Cushioning system for a shoe

Details Cushioning system for a shoe Cushioning system for a shoe

2007-12-20

2009-11-24

Kavanaugh, Ted (Department: 3728)

Boots, shoes, and leggings

Soles

Spring heel

C036S044000, C036S028000

Reexamination Certificate

active

07621057

ABSTRACT:
A cushioning system for a shoe includes an insert having a top surface, an opposite bottom surface, the bottom surface having a heel portion, an arch portion, and a ball portion. At least one spring is connected to the heel portion of the bottom surface, and an arch support is connected to the arch portion of the bottom surface. In an embodiment of the invention, an arch support module covers the heel and arch portions of the bottom surface, and carries a plurality of heel springs and the arch support.

REFERENCES:
patent: 1108369 (1914-08-01), Horvath
patent: 1172811 (1916-02-01), Lewis
patent: 1510841 (1924-10-01), Hanley
patent: 2124496 (1938-07-01), Peil
patent: 2422923 (1947-06-01), Peil
patent: 2669038 (1954-02-01), De Werth
patent: 4815221 (1989-03-01), Diaz
patent: 4879821 (1989-11-01), Graham et al.

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