Ball game ball
First Claim
Patent Images
1. A ball for a ball game comprising:
- an elastic bladder having a form of a generally spherical hollow body into which compressed air is charged;
a cover rubber layer formed on a surface of the bladder; and
a plurality of leather panels bonded onto the cover rubber layer, wherein a peripheral edge portion of each leather panel is folded toward an inside, a reinforced layer bonded onto a back of the leather panels, and a thickness adjusting member contacting the reinforced layer and being surrounded by the folded portion of the leather panel.
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Abstract
A ball for a ball game includes an elastic bladder having the form of a spherical hollow body into which compressed air is charged, a reinforced layer formed on a whole surface of the bladder, and a plurality of leather panels bonded onto the reinforced layer directly or through a cover rubber layer, wherein a peripheral edge portion of the leather panel is folded toward an inside and a thickness adjusting member for eliminating a difference in step caused by the folding of the leather panel is caused to be bonded onto the back of the leather panel surrounded by the folded portion of the leather panel.
112 Citations
11 Claims
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1. A ball for a ball game comprising:
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an elastic bladder having a form of a generally spherical hollow body into which compressed air is charged;
a cover rubber layer formed on a surface of the bladder; and
a plurality of leather panels bonded onto the cover rubber layer, wherein a peripheral edge portion of each leather panel is folded toward an inside, a reinforced layer bonded onto a back of the leather panels, and a thickness adjusting member contacting the reinforced layer and being surrounded by the folded portion of the leather panel. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10)
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11. A ball for a ball game comprising:
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an elastic bladder having a form of a generally spherical hollow body into which compressed air is charged;
a first reinforced layer formed on a surface of the bladder;
a cover rubber layer formed on a surface of the first reinforced layer; and
a plurality of leather panels bonded onto the cover rubber layer, wherein a peripheral edge portion of each leather panel is folded toward an inside, a second reinforced layer bonded onto a back of the leather panels, and a thickness adjusting member contacting the reinforced layer and being surrounded by the folded portion of the leather panel.
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Specification