Patent ID: 6976323
Filing Date: 2005-12-20
Classification: A43B

Abstract:
1. A footwear system comprising readily interchangeable components, the components comprising: a) an interchangeable midsole footbed having a footwear upper attached thereto, a lower side of the midsole footbed having downwardly extending support grooves along the length of the footbed; b) an interchangeable midsole chassis having on a topside interlocking support grooves on opposing lateral sides and on the lower side laterally extending interlocking grooves; c) an interchangeable midsole interlocker; and d) an interchangeable midsole lug treading; wherein the components can be readily changed by a user, the midsole footbed is removably mounted to a top side of the midsole chassis and is securely interlocked with the midsole interlocker laterally through the midsole footbed support grooves and the midsole chassis support grooves and the midsole lug treading is removably mounted to the laterally extending grooves on the lower side of the midsole chassis.