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US 8,136,266 B2Granted
Advanced torque stability footbed
AssigneeAriat International, Inc.
InventorMichael P. McCarron
Life of this patent
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Abstract
The present invention provides a footbed made of cotton fabric, polyurethane, ethyl vinyl acetate, polyester and thermoplastic gel rubber. The invention also provides footwear which includes a footbed as described herein.
Claims21
A footbed, comprising:
- a layered footbed body comprising at least a forefoot region and a heel region, wherein the forefoot region and the heel region each comprise a plurality of layers, with the plurality of layers comprising:
- a surface layer positioned for contact with a bottom surface of a user's foot when an article of footwear containing the footbed is worn on the user's foot;
- a layer of ethyl vinyl acetate positioned beneath the surface layer and configured to provide cushioning to the user's foot when an article of footwear containing the footbed is worn on the user's foot;
- a layer of polyurethane configured to provide shock attenuation and compression resistance when an article of footwear containing the footbed is worn on the user's foot;
- and
- a pad of thermoplastic rubber gel positioned to provide cushioning and rebound to a metatarsal region of the user's foot when an article of footwear containing the footbed is worn on the user's foot;
- and
- wherein the heel region further comprises a heel cup shaped to provide torsional stability and cuboid support to the user's foot when an article of footwear containing the footbed is worn on the user's foot.
5 more elements
Dependencies are inferred from the claim text.