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JP5133762B2 |
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JP2013013798A |
To provide a method of easily manufacturing a joined body (skin panel) formed of a sheet member such as a leather panel and an elastic member joined to the inside thereof, at a low cost and stably.A ball 1 includes a core portion 2 and a...
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JP5107435B2 |
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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JP5087878B2 |
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JP5082806B2 |
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JP5081412B2 |
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JP5078316B2 |
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JP5078894B2 |
The invention relates on one hand to a celluloid-free table-tennis ball, preferably having a diameter of 38.5 to 48 mm, a weight between 2.0 and 4.5 grams, and a shell thickness (approximately) between 0.20 mm and 1.30 mm, where the shel...
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JP5071635B2 |
The invention provides a golf ball material composed of (i) a non-ionomeric thermoplastic resin, (ii) an ionomeric resin and/or an acid-containing polymer which is the base resin of an ionomeric resin, and (iii) at least one compound sel...
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JP5071632B2 |
The invention provides a golf ball material composed of (i) a non-ionomeric thermoplastic resin, (ii) an ionomeric resin and/or an acid-containing polymer which is the base polymer of an ionomeric resin, and (iii) a norbornene dicarboxyl...
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JP2012527260A |
The invention relates to a method for producing a ball (1), especially a soccer ball, comprising the steps: a) Producing a flat, level base material (2), constructed in at least two layers (3, 4, 5, 6, 7) which comprises a cover layer (3...
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JP5068289B2 |
An object of the present invention is to provide a golf ball excellent in fluidity, adhesion of the paint film, and repulsion. Another object of the present invention is to provide a golf ball which is excellent in durability and low-tem...
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JP2012200595A |
To provide a mold for shaping a ball for baseball or softball, and shaping method thereof, capable of reducing a manufacturing cost for the ball for baseball or softball, and capable of satisfying outward appearance demands for the ball....
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JP5049187B2 |
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JP2012192180A |
To provide a golf ball coating system using magnetic levitation.The golf ball 120 has a magnetic material interacting with magnetic field generated by a magnetic source inside of a platform 108. The golf ball 120 floats upwards of the pl...
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JP5044517B2 |
A method of casting a cover layer about a golf ball core utilizing a single cavity mold that moves on a continuous conveyor, and the cover layers are cast without any "stop and go" or batch methods being involved. The continuous motion c...
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JP5039178B2 |
A method for computerized simulation of an article made of a viscoelastic material comprises the steps of: defining a value of a viscoelastic property for each element of an article model; and making a deformation simulation of the artic...
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JP5031063B2 |
An object of the present invention is to provide a golf ball resin composition with an excellent resilience and fluidity. Another object of the present invention is to provide a golf ball resin composition with a high hardness and durabi...
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JP5025229B2 |
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JP3178004U |
The utility model discloses a mold for producing baseball and softball jerseys. The mold consists of two 8-shaped piece mold bodies corresponding to jerseys, and the two piece mold bodies are in butt joint to form a spherical jersey shap...
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JP5015882B2 |
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JP5015811B2 |
Based on a surface shape appearing at a predetermined point moment by moment during rotation of a golf ball having numerous dimples on its surface, a data constellation regarding a parameter dependent on a surface shape of the golf ball ...
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JP5003869B2 |
In a golf ball composed of a core and a cover having a plurality of layers that encloses the core, at least a first layer of the cover is formed primarily of a heated mixture of (A) a metal ion neutralization product of an olefin-unsatur...
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JP5002164B2 |
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JP4993639B2 |
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JP4993640B2 |
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JP4996449B2 |
To efficiently design a golf ball capable of exhibiting an optimum kinetic state by utilizing the numerical analysis by a computer. The method for designing the golf ball having a multi-layered structure with a plurality of concentricall...
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JP2012517248A |
A table tennis ball includes a hollow and sealed spherical shell (1) formed in one piece, and is provided with a continuous interior surface (3). The spherical shell (1) is a seamless whole and provided with a substantively uniform thick...
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JP4989064B2 |
A golf ball comprising a layer made from a liquid rubber composition is disclosed. A castable liquid polybutadiene is the preferred principal rubber component. The molecular weight of the castable liquid polybutadiene is at least about 1...
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JP4984050B2 |
The invention provides a molded rubber material for a golf ball which is obtained by molding and vulcanizing a rubber composition that includes a portion of a master batch prepared by mixing together a synthetic rubber, an unsaturated ca...
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JP4975333B2 |
A golf ball comprising a substantially spherical outer surface and a plurality of dimples formed thereon is provided. To pack the dimples on the outer surface, the outer surface is first divided into Euclidean geometry based shapes. Thes...
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JP2012125574A |
To provide a method for deburring a ball.A controller controls the position of an abrasive. The abrasive is moved to a first desired position adjacent a ball. The ball is rotated while in contact with the abrasive. The abrasive abrades t...
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JP4965181B2 |
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JP4960350B2 |
A method of forming a golf ball is disclosed herein. The method includes placing a golf ball precursor product with a thermoplastic polyurethane cover in a solution containing an isocyanate functionality reactive material. The precursor ...
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JP4957883B2 |
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JP4952887B2 |
The invention provides a molded and crosslinked rubber material for golf balls which is obtained by molding and crosslinking a rubber composition containing rubber and rubber compounding ingredients, including a base rubber, a filler and...
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JP4947254B2 |
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JP4935996B2 |
A molded rubber material for a golf ball is obtained by molding and vulcanizing a rubber composition composed of (a) a diene rubber, (b) an α,β-unsaturated carboxylic acid and/or a metal salt thereof, (c) an organic peroxide, and (d) a...
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JP4935975B2 |
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JP4934165B2 |
To precisely evaluate collision between a golf ball and a hitting surface. The method for evaluating collision between the golf ball and the hitting surface includes: first step S1 for colliding the golf ball with a hammering member whic...
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JP4921419B2 |
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JP4918661B2 |
On the basis of a surface shape appearing at a predetermined point moment by moment during rotation of a golf ball having numerous dimples on its surface, a data constellation regarding a parameter dependent on a surface shape of the gol...
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JP4909397B2 |
An object of the present invention is to provide a novel golf ball that controls the spin rate on the approach shots while suppressing the change in the spin rate on the driver shots and a method for producing the same. The present inven...
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JP4902830B2 |
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JP2012050667A |
To provide a process of manufacturing ball core composition for baseball, in which improvement is added to the composition for composing a ball.The process of manufacturing the ball core composition for baseball includes a spherical memb...
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JP4896953B2 |
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JP2012505719A |
A golf ball marking stencil includes two caps, resiliently biased toward one another, configured as spherical segments defining a cavity therebetween to securely retain a golf ball. Stencil slots for marking putt alignment path, putter f...
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JP2012045382A |
To improve a conventional technique for golf balls by adding an option of golf balls, which affects the flying, feeling and performance of the golf balls.A golf ball may include a first pole, a second pole, and a seam located between the...
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JP2012040372A |
To provide a system and method for manufacturing a multilayered golf ball having a rigid inter-layer coupling part and a desired structural characteristic.Temporarily-removal particles are applied to a golf ball base board, then, the par...
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JP4883285B2 |
A golf ball composed of a solid core of at least one layer and a cover of at least one layer is characterized in that the solid core or an inner cover layer adjacent to an outer cover layer has a light-reflecting pigment-containing coati...
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