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JP6874148B2 |
There is provided a method for manufacturing a sportsball which is a stick ball such as soft leather ball having a decrease in impact force as compared with conventional thread wound balls.The method for manufacturing a sportsball compri...
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JP6870863B2 |
To provide a rubber-ball baseball ball with a built-in sensor having the weight or hardness in the same degree as a normal rubber-ball baseball ball.A rubber-ball baseball ball 1 with a built-in sensor having a sensor capable of measurin...
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JP6863133B2 |
To provide a method for manufacturing a golf ball in which repulsion performance of the golf ball can be improved further, in the golf ball where the rubber composition for a core contains an unsaturated fatty acid and/or a metal salt th...
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JP6844218B2 |
A production method of a golf ball comprising one layer or more layers of covers on a core, in which an outermost layer of the cover is molded of a thermoplastic material selected from polyurethane, polyurea and a mixture thereof, compri...
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JP2021027997A |
To provide a maintenance method that restores flexibility of a surface layer in a bowling ball of which surface layer has lost the flexibility due to volatilization or elution of the plasticizer.A bowling ball maintenance method includes...
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JP6819264B2 |
A golf ball 2 has a large number of dimples 10 on a surface thereof. Fifteen axes are assumed for a phantom sphere of the golf ball 2. 30240 points on a predetermined region of the surface of the golf ball 2 during backspin about each ax...
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JP6710953B2 |
A golf ball 2 includes a core 4 and a cover 6. An amount of compressive deformation Df of the core 4 is equal to or greater than 4.1 mm. A nominal thickness T of the cover 6 is equal to or less than 1.70 mm. The golf ball 2 has a plurali...
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JP2020036831A |
To provide a golf ball in which a logo printed part is directly provided on a cover layer, and a coating film layer covering the cover layer and the logo printed part are one layer formed of an aqueous coating composition, and which ther...
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JP6641853B2 |
A method for evaluating dimple effects on a golf ball includes the steps of: setting up, in a computer, a geometric model representing a dimple that is a concave or convex region and a virtual airflow space which surrounds a periphery of...
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JP6630233B2 |
The present invention relates to a method for manufacturing a panel (10) for a ball, in particular for a soccer ball, to a panel manufactured by such a method, as well as to a ball having a plurality of such panels. The method comprises ...
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JP6613651B2 |
In a golf ball having a core and a cover, the core is formed of a rubber composition, has center and surface portions which are unfoamed regions and has an intermediate portion containing a foamed region. The core is produced by charging...
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JP6613572B2 |
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JP2019199041A |
To provide a printing method and printer capable of obtaining sufficient adhesiveness when printing a print on the surface of a medium including urethane resin or ionomer resin using a radial ray-curable ink.A printing method being one e...
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JP2019193763A |
To provide a spherical body structure and a method of producing the same.A spherical body structure comprises: an inner layer; a plurality of ball skins provided on the inner layer, with a groove being formed between adjacent two ball sk...
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JP2019181184A |
To provide bowling balls.A bowling ball can have an inner core layer that is shaped, constructed, and/or configured to provide the bowling ball with one or more prescribed properties or characteristics, and a cover stock layer comprising...
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JP6587998B2 |
Golf ball and method for making it, comprising a first layer that comprises a first polymeric composition and is surrounded by and adjacent to a second layer comprising a second polymeric composition different than the first polymeric co...
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JP6566449B2 |
A measuring device 101 measures the spin of a spherical body. A templater 102 acquires a template image in which the spherical body is captured from a video in which the spherical body is captured or a photographic image in which the sph...
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JP6564735B2 |
The present invention relates to a ball, in particular a football, and a method for its manufacture.According to an aspect of the invention, a ball is provided that comprises particles of an expanded thermoplastic polyurethane, eTPU.
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JP6533364B2 |
A golf ball that enhances flight performance is provided. A golf ball according to the present invention includes a spherical core, at least one cover member that covers the core, and a coating layer that covers the cover member configur...
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JP2019058647A |
To provide golf balls having covers made of thermoplastic polyurethane compositions.Multi-piece golf balls can be made. Polyurethane primer coatings and polyurethane top coatings are applied to the thermoplastic polyurethane covers. Diff...
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JP6496262B2 |
Die vorliegende Erfindung betrifft einen Ball (11), insbesondere einen Fußball, aufweisend: (a.) eine Hülle (31) mit einer Vielzahl von Paneelen (12a, 12b, 12c, 12d) auf der Außenseite der Hülle (31), wobei (b.) die Paneele (12a, 12b...
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JP6492028B2 |
The present invention concerns a method for manufacturing a three-dimensional composite object (21a, 21b, 21c), especially a sports article, comprising the steps: (a.) preparing a rotatable casting mold (11); (b.) filling of a first mate...
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JP6486445B2 |
The present invention provides a method of manufacturing a golf ball having a cover with network structure which includes the steps of forming a core layer and forming a cover layer to enclose the core layer. The method characterized in ...
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JP6478628B2 |
A golf ball of one aspect of the present invention includes a spherical core, one or more cover members to cover the core, and a coating layer to coat a cover member configuring an outermost layer of the one or more cover members. A plur...
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JP6478629B2 |
A golf ball of one aspect of the present invention includes a spherical core, one or more cover members to cover the core, and a coating layer to coat a cover member configuring an outermost layer of the one or more cover members. A plur...
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JP2018192282A |
To provide a golf ball that improves flight performance.A golf ball according to the present invention comprises a spherical core, at least one cover member for covering the core, and a coating layer for coating the cover member constitu...
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JP6434796B2 |
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JP2018175811A |
To provide a golf ball line drawing tool that, when drawing a line on a golf ball, readily aligns to a hitting direction, allowing a user to confirm correct rolling of a ball and can draw two parallel lines around the ball.A golf ball li...
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JP2018158191A |
To provide a golf ball with improved flying performance.A golf ball has a spherical core, at least one cover member that covers the core, and a coating layer that coats the cover member constituting the outermost layer. On the cover memb...
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JP6399787B2 |
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JP2018527971A |
The table tennis ball according to the present invention is a hollow formed by bonding two hemispherical shells (2, 3) to each other with two complementary fitting portions (5, 6) formed on the free end of the shell. A sphere (1) is prov...
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JP6379732B2 |
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JP6375723B2 |
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JP6366217B2 |
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JP6363786B2 |
A substantially spherical hollow body, having a diameter of from 37 mm to 45 mm, in particular a diameter of 39.7 mm to 40.75 mm, and a weight of from 2.5 g to 3.5 g, in particular a weight of 2.6 g to 2.85 g, comprising a shell and an i...
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JP6360328B2 |
A Golfball has, on a surface thereof, a large number of dimples, wherein a standard deviation of average diameters of all the dimples is equal to or less than 0.20 mm, a ratio of the standard deviation of the average diameters of all the...
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JP2018108345A |
To provide a golf ball that prevents an inner shell outer layer from intruding into a boundary part between an inner shell interposition body and an inner shell, and does not impair bonding of the two, and a method for manufacturing the ...
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JP6357198B2 |
A method of forming a golf ball comprising at least one layer consisting of at least one of a thermoset or thermoplastic composition comprising the steps of: providing a subassembly having at least one of an innermost surface or an outer...
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JP2018086175A |
There are provided a golf ball rubber composition characterized by containing the following (I)-(IV) components of (I) base material rubber, (II) an unsaturated carboxylic acid and/or its metal salt, (III) a crosslinking initiator, and (...
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JP6331520B2 |
The invention provides a method of manufacturing golf balls by drying blending: one or more type of (i) resin pellets of a first kind obtained by kneading, in a nitrogen atmosphere, a low-humidity atmosphere having a moisture content of ...
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JP6308702B2 |
A golf ball having formed therein a hit line for making a fade shot or a draw shot, and a manufacturing method therefor and, more specifically, to a golf ball having formed therein a hit line for making a fade shot or a draw shot, and a ...
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JP2018038575A |
To provide a golf ball having marks with excellent fashionability.Marks of a golf ball have multiple halftone dots 36. Each halftone dot 36 is formed by adding an ink to a surface of a ball body. Accordingly, a color tone of the ink is r...
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JP6293847B2 |
The present invention provides a resin composition for a golf ball cover, wherein, since the resin composition for a golf ball cover according to the present invention minimizes changes in physical properties due to temperature changes a...
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JP6287030B2 |
A method of manufacturing golf balls having a core and a cover of at least one layer encasing the core includes, when molding the cover, blending a thermal antioxidant into the cover stock in a plurality of divided portions. This method ...
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JP6287372B2 |
This invention provides a method of manufacturing a golf ball composed of a core encased by a cover of at least one layer using an injection mold. The method includes the step of using, as a cover-forming material, a resin composition wh...
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JP6268274B2 |
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JP6254990B2 |
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JP6254991B2 |
The invention relates to golf balls having at least one layer formed from a highly-neutralized polymer material that has been crosslinked. In particular, the compositions of the invention include a highly-neutralized polymer, at least on...
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JP6232409B2 |
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JP6225306B2 |
A controller (307) controls the position of an abrasive (462) . The abrasive is moved to a first desired position adjacent a ball (200). The ball is rotated while in contact with the abrasive. The abrasive abrades the outer surface of th...
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