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公开(公告)号:US20110159999A1
公开(公告)日:2011-06-30
申请号:US12907442
申请日:2010-10-19
申请人: Keiji OHAMA , Yoshiko MATSUYAMA , Toshiyuki TARAO , Kazuyoshi SHIGA , Hirotaka NAKAMURA , Takahiro SAJIMA
发明人: Keiji OHAMA , Yoshiko MATSUYAMA , Toshiyuki TARAO , Kazuyoshi SHIGA , Hirotaka NAKAMURA , Takahiro SAJIMA
CPC分类号: A63B37/0003 , A63B37/0031 , A63B37/0033 , A63B37/0043 , A63B37/0045 , A63B37/0062 , A63B37/0064 , A63B37/02 , A63B37/12
摘要: At all points Pa included in zone “A” away from the central point of the core 4 at a distance of 1 mm or greater and less than 5 mm, the following mathematical expression (I) is satisfied, and at any point Pb included in zone “B” away from the central point of the core 4 at a distance of 5 mm or greater and 10 mm or less, the following mathematical expression (II) is satisfied. Ha2−Ha1
摘要翻译: 在距离芯4的中心点1mm以上且小于5mm的区域“A”中包含的所有点Pa满足以下数学式(I),并且在包括在 区域“B”远离核心4的中心点,距离为5mm以上且10mm以下,满足以下数学式(II)。 Ha2-Ha1 <5(I)Hb2-Hb1≥5(II)Ha1表示沿着径向方向位于点Pa内并且远离点Pa距离1mm的点Pa1处的硬度,Ha2 表示位于点Pa外侧的点Pa2处的距离为1mm的距离点Pa的距离处的硬度。 Hb1表示沿距离为1mm的点Pb位于点Pb以内的点Pb1处的距离为1mm的点处的硬度,Hb2表示位于点Pb以外的点Pb2处的硬度 径向并远离距离为1mm的点Pb。
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公开(公告)号:US20110053708A1
公开(公告)日:2011-03-03
申请号:US12846185
申请日:2010-07-29
CPC分类号: A63B37/0023 , A63B37/0022 , A63B37/0031 , A63B37/0033 , A63B37/0043 , A63B37/0045 , A63B37/0062 , A63B37/0064 , A63B37/0065 , A63B37/0067 , A63B37/0075 , A63B37/0087 , A63B2037/0079 , C08G18/7831 , C08G59/54 , C09D163/00 , C09D175/06
摘要: Golf ball 2 has spherical core 4, cover 6 situated on the external side of the core 4, and paint layer 8 situated on the external side of the cover 6. The cover 6 has a Shore D hardness of no greater than 61. The paint layer 8 has a Martens hardness of no greater than 2.0 mgf/μm2. The base polymer of the paint layer 8 is a polyurethane obtained by a reaction of a polyol with a polyisocyanate. The polyisocyanate contains a buret-modified form of hexamethylene diisocyanate. The cover 6 has a thickness of 0.3 mm or greater and 1.0 mm or less. The paint layer 8 has a thickness of 5 μm or greater and 40 μm or less.
摘要翻译: 高尔夫球2具有球形芯4,位于芯部4的外侧的盖6和位于盖6的外侧的涂料层8.盖6的肖氏D硬度不大于61。 层8具有不大于2.0mgf /μm2的马氏硬度。 涂料层8的基础聚合物是通过多元醇与多异氰酸酯的反应获得的聚氨酯。 多异氰酸酯含有滴定管改性形式的六亚甲基二异氰酸酯。 盖6的厚度为0.3mm以上且1.0mm以下。 涂料层8的厚度为5μm以上且40μm以下。
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公开(公告)号:US20100093466A1
公开(公告)日:2010-04-15
申请号:US12574462
申请日:2009-10-06
申请人: Keiji OHAMA , Satoko Okabe , Kazuya Kamino
发明人: Keiji OHAMA , Satoko Okabe , Kazuya Kamino
IPC分类号: A63B37/00
CPC分类号: A63B37/0004 , A63B37/0006 , A63B37/0012 , A63B37/0018 , A63B37/002 , A63B37/0031 , A63B37/0033 , A63B37/0039 , A63B37/004 , A63B37/0043 , A63B37/0045 , A63B37/0049 , A63B37/0062 , A63B37/0063 , A63B37/0064 , A63B37/0065 , A63B37/0075 , A63B37/0076 , A63B37/0087 , A63B37/0092
摘要: An objective of the present invention is to provide a golf ball striking a balance between the flight distance on the driver shots and the approach performance on the approach shots and having the excellent shot feeling and durability. The present invention provides a golf ball comprising a core consisting of a center and a surrounding layer covering the center; at least one intermediate layer covering the core; and a cover covering the intermediate layer; wherein at least one piece or one layer of the intermediate layer is formed from a highly elastic intermediate layer composition that contains (A) a highly elastic resin having a flexural modulus in a range from 700 MPa to 5,000 MPa and (B) an ionomer resin having a flexural modulus in a range from 150 MPa to 1,000 MPa in a content ratio ((A)/(B)) of (A) the highly elastic resin to (B) the ionomer resin (B) being (20 mass % to 80 mass %)/(80 mass % to 20 mass %) (the total is 100 mass %), and wherein a surface hardness (Hm) of the intermediate layer and a surface hardness (Hs) of the core satisfy the equation: Hm≧Hs, and the cover has a slab hardness (Hc) of 45 or less in Shore D hardness.
摘要翻译: 本发明的目的是提供一种高尔夫球在驾驶员射击之间的飞行距离和接近射门之间的距离性能上保持平衡,并且具有优异的射击感和耐久性。 本发明提供一种高尔夫球,包括由中心和覆盖中心的周围层组成的芯; 覆盖芯的至少一个中间层; 覆盖所述中间层的盖; 其中,所述中间层的至少一层或一层由高弹性中间层组合物形成,所述高弹性中间层组合物含有(A)挠曲模量为700MPa〜5000MPa的高弹性树脂,(B)离聚物树脂 (A)高弹性树脂与(B)离聚物树脂(B)的含量比((A)/(B))为150质量%〜1000MPa的弯曲弹性模量为(20质量%〜 80质量%〜20质量%)(总共为100质量%),其中中间层的表面硬度(Hm)和芯的表面硬度(Hs)满足下式:Hm ≧Hs,并且所述盖的硬度D硬度为45以下的板坯硬度(Hc)。
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公开(公告)号:US20100075778A1
公开(公告)日:2010-03-25
申请号:US12545230
申请日:2009-08-21
申请人: Kazuya KAMINO , Keiji Ohama , Hirotaka Nakamura
发明人: Kazuya KAMINO , Keiji Ohama , Hirotaka Nakamura
IPC分类号: A63B37/00
CPC分类号: A63B37/0031 , A63B37/0003 , A63B37/0029 , A63B37/0033 , A63B37/0039 , A63B37/004 , A63B37/0043 , A63B37/0044 , A63B37/0045 , A63B37/006 , A63B37/0062 , A63B37/0063 , A63B37/0064 , A63B37/0076 , A63B37/0092 , A63B37/02 , C09D177/00 , C08K3/22 , C08L63/00
摘要: A golf ball 2 includes a core 4, an envelope layer 6 positioned outside the core 4, a mid layer 8 positioned outside the envelope layer 6, and a cover 10 positioned outside the mid layer 8. The core 4 includes a spherical center 12 and a core outer layer 14 positioned outside the center 12. The center 12 has a diameter of 1 mm or greater and 15 mm or less. The difference (H4−H3) between the JIS-C hardness H4 of the core 4 at its surface and the JIS-C hardness H3 of the core outer layer 14 at its innermost portion is equal to or greater than 10. The cover 10 has a Shore D hardness H7 less than 40. The Shore D hardnesses H5, H6 and H7 of the envelope layer 6, the mid layer 8, and the cover 10 satisfy that H5>H6≧H7.
摘要翻译: 高尔夫球2包括芯部4,位于芯部4外部的包络层6,位于包络层6外侧的中间层8和位于中间层8外侧的盖10.芯部4包括球形中心12和 位于中心12外的芯外层14.中心12的直径为1mm以上且15mm以下。 核心4的表面的JIS-C硬度H4与芯部外层14的最内侧的JIS-C硬度H3之间的差(H4-H3)等于或大于10.盖10具有 肖氏D硬度H7小于40.包层6,中层8和盖10的肖氏D硬度H5,H6和H7满足H5>H6≥H7。
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公开(公告)号:US20090258731A1
公开(公告)日:2009-10-15
申请号:US12397707
申请日:2009-03-04
申请人: Kazuya KAMINO , Keiji Ohama , Hirotaka Nakamura
发明人: Kazuya KAMINO , Keiji Ohama , Hirotaka Nakamura
IPC分类号: A63B37/02
CPC分类号: A63B37/0003 , A63B37/0024 , A63B37/0031 , A63B37/0033 , A63B37/0043 , A63B37/0045 , A63B37/0064 , A63B37/0076
摘要: A golf ball 2 includes a core 4, an envelope layer 6, a mid layer 8 and a cover 10. A thickness Tm of the mid layer 8 is less than 1.2 mm. A thickness Tc of the cover 10 is less than 0.6 mm. The sum of the thicknesses Tm and Tc is equal to or less than mm. A hardness Hs of the envelope layer 6 is 50 or greater. A hardness Hm of the mid layer 8 is 30 or greater and 60 or less. A hardness Hc of the cover 10 is less than 40. The hardness Hs, the hardness Hm, and the hardness Hc satisfy the following formula (1). Hs≧Hm≧Hc (1) The base material of the envelope layer 6 is ionomer resin. The base material of the midlayer 8 is polyurethane. The base material of the cover 10 is polyurethane.
摘要翻译: 高尔夫球2包括芯4,包络层6,中间层8和盖10.中间层8的厚度Tm小于1.2mm。 盖10的厚度Tc小于0.6mm。 厚度Tm和Tc之和等于或小于mm。 包层6的硬度Hs为50以上。 中间层8的硬度Hm为30以上且60以下。 盖10的硬度Hc小于40.硬度Hs,硬度Hm和硬度Hc满足下式(1)。 Hs> = Hm> = Hc(1)包层6的基材为离聚物树脂。 中间层8的基材是聚氨酯。 盖10的基材是聚氨酯。
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公开(公告)号:US20090170637A1
公开(公告)日:2009-07-02
申请号:US12343558
申请日:2008-12-24
申请人: Keiji Ohama , Hirotaka Nakamura , Toshiyuki Tarao
发明人: Keiji Ohama , Hirotaka Nakamura , Toshiyuki Tarao
IPC分类号: A63B37/12
CPC分类号: A63B37/0065 , A63B37/0034 , A63B37/0062 , A63B37/0087 , A63B2037/0079
摘要: An object of the present invention is to provide a golf ball which has excellent durability and wear-resistance and provides an excellent shot feeling. The present invention is directed to a golf ball comprising: a core; and a cover covering the core, wherein the cover is formed from a cover composition containing a thermoplastic polyurethane (A), a polyisocyanate (B) having at least two isocyanate groups, and a polyhydroxyether (C) as a resin component, and wherein the core has a surface hardness of 85 or smaller in JIS-C hardness.
摘要翻译: 本发明的目的是提供一种具有优异的耐久性和耐磨性并提供优异的拍摄感觉的高尔夫球。 本发明涉及一种高尔夫球,包括:芯; 以及覆盖所述芯的盖,其中所述盖由包含热塑性聚氨酯(A),具有至少两个异氰酸酯基的多异氰酸酯(B)和作为树脂成分的聚羟基醚(C))的覆盖组合物形成,并且其中 芯的JIS-C硬度的表面硬度为85以下。
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公开(公告)号:US20090105012A1
公开(公告)日:2009-04-23
申请号:US12232371
申请日:2008-09-16
申请人: Kazuya Kamino , Keiji Ohama
发明人: Kazuya Kamino , Keiji Ohama
IPC分类号: A63B37/12
CPC分类号: A63B37/12 , A63B37/0003 , A63B37/0022 , A63B37/0031 , A63B37/0033 , A63B37/0038
摘要: Golf ball 2 of the present invention has core 4, cover 10 situated on the external side of the core 4, and paint layer provided to cover this cover 10. The base polymer of the cover 10 is a urethane resin. The base polymer of the paint layer 16 is a urethane resin. The cover 10 has a thickness Tc of 0.1 mm or greater and 0.7 mm or less. The paint layer 16 has a thickness Tp (mm) of 0.015 mm or greater and 0.040 mm or less. The ratio (Tp/Tc) is 0.021 or greater and 0.40 or less. Preferably, the paint layer 16 is formed with two or more layers 18 and 20. Preferably, the base polymer of the paint layer 16 is a two-pack type urethane resin or a two-pack type epoxy resin.
摘要翻译: 本发明的高尔夫球2具有芯部4,位于芯部4的外侧的盖10以及覆盖该盖10的涂料层。盖10的基础聚合物是聚氨酯树脂。 涂料层16的基础聚合物是聚氨酯树脂。 盖10的厚度Tc为0.1mm以上且0.7mm以下。 涂层16的厚度Tp(mm)为0.015mm以上且0.040mm以下。 比率(Tp / Tc)为0.021以上且0.40以下。 优选地,涂料层16形成有两层或更多层18和20.优选地,涂料层16的基础聚合物是双组分型聚氨酯树脂或双组分型环氧树脂。
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公开(公告)号:US07396301B2
公开(公告)日:2008-07-08
申请号:US11508955
申请日:2006-08-24
申请人: Keiji Ohama , Kazuhiko Isogawa
发明人: Keiji Ohama , Kazuhiko Isogawa
IPC分类号: A63B37/06
CPC分类号: A63B37/0003 , A63B37/0006 , A63B37/0039 , A63B37/0043 , A63B2209/00
摘要: The present invention provides a golf ball comprising a core, an intermediate layer covering the core, and a cover covering the intermediate layer, wherein the intermediate layer contains a 3-dimensional shaped metal oxide having at least three needle-shaped parts. Blending the 3-dimensional shaped metal oxide into the intermediate layer enhances the rigidity of the resultant intermediate layer and the hardness thereof. Making use of this property, it is possible to improve the durability, the flight performance and the shot feeling of the golf ball.
摘要翻译: 本发明提供了一种高尔夫球,其包括芯,覆盖芯的中间层和覆盖中间层的盖,其中中间层包含具有至少三个针状部分的三维成形金属氧化物。 将三维形状的金属氧化物混合到中间层中增强了所得中间层的刚性及其硬度。 利用该属性,可以提高高尔夫球的耐久性,飞行性能和射击感。
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公开(公告)号:US20070173350A1
公开(公告)日:2007-07-26
申请号:US11647199
申请日:2006-12-29
申请人: Keiji Ohama , Kazuhiko Isogawa , Takahiro Sajima
发明人: Keiji Ohama , Kazuhiko Isogawa , Takahiro Sajima
CPC分类号: A63B37/0004 , A63B37/0006 , A63B37/0012 , A63B37/0018 , A63B37/002 , A63B37/0075 , A63B2209/00
摘要: Golf ball 2 has a center 8, mid layer 10 and a cover 6. The mid layer 10 is formed by a resin composition containing a metal oxide with a three-dimensional shape. A D hardness of the mid layer 10 is 32 or greater and 39 or less. A ratio of an amount of compressive deformation C1 of the center 8 to an amount of compressive deformation C2 of a core 4, (C1/C2), is less than 1.09. A ratio of the amount of compressive deformation C1 to an amount of compressive deformation C3, (C1/C3), is equal to or greater than 1.08. This golf ball has three or more kinds of dimples 12, each having a different diameter. Total number of the dimples 12 is equal to or greater than 300. A ratio Pn of the number of the dimples 12 with a diameter of equal to or greater than 3.40 mm to the total number of the dimples is equal to or greater than 90%. The number of kinds of the dimples having a diameter of equal to or greater than 3.40 mm in a low latitude region is greater than that in a middle region and a high latitude region.
摘要翻译: 高尔夫球2具有中心8,中间层10和盖6。 中间层10由含有三维形状的金属氧化物的树脂组合物形成。 中间层10的D硬度为32以上且39以下。 中心8的压缩变形量C 1与芯部4的压缩变形量C 2(C 1 / C 2)的比例小于1.09。 压缩变形量C 1与压缩变形量C 3(C 1 / C 3)的比例等于或大于1.08。 这种高尔夫球具有三种或更多种具有不同直径的凹坑12。 凹坑12的总数等于或大于300.相对于凹坑总数,直径等于或大于3.40mm的凹坑12的数量的比Pn等于或大于90% 。 在低纬度区域中具有等于或大于3.40mm的直径的凹坑的种类数量大于中间区域和高纬度区域中的凹坑的种类数量。
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公开(公告)号:US07192366B2
公开(公告)日:2007-03-20
申请号:US10212117
申请日:2002-08-06
申请人: Seiichiro Endo , Keiji Ohama
发明人: Seiichiro Endo , Keiji Ohama
CPC分类号: A63B37/0003 , A63B37/0031 , A63B37/0033 , A63B37/0043 , A63B37/0045 , A63B37/0062 , A63B37/0075 , A63B37/0092
摘要: The present invention provides a three-piece solid golf ball, of which flight distance is improved by accomplishing high launch angle and low spin amount in initial flight performance, while maintaining soft and good shot feel when hitting at low head speed. The present invention relates to a three-piece solid golf ball comprising a center, intermediate layer and cover, wherein the center has a deformation amount of 3.5 to 5.5 mm, a hardness difference (HS−HC) from a central point hardness (HC) of 10 to 40 and a surface hardness HS of 36 to 50, base resins of the intermediate layer and cover are formed from thermoplastic resin, and the intermediate layer has a hardness HM of 36 to 50, the cover has a hardness HL of 58 to 69, a hardness difference (HS−HM) is 0 to 15, and (HL−HM) is 10 to 28.
摘要翻译: 本发明提供了一种三件式实心高尔夫球,其飞行距离通过在初始飞行性能中实现高发射角度和低旋转量而提高,同时在低速头击球时保持柔软和良好的射击感。 本发明涉及一种包括中心,中间层和覆盖物的三件式实心高尔夫球,其中中心具有3.5至5.5mm的变形量,硬度差(H
从中心点硬度(H SUB C)为10〜40,表面硬度H S S为36〜50,基体树脂为 中间层和盖由热塑性树脂形成,并且中间层的硬度H M 36为50至50,所述盖的硬度H L为58至69, 硬度差(H-H-H M)为0〜15,(H-L-H M-M) )为10〜28。
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