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公开(公告)号：US5002281A
公开(公告)日：1991-03-26
申请号：US485656
申请日：1990-02-27
申请人： Akihiro Nakahara , Mikio Yamada , Tadahiro Ebisuno , Kengo Oka , Takashi Sasaki
发明人： Akihiro Nakahara , Mikio Yamada , Tadahiro Ebisuno , Kengo Oka , Takashi Sasaki
CPC分类号： A63B37/0003 , A63B37/0031 , A63B37/0033 , A63B37/0063 , A63B37/0064 , A63B37/0066 , A63B37/0075 , A63B37/008 , A63B37/0083 , A63B37/0084 , A63B37/0087 , A63B37/0091 , A63B37/0092
摘要： Disclosed is a three-piece solid golf ball comprising a solid core consisting of an inner core and an outer shell surrounding said inner core, and a cover covering said solid core, characterized in that a diameter of said inner core is 29 to 36 mm, a diameter of said solid core is 37 to 41 mm, a central hardness (JIS-C) of the inner core is 25 to 70, a surface hardness (JIS-C) of said outer shell is 80 to 95, a difference between said central hardness of the inner core and said surface hardness of the outer shell is 10 or more, and the relation between the specific gravity of the inner core and the specific gravity of the outer shell satisfies 1.0
摘要翻译： 公开了一种三件式实心高尔夫球，其包括由内芯和围绕所述内芯的外壳组成的实芯，以及覆盖所述实芯的盖，其特征在于，所述内芯的直径为29至36mm， 所述实芯的直径为37〜41mm，内芯的中心硬度（JIS-C）为25〜70，所述外壳的表面硬度（JIS-C）为80〜95，所述 内芯的中心硬度和外壳的表面硬度为10以上，内芯的比重与外壳的比重之间的关系为内核的比重为1.0 < =外壳的比重<1.3。
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公开(公告)号：US5072944A
公开(公告)日：1991-12-17
申请号：US504675
申请日：1990-04-04
申请人： Akihiro Nakahara , Mikio Yamada , Tadahiro Ebisuno , Takashi Sasaki , Kengo Oka
发明人： Akihiro Nakahara , Mikio Yamada , Tadahiro Ebisuno , Takashi Sasaki , Kengo Oka
CPC分类号： A63B37/0003 , A63B37/0033 , A63B37/0063 , A63B37/0064 , A63B37/0066 , A63B37/0075 , A63B37/0091
摘要： Disclosed is a large size three piece solid golf ball comprising a center, an outer layer covering said center to form a solid core and a cover covering said solid core, wherein said center has a diameter of 15 to 24 mm and a center hardness of 25 to 50 (JIS-C), prepared from a rubber composition comprising 100 parts by weight of cis-1,4-polybutadiene, 9 to 20 parts by weight of zinc acrylate and 3 to 150 parts by weight of a zinc oxide, said solid core has a diameter of 36 to 40 mm and a surface hardness of 70 to 90 (JIS-C), a difference between the center hardness and the surface hardness of the solid core is 20 or more and the specific gravity of the center and the outer layer has the following relation;a specific gavity of the center.gtoreq.a specific gravity of the outer layer, andthe specific gravity of the center.gtoreq.1.1.
摘要翻译： 公开了一种大尺寸三件式实心高尔夫球，其包括中心，覆盖所述中心的外层以形成实心芯和覆盖所述实心芯的盖，其中所述中心具有15至24mm的直径和25的中心硬度 至50（JIS-C），由包含100重量份顺式-1,4-聚丁二烯，9至20重量份丙烯酸锌和3至150重量份氧化锌的橡胶组合物制备，所述固体 芯的直径为36〜40mm，表面硬度为70〜90（JIS-C），中心硬度与实心芯的表面硬度之差为20以上，中心和 外层具有以下关系; 中心的比重> / =外层的比重，中心的比重> / = 1.1。
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公开(公告)号：US5421580A
公开(公告)日：1995-06-06
申请号：US231062
申请日：1994-04-22
CPC分类号： A63B37/0003 , A63B2037/085 , A63B2037/087 , A63B37/0017 , A63B37/0018 , A63B37/0031 , A63B37/0033 , A63B37/0043 , A63B37/0045 , A63B37/0052 , A63B37/0053 , A63B37/0062 , A63B37/0064 , A63B37/0066
摘要： Disclosed is a thread wound golf ball comprising a liquid center, rubber thread layer formed on said liquid center, and a cover covering said rubber thread layer wherein said liquid center has a diameter of 29.5 to 32 mm and said cover has dimples thereon which have total dimple volume of 280 to 340 mm.sup.3.
摘要翻译： 公开了一种线缠绕高尔夫球，其包括液体中心，在所述液体中心上形成的橡胶线层，以及覆盖所述橡胶线层的盖，其中所述液体中心的直径为29.5至32mm，并且所述盖在其上具有凹坑， 凹坑体积为280〜340mm3。
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公开(公告)号：US5597365A
公开(公告)日：1997-01-28
申请号：US305323
申请日：1994-09-06
CPC分类号： A63B37/0003 , A63B2037/085 , A63B37/0052 , A63B37/0053 , A63B37/0064 , A63B37/0065
摘要： Disclosed is a thread wound golf ball which includes a liquid center composed of a rubber bag containing a liquid, a rubber thread layer provided on the outside of the liquid center and a cover for covering the rubber thread layer, wherein the moment of inertia measured at 23.degree. C. of the golf ball is 75 to 80 g.multidot.cm.sup.2 and the rate of increase of a moment of inertia measured at -30.degree. C. to that measured at 23.degree. C. is within 2%.
摘要翻译： 公开了一种线缠绕高尔夫球，其包括由包含液体的橡胶袋，设置在液体中心外侧的橡胶线层和覆盖橡胶线层的盖组成的液体中心，其中惯性矩在 高尔夫球的23℃为75〜80g×cm 2，在-30℃下测得的惯性矩与在23℃测得的惯性矩的增加率在2％以内。
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公开(公告)号：US5127655A
公开(公告)日：1992-07-07
申请号：US636583
申请日：1991-01-02
申请人： Mikio Yamada , Kengo Oka
发明人： Mikio Yamada , Kengo Oka
IPC分类号： A63B37/00
CPC分类号： A63B37/0004 , A63B37/0006 , A63B37/0016 , A63B37/0017 , A63B37/0018 , A63B37/002 , A63B37/0022 , A63B37/0064 , A63B37/0074 , A63B37/0073 , A63B37/0075
摘要： A golf ball with dimples disposed in a regular octahedral arrangement having a superior symmetrical property so as to arrange dimples symmetrically in each of numerously divided regions without deteriorating the symmetrical property of the golf ball and by varying volumes of dimples adjacent to each other at a specified ratio with diameters thereof equal to each other, thereby to provide a symmetrical property and uniformity for flying a long distance.
摘要翻译： 一种高尔夫球，其具有以规则的八面体布置设置的具有优异对称性质的凹坑，以便在每个分割区域中对称地布置凹坑，而不会降低高尔夫球的对称性质，并且通过改变相对于彼此的规定体积的凹坑 其直径彼此相等，从而为长距离飞行提供对称的性质和均匀性。
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公开(公告)号：US20100331118A1
公开(公告)日：2010-12-30
申请号：US12821770
申请日：2010-06-23
IPC分类号： A63B37/12
CPC分类号： A63B37/12 , A63B37/0003 , A63B37/0024 , A63B37/0031 , A63B37/0033 , A63B37/0062
摘要： An object of the present invention is to improve the abrasion resistance of a golf ball that uses a polyurethane as a resin component for a cover. Another object of the present invention is to improve the shot feeling of a golf ball that uses a polyurethane as a resin component for a cover. The present invention provides a golf ball comprising a core; and a cover covering the core, wherein the cover contains a polyurethane elastomer as a resin component, and the polyurethane elastomer contains a polyol component and a polyisocyanate component and does not contain a chain extender.
摘要翻译： 本发明的目的是提高使用聚氨酯作为盖的树脂成分的高尔夫球的耐磨性。 本发明的另一个目的是提高使用聚氨酯作为盖的树脂成分的高尔夫球的射出感。 本发明提供一种包括芯的高尔夫球; 以及覆盖所述芯的盖，其中，所述盖包含作为树脂成分的聚氨酯弹性体，所述聚氨酯弹性体含有多元醇成分和多异氰酸酯成分，不含扩链剂。
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公开(公告)号：US08138298B2
公开(公告)日：2012-03-20
申请号：US12470516
申请日：2009-05-22
申请人： Kazuyoshi Shiga , Takashi Sasaki , Mikio Yamada
发明人： Kazuyoshi Shiga , Takashi Sasaki , Mikio Yamada
CPC分类号： C08G18/10 , A63B37/0023 , C08G18/4854 , C08G18/3206
摘要： The object of the present invention is to provide a golf ball having excellent scuff resistance and spin performance. The present invention provides a golf ball which comprises a core and a cover covering the core. The cover contains a polyurethane as a resin component, and the polyurethane is obtained by employing a multimodal polyol having multimodality in molecular weight distribution, as a high-molecular-weight polyol component constituting the polyurethane.
摘要翻译： 本发明的目的是提供一种具有优异的耐擦伤性和旋转性能的高尔夫球。 本发明提供一种高尔夫球，其包括芯和覆盖芯的盖。 该覆盖物含有作为树脂成分的聚氨酯，通过使用分子量分布多元的多峰多元醇作为构成聚氨酯的高分子量多元醇成分，得到聚氨酯。
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公开(公告)号：US08372940B2
公开(公告)日：2013-02-12
申请号：US12821770
申请日：2010-06-23
CPC分类号： A63B37/12 , A63B37/0003 , A63B37/0024 , A63B37/0031 , A63B37/0033 , A63B37/0062
摘要： An object of the present invention is to improve the abrasion resistance of a golf ball that uses a polyurethane as a resin component for a cover. Another object of the present invention is to improve the shot feeling of a golf ball that uses a polyurethane as a resin component for a cover. The present invention provides a golf ball comprising a core; and a cover covering the core, wherein the cover contains a polyurethane elastomer as a resin component, and the polyurethane elastomer contains a polyol component and a polyisocyanate component and does not contain a chain extender.
摘要翻译： 本发明的目的是提高使用聚氨酯作为盖的树脂成分的高尔夫球的耐磨性。 本发明的另一个目的是提高使用聚氨酯作为盖的树脂成分的高尔夫球的射出感。 本发明提供一种包括芯的高尔夫球; 以及覆盖所述芯的盖，其中，所述盖包含作为树脂成分的聚氨酯弹性体，所述聚氨酯弹性体含有多元醇成分和多异氰酸酯成分，不含扩链剂。
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公开(公告)号：US08044164B2
公开(公告)日：2011-10-25
申请号：US12324582
申请日：2008-11-26
申请人： Kazuyoshi Shiga , Takashi Sasaki , Mikio Yamada
发明人： Kazuyoshi Shiga , Takashi Sasaki , Mikio Yamada
CPC分类号： C08G18/758 , A63B37/0023 , A63B37/0031 , A63B37/0033 , A63B37/0074 , A63B37/0075 , A63B37/0076 , C08G18/10 , C08G18/4854 , C08G18/3206
摘要： A golf ball which has excellent abrasion-resistance and spin performance is provided. The golf ball of the present invention includes a core and a cover covering the core. The cover contains, as a resin component, polyurethane which is obtained using, as a polyisocyanate component constituting the polyurethane, 4,4′-dicyclohexylmethane diisocyanate having a mole ratio ((B)/(A)) of non-cis-structure molecule (B) to cis-structure molecule (A) in a range from 3/7 to 9/1.
摘要翻译： 提供了具有优异的耐磨性和自旋性能的高尔夫球。 本发明的高尔夫球包括芯和覆盖芯的盖。 作为树脂成分，作为树脂成分，使用作为构成聚氨酯的多异氰酸酯成分得到的非顺式结构分子的摩尔比（（B）/（A））的4,4'-二环己基甲烷二异氰酸酯作为树脂成分， （B）为3/9〜9/1的顺式结构分子（A）。
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公开(公告)号：US20090318246A1
公开(公告)日：2009-12-24
申请号：US12470516
申请日：2009-05-22
申请人： Kazuyoshi Shiga , Takashi Sasaki , Mikio Yamada
发明人： Kazuyoshi Shiga , Takashi Sasaki , Mikio Yamada
IPC分类号： A63B37/12
CPC分类号： C08G18/10 , A63B37/0023 , C08G18/4854 , C08G18/3206
摘要： The object of the present invention is to provide a golf ball having excellent scuff resistance and spin performance. The present invention provides a golf ball which comprises a core and a cover covering the core. The cover contains a polyurethane as a resin component, and the polyurethane is obtained by employing a multimodal polyol having multimodality in molecular weight distribution, as a high-molecular-weight polyol component constituting the polyurethane.
摘要翻译： 本发明的目的是提供一种具有优异的耐擦伤性和旋转性能的高尔夫球。 本发明提供一种高尔夫球，其包括芯和覆盖芯的盖。 该覆盖物含有作为树脂成分的聚氨酯，通过使用分子量分布多元的多峰多元醇作为构成聚氨酯的高分子量多元醇成分，得到聚氨酯。
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