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US 6,519,874 B1Granted
Shock absorbent footwear assembly
AssigneeFootstar Corporation
InventorNorman Dean
Life of this patent
Estimating the term…
Abstract
A footwear assembly having a footbed and an insole, which is removably secured to the footbed. The footbed includes a substantially flexible front portion and a rear portion connected to the front portion. The rear portion has a substantially rigid unit with at least one cavity. The cavity is adapted to receive a layer of cushioning material therein.
Claims20
A footwear assembly comprising:
- a footbed having a substantially flexible front portion and a rear portion, said rear portion having a substantially rigid unit with at least one cavity, wherein said cavity is adapted to receive a layer of cushioning material therein;
- an insole adapted to be removably secured to said footbed to provide an easy access to said cavity, said insole having a front region and a heel region, and
- a layer of cushioning material being secured to said insole, wherein said layer coincides or aligns vertically within said at least one cavity.
A footwear assembly comprising:
- a footbed,having a substantially flexible front portion and a rear portion, said rear portion having a substantially rigid unit with one cavity, said rigid unit being wood, wherein said cavity is adapted to receive a layer of cushioning material therein;
- an insole adapted to be removably secured to said footbed to provide an easy access to said cavity, said insole having a front region and a heel region;
- a sockliner;
- a plurality of layers of cushioning material, said plurality of layers being secured to said insole, said plurality of layers having a convex top layer and a bottom layer, said bottom layer having a width that is less than a width of each respective layer of said plurality of layers, said top layer being formed with at least one elastomeric cellulose fiberboard material disposed on top of said top layer of said plurality of layers, wherein said plurality of layers coincides or aligns vertically within said cavity.
1 more element
Dependencies are inferred from the claim text.