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US 8,292,764 B2Granted
Valve for a ball and method for manufacturing same
Assigneeadidas International Marketing B.V.
InventorVolker Peter Steidle
Life of this patent
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Abstract
A valve for a ball includes a casing and a core. The core is arranged at least partially inside the casing. The core comprises a first sealing area with a plurality of sections which have alternating concave and convex curvatures.
Claims21
A valve for a ball comprising:
- (a) a casing;
- and
- (b) a core which is at least partially arranged inside the casing,
- wherein the core comprises a first sealing area with a plurality of sections, wherein the sections have alternating concave and convex curvatures;
- and define substantially semicircular cross-sections.
2 more elements
Dependencies are inferred from the claim text.