. The plurality of layers include a first straight layer s1 in which a 0°-compression strength is the minimum and a second straight layer s9 in which a 0°-compression strength is the maximum. A specific tip part Tx which is a region between a tip end Tp and a position separated by 100 mm from the tip end Tp satisfies the following (a) to (c): (a) the first straight layer forms a innermost layer; (b) the second straight layer is arranged outside a central position in a thickness direction; and (c) when a 0°-compression strength of the first straight layer is defined as Cmin and a 0°-compression strength of the second straight layer is defined as Cmax, a difference (Cmax−Cmin) is equal to or greater than 550 MPa.
摘要翻译：轴6包括多个纤维增强树脂层s1至s10。多个层包括0°压缩强度最小的第一直线层s1和0°压缩强度最大的第二直线层s9。作为尖端Tp与从前端Tp分离100mm的位置之间的区域的特定末端部分Tx满足以下（a）〜（c）：（a）第一直线层形成最内层; （b）第二直层布置在厚度方向的中心位置的外侧; 和（c）当第一直层的0°压缩强度定义为Cmin，将第二直线层的0°压缩强度定义为Cmax时，差（Cmax-Cmin）等于或大于 550MPa。

10. 发明申请

US20130095951A1 GOLF CLUB 有权
标题翻译：高尔夫俱乐部
公开(公告)号：US20130095951A1
公开(公告)日：2013-04-18
申请号：US13644468
申请日：2012-10-04
申请人： DUNLOP SPORTS CO. LTD.
发明人： Takashi NAKAMURA , Hiroshi HASEGAWA , Takashi NAKANO
IPC分类号： A63B53/04
CPC分类号： A63B53/10 , A63B53/00 , A63B53/04 , A63B53/0466 , A63B53/14 , A63B60/24 , A63B60/42 , A63B2053/0408 , A63B2053/0412 , A63B2209/00 , A63B2209/023
摘要： Provided is a golf club having a head disposed at a front end of a shaft and a grip disposed at a back end of the shaft. A club weight is not larger than 290 g, and a ratio (head weight/club weight) of a head weight to a club weight is not lower than 0.67 but not higher than 0.72. Furthermore, a grip weight is not smaller than 27 g but not larger than 45 g, and when a distance from the front end of the shaft to a center of gravity the shaft is LG and when a full length of the shaft is LS, 0.54≦LG/LS≦0.65 is satisfied.
摘要翻译：提供一种高尔夫球杆，其具有设置在轴的前端的头部和设置在轴的后端的把手。俱乐部重量不大于290g，头重与球杆重量之比（头重/球杆重量）不低于0.67但不高于0.72。此外，握把重不小于27g但不大于45g，并且当从轴的前端到重心的距离为轴时，轴为LG，当轴的全长为LS时，为0.54 @ LG / LS @ 0.65满意。

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