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JP2014054547A |
To provide a neoprene bladder for an inflatable sportball which possesses low air permeability and good bounce and rebound capabilities and also has superior resiliency and air retention, and a method of manufacturing a neoprene bladder....
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JP5425139B2 |
A golf ball 2 has, on a surface thereof, a rugged pattern consisting of a land 10 and a large number of dimples 8. A method for designing the rugged pattern includes the steps of: (1) randomly arranging a large number of generating point...
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JP5401816B2 |
The invention provides a method of manufacturing a golf ball composed at least in part of a spherical elastomeric body. The method includes the steps of extruding a bar of an unvulcanized rubber compound for obtaining the elastomeric bod...
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JP5395153B2 |
Systems and methods for evaluating a golf ball design are disclosed. In one implementation, a method for evaluating a golf ball design may comprise designing a proposed golf ball having a size and dimple design; determining a specific gr...
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JP5395154B2 |
Systems and methods for evaluating a golf ball design are disclosed. In one implementation, a method for evaluating a golf ball design may comprise designing a proposed golf ball having a size and dimple design; determining a specific gr...
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JP5397211B2 |
The invention provides a golf ball material made of a resin composition composed of (a-I) an olefin-acrylic acid copolymer having a weight-average molecular weight (Mw) of from about 150,000 to about 200,000 and a weight-average molecula...
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JP2014501159A |
A game ball, such as a soccer ball, having a cover comprised of one or more cover panel blanks and one or more reinforcement material blanks, is provided. The cover panel blanks and reinforcement material blanks are heat bonded together ...
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JP5389400B2 |
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JP5373276B2 |
To provide a shaping mold 2 which can obtain a golf ball excellent in aerodynamic symmetry and appearance. The shaping mold 2 includes upper and lower molds 4 and 6. The upper and lower molds 4 and 6 are put together to form a spherical ...
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JP5369254B2 |
To provide an efficient soft tennis ball manufacturing method which is simple in manufacturing processes, does not depend on the skill of a worker, and suppresses the generation of a man-caused defective product. The edge parts G, L of t...
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JP5364339B2 |
There are provided a golf ball molding die in which a mold deposit produced when a gas is discharged can be removed easily, and the area of a venting opening per unit area of the tip end of a pin can be increased tremendously, and a golf...
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JP5364596B2 |
To develop and provide a method of simply regenerating used tennis balls which regenerates used tennis balls to practice balls by a simple method, allows them to be used on a tennis court or the like inexpensively, allows resources to be...
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JP5364331B2 |
There are provided a golf ball molding die capable of manufacturing a golf ball having a satisfactory surface condition, and a golf ball manufactured by using the die. The present golf ball molding die comprises at least two die bodies w...
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JP5360013B2 |
To provide a method for producing a rubber composition for a homogeneous solid golf ball in which a cocrosslinking agent such as a metal unsaturated carboxylate is satisfactorily minutely dispersed and which can be manufactured with sati...
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JP3187442U |
To provide a golf ball marking device convenient for a player to draw a line or mark a golf ball. A ball pedestal 11, a marked line lid 12, and a bottom plate 13 are included. A concave groove for accommodating a golf ball is provided in...
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JP5338137B2 |
The present invention provides a method of manufacturing golf balls having a rubber core of at least one layer and a cover of at least one layer which encloses the rubber core, which method includes the step of molding at least one layer...
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JP5337892B2 |
To provide a golf ball having excellent aerodynamic symmetry and a long carry. A data set of parameters dependent on a surface shape of the golf ball is calculated on the basis of the surface shape appearing at a predetermined point ever...
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JP5336756B2 |
To achieve reduction of cost and stable manufacture, in a simple manufacturing method for a joined body (a skin layer panel) comprising a sheet member such as a leather panel and an elastic member joined to its inside. A ball 1 comprises...
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JP5327304B2 |
To provide a rubber-crosslinked molding for a golf ball further enhancing the flexibility in hardness design of hardness distribution to the inside from the surface of a core. The rubber-crosslinked molding for the golf ball is obtained ...
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JP5329180B2 |
The accuracy or computation speed of mechanical analysis of a golf ball using the finite element method is increased. In the mechanical analysis, a model representing the golf ball is prepared on a computer, and computation is made by th...
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JP2013215611A |
To provide a golf ball excellent in flying distance, flight stability and controllability.A golf ball includes a center, an intermediate layer, a reinforcement layer, a cover and a paint layer. The golf ball has many dimples on a surface...
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JP5323340B2 |
A mold 2 includes a pair of mold halves (upper mold half 4 and lower mold half 6). A spherical cavity is formed by mating upper mold half 4 and lower mold half 6. A large number of pimples 10 are provided on the cavity face of the upper ...
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JP2013183833A |
To provide a golf ball 2 which can be easily evaluated objectively.A golf ball 2 includes a spherical core 4 and a cover 6 located outside the core 4. The core 4 includes a spherical center 8 and an intermediate layer 10 located outside ...
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JP5282131B2 |
To provide a golf ball excellent in aerodynamic symmetry and a flight distance. On the basis of a surface shape appearing momentarily at a predetermined position by rotation of the golf ball having many dimples on its surface, a data gro...
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JP5272970B2 |
The invention provides a golf ball material composed of an ionomeric resin composition obtained by melt-blending under applied heat one or more compounds selected from among UV/EB-curable materials with, in the presence of a peroxide, a ...
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JP2013150690A |
To provide a method for producing a golf ball having an excellent hitting feeling, scuff resistance, and high hitting durability while reducing a load on environment, and to provide the golf ball obtained by the method.A method for produ...
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JP2013150689A |
To provide a method for producing a golf ball having an excellent hitting feeling, scuff resistance, and high hitting durability while reducing a load on environment, and to provide the golf ball obtained by the method.A method for produ...
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JP5258616B2 |
A method and apparatus for printing is provided. The method includes preparing a hollow printing pad having a transfer surface, the printing pad being configured so that when the transfer surface is pushed, the gas in the hollow part is ...
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JP5257222B2 |
The invention provides a method for preparing a material which includes an ionomer blend composition containing a polysilsesquioxane, has a good inorganic filler dispersibility and a good moldability (mold releasability), and has an exce...
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JP2013144257A |
To stably obtain a bonded body comprising a sheet member such as leather panels and an elastic member bonded inside thereof by an easy manufacturing method at low cost.A ball 1 includes a core 2 and a plurality of skin panels 3 covering ...
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JP5235875B2 |
Tennis ball which comprises an elastomeric polyurethane foam having a ball shape and a density of 250-800 kg/m3, which foam is covered with a textile material.
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JP5231797B2 |
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JP2013132312A |
To provide a method of manufacturing a golf ball having a good hitting feeling when struck, good scuff resistance and high durability to impact while reducing loads on an environment, and to provide the golf ball obtained by the method.T...
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JP3184380U |
To provide a golf ball line pulling tool and a golf mark capable of drawing a vertical line drawn on a golf ball near a putter face so that more accurate orientation and a concentrated impact can be obtained. A line pulling tool is a hem...
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JP2013526928A |
A non-conforming golf ball has a plurality of dimples formed on the outer surface of the ball in a predetermined dimple pattern, the outer surface comprising one or more first areas which include a plurality of first dimples which togeth...
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JP5223522B2 |
The present invention provides a three-piece solid golf ball having a core obtained by molding under heat a specific rubber composition and having a two-layer cover and an inner cover layer and an outer cover layer which encase the core ...
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JP2013123552A |
To improve productivity without changing performance and characteristics when acquiring one-piece golf balls or golf ball cores by vulcanization-molding a rubber composition containing polybutadiene rubber as a base material.When one-pie...
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JP5212599B2 |
The invention provides a golf ball having a core and one or more cover layer encasing the core, wherein at least one cover layer is formed by injection-molding a single resin composition of primarily (A) a thermoplastic polyurethane and ...
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JP5212598B2 |
The invention provides a method of manufacturing golf balls having a core and least one cover layer which involves injecting a molten cover resin material around a core so as to form a cover layer. The cover resin material is a single re...
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JP5206916B2 |
A golf ball material composed of (A) an ionomer, (B) a resin composition which includes one or more selected from the group consisting of diene polymers, thermoplastic polymers and thermoset polymers, and (C) an acid group-bearing thermo...
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JP5203135B2 |
There are provided a golf ball having a paint coating that is prevented from being unevenly distributed over the ball surface, and a method and apparatus for manufacturing the golf ball. The method for manufacturing the golf ball compris...
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JP2013094668A |
To provide a golf ball manufacturing method for efficiently manufacturing very stylish golf balls having a highly transparent cover without detriment to coloration.The method of manufacturing golf balls having a highly transparent cover ...
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JP2013094666A |
To provide a method for manufacturing a golf ball that can efficiently manufacture an extremely stylish golf ball having a highly transparent cover without impairing a color tone, and the golf ball configured to be suitable for carrying ...
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JP5192589B2 |
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JP3182919U |
To provide a soft baseball ball for a game, which is a baseball-like ball and can be used in a narrow place and has higher safety. Two outer skins, a colored outer skin and another uncolored outer skin, are sewn with a thread, and before...
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JP5181302B2 |
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JP3181956U |
To provide a bowling ball hole drilling apparatus capable of firmly clamping a bowling ball while suppressing the cost. A ball mounting table 2 on which a bowling ball is placed, a fixing device 3 for fixing the bowling ball B mounted on...
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JP5136779B2 |
A method of manufacturing a golf ball having a core or a sphere composed of a core over which at least a first covering layer and a second covering layer are consecutively formed using at least two vertically separating two-part molds of...
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JP5134284B2 |
A casting system for a golf ball cover layer is disclosed. The system has a mix head that after dispensing the mixed material it is capable of pulling back any excess mixed material without the use of snuff-back valves. Alternatively, or...
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JP5133762B2 |
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