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US 12,128,718 B2Granted
Construction of a molded body for non-pneumatic tires
AssigneeBASF SE
InventorsLisa Marie Schmidt, Elmar Poeselt, Theresa Huelsmann, Florian Tobias Rapp, Frank Thielbeer, Eva Anna Haase, Peter Gutmann
Life of this patent
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Abstract
A molded body is useful in non-pneumatic tires. The non-pneumatic tires containing the molded body are useful for vehicle wheels such as wheels for cars, bikes, motorcycles, trucks, e-scooters, toys, sports equipment, golf caddy, strollers, or wheelchairs. A process for manufacturing the molded body for non-pneumatic tires is also provided.
Claims11
A molded body as an insert for non-pneumatic tires, wherein the molded body comprises the elements of:
- (A) a tube, which comprises a hollow cavity, and
- (B) at least one peripheral foam layer, which comprises a polymeric foam,
- wherein the elements (A) and (B) are composed, and the at least one peripheral foam layer and the tube together form the molded body,
- wherein the cavity of the tube comprises rods for stabilizing the tube,
- said element (B) is a thermoplastic elastomer selected from the group consisting of thermoplastic polyurethanes (TPU), thermoplastic polyamides (TPA), thermoplastic polyetheresters (TPC), thermoplastic polyesteresters (TPC), thermoplastic vulcanizates (TPV), thermoplastic polyolefins (TPO), thermoplastic styrenic elastomers (TPS), and mixtures thereof, and
- said at least one peripheral foam layer comprises foamed granules.
3 more elements
Dependencies are inferred from the claim text.