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An article of footwear may include a midsole having a plurality of cavities formed therein and a flexible cage member disposed on the midsole and extending across at least one of the plurality of cavities. The flexible cage member may include a plurality of support arms disposed on the midsole and a

An article of footwear may include a midsole having a plurality of cavities formed therein and a flexible cage member disposed on the midsole and extending across at least one of the plurality of cavities. The flexible cage member may include a plurality of support arms disposed on the midsole and a linking member extending across at least one of the cavities and connecting at least two of the support arms.

대표청구항 ▼

1. An article of footwear, comprising: a midsole having a plurality of exterior sidewall surfaces and a plurality of cavities formed between adjacent exterior sidewall surfaces;and a flexible cage member disposed on at least one of said exterior sidewall surfaces of said midsole and extending across

1. An article of footwear, comprising: a midsole having a plurality of exterior sidewall surfaces and a plurality of cavities formed between adjacent exterior sidewall surfaces;and a flexible cage member disposed on at least one of said exterior sidewall surfaces of said midsole and extending across at least one of said plurality of cavities,wherein said flexible cage member comprises: a plurality of support arms disposed on said midsole; anda linking member extending across at least one of said plurality of cavities and connecting at least two of said plurality of support arms. 2. The article of footwear of claim 1, wherein at least one of said support arms bends outwardly from said midsole. 3. The article of footwear of claim 1, wherein all of said support arms bend outwardly from said midsole. 4. The article of footwear of claim 1, said midsole having a heel portion and said flexible cage member is disposed on a lateral side of said heel portion. 5. The article of footwear of claim 1, said midsole having a heel portion and said flexible cage member is disposed on a lateral side and a medial side of said heel portion. 6. The article of footwear of claim 5, wherein said flexible cage member comprises a first member disposed on said lateral side of said heel portion and a second member disposed on said medial side of said heel portion. 7. The article of footwear of claim 6, wherein said first member and said second member comprise a unitary structure. 8. The article of footwear of claim 1, wherein each of said plurality of support arms is disposed on said exterior sidewall surfaces. 9. The article of footwear of claim 8, wherein said exterior sidewall surfaces bend outwardly to receive said support arms. 10. The article of footwear of claim 1, wherein said support arms extend underneath a portion of a bottom surface of said midsole. 11. The article of footwear of claim 1, wherein a plurality of ground-engaging members are disposed on a portion of said flexible cage member. 12. The article of footwear of claim 1, wherein said plurality of support arms and said linking member form a unitary structure. 13. The article of footwear of claim 1, wherein said flexible cage member forms an aperture between said plurality of support arms and said linking member, and wherein at least a portion of said midsole is visible through said aperture. 14. The article of footwear of claim 1, said midsole having a plurality of interior sidewall surfaces, wherein said flexible cage member forms an aperture between said plurality of support arms and said linking member, and wherein at least a portion of at least one of said interior sidewall surfaces is visible through said aperture. 15. The article of footwear of claim 1, wherein said linking member substantially covers at least one of said cavities. 16. The article of footwear of claim 1, wherein said linking member only partially covers at least one of said cavities. 17. The article of footwear of claim 13, wherein said aperture is asymmetric. 18. An article of footwear, comprising: a sole having a plurality of exterior sidewalls and a plurality of cavities formed therein, wherein each of said cavities is disposed between adjacent exterior sidewalls; anda flexible support member disposed on said sole, wherein at least one of said cavities is exposed when said flexible support member is disposed on said sole, said flexible support member comprising:a plurality of support arms disposed on said exterior sidewalls; anda linking member connecting two or more of said plurality of support arms and extending across at least one of said cavities. 19. The article of footwear of claim 18, said sole having a heel portion and said flexible support member is disposed on a lateral side of said heel portion. 20. The article of footwear of claim 18, said sole having a heel portion and said flexible support member is disposed on a lateral side and a medial side of said sole heel portion. 21. The article of footwear of claim 20, wherein said flexible support member comprises a unitary structure. 22. The article of footwear of claim 18, wherein each of said support arms bends outwardly from said sole and said exterior sidewalls are bent outwardly to accommodate said support arms. 23. An article of footwear, comprising: a midsole having a heel portion and a plurality of interior sidewall surfaces and a plurality of exterior sidewall surfaces and a plurality of cavities formed in said midsole, wherein each of said cavities is disposed between adjacent exterior sidewall surfaces;a lateral flexible support member disposed on a lateral side of said heel portion; anda medial flexible support member disposed on a medial side of said heel portion, wherein said lateral and medial flexible support members comprise:a plurality of support arms disposed on said exterior sidewall surfaces; anda linking member connecting two or more of said plurality of support arms and extending across at least one of said cavities,wherein each of said cavities is exposed when said lateral flexible support member and said medial flexible support member are disposed on said heel portion, andwherein each of said interior sidewall surfaces is exposed when said lateral flexible support member and said medial flexible support member are disposed on said heel portion.