Enhanced hollow foam tire structure

Resilient tires and wheels – Tires – resilient – Wheel securing means

Reexamination Certificate

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Details

C152S246000, C152S312000, C152S316000, C301S064303

Reexamination Certificate

active

10912643

ABSTRACT:
A hollow EVA foam tire structure includes a tire, a core and a rim. The core includes a plurality of sections substantially arranged into an annular shape and being hollow on both sides. A plurality of protruding block sections is disposed on the internal side of the flange section of the core extended from the accommodating space of the tire, and both sides of the tire are covered by the rim having two corresponding external flange surfaces at the external sides. Pointed splinters are disposed on the external flange surface and protruding block sections are protruded from the rim. Thus, the protruding block sections of the wheel core are alternatively and mutually engaged. Therefore, when the two corresponding rims are securely coupled, the pointed splinters of the rim can be pierced and fixed into the tire, and the internal side of the tire is embedded into the hollow section of the wheel core by a compressing force. Therefore, the tire, the wheel core and the two side rims can be coupled more securely so as to enhance the carrying capacity of the tire by the wheel core.

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