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US 5,255,451 AGranted
Insert member for use in an athletic shoe
AssigneeAVIA Group International, Inc.
InventorsJames K. Tong, David Cousin, Dan Richard
Life of this patent
Estimating the term…
Abstract
An insert member for use in an athletic shoe. The insert member is made of a material which includes a plurality of rows of alternating peaks and valleys.
Claims19
A sole for an athletic shoe comprising:
- a. an outsole having a heel portion, and a metatarsal area, said heel portion including a central heel portion and a plurality of lugs forming the periphery of said heel portion for contacting the ground and maintaining said central heel portion at a spaced relationship from the ground;
- and
- b. a midsole disposed above said outsole and including a forefoot component which includes a forefoot foam member defining a recess;
- and an insert member disposed within said recess, said insert member being formed from a resilient material which tends to return to its original shape when deformed, said insert member comprising a plurality of undulations, wherein undulations spread laterally when compressed by vertical forces.
1 more element
A shoe, comprising:
- a midsole;
- an outsole;
- and
- an insert member positioned above said outsole, said insert member comprising a sheet of resilient material, said sheet having a plurality of substantially circular peaks forming a continuous quincunx arrangement and substantially circular valleys formed between the substantially circular peaks forming the corners of the quincunx arrangement, said circular peaks and circular valleys deforming laterally when compressed by vertical forces.
1 more element
An athletic shoe, comprising:
- a midsole;
- an outsole;
- and
- an insert member positioned above said outsole, said insert member comprising a sheet of resilient material, said sheet having a plurality of parallel rows of alternating peaks and valleys which have a substantially sinusoidal cross section, said rows being interleaved such that adjacent rows are 180.degree. out of phase from each other, said rows of peaks and valleys deforming laterally when compressed by vertical forces.
1 more element
Dependencies are inferred from the claim text.