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US 2003/0140524 A1Published application
Dynamic and static cushioning footbed
AssigneeAcushnet Company
InventorsDouglas K. Robinson JR., John F. Lane III, John J. Erickson, James M. Feeney
Life of this patent
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Abstract
A footbed is disclosed that is for use with a shoe. The footbed includes static and dynamic chambers for cushioning a wearer's foot. The static chambers are isolated from one another and the dynamic chambers. The dynamic chambers are in fluid communication and fluid therein is free to flow during a wearer's walk cycle.
Claims24
A footbed comprising:
- a base;
- and
- a layer of material joined to one side of the base such that at least one first chamber and a plurality of second chambers are formed between the base and the layer, and each first chamber is isolated and each second chamber is in fluid communication with the other second chambers.
A footbed comprising:
- a base;
- and
- a layer of material joined to one side of the base such that a plurality of first chambers and a plurality of second chambers are formed between the base and the layer, and each first chamber is isolated and each second chamber is in fluid communication with the other second chambers, and the second chambers includes fluid, and a volume of the fluid in the second chambers is less than a total internal volume of the second chambers such that the fluid can be easily displaced from one second chamber to the other second chambers during a wearer's walk cycle.
A shoe comprising:
- an upper;
- a midsole;
- an outsole;
- and
- a footbed including a base including a lower surface and a layer of material coupled to the lower surface of the base so that first and second chambers are formed between the lower surface and the layer of material, the first chambers are isolated and the second chambers are in fluid communication with one another,
- wherein the upper, midsole, and outsole are joined together to define an opening for receiving the footbed.
3 more elements
Dependencies are inferred from the claim text.