Almost since Scottsh Inventor John Boyd Duntop made the first pneumatic tire In 1887 (followed by the first puncture), the search has been on for an alternative to air to fill tires.
Nevada-based Amerityre was founded in 1995 as the American tire Corporation. During its initial years, it developed polyurethane foam tires based on the company's proprietary polyurethane chemical formulations. Since the tires were fabricated using a closed cell polyurethane material, they could never go flat - which led to the registration of the Flatfree trademark. Today these tires are used in applications such as bicycles, wheelchairs, lawn and garden products, golf carts and commercial …
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