Elastic sole for a shoe incorporating a spring member

Details Elastic sole for a shoe incorporating a spring member Elastic sole for a shoe incorporating a spring member

1980-12-16

1983-07-05

Kee Chi, James

Boots, shoes, and leggings

Soles

Cushion

36 30R, 36 35R, 36 37, A43B 1318, A43B 2126

Patent

active

043910483

ABSTRACT:
An elastic sole for a shoe, such as a sport shoe, includes an outer sole with a profiled wearing surface and an inner sole. The inner sole forms at least one chamber. A spring member is located within the chamber and includes a plurality of elastomer spring elements and a tension rod extending through the spring elements. The tension rod is connected to abutments at opposite ends of the spring elements. One end of the tension rod is accessible on the exterior of the sole for adjusting the spring characteristic of the spring member.

REFERENCES:
patent: 968434 (1910-08-01), Talillefer
patent: 1852238 (1932-04-01), Gilkerson
patent: 2721400 (1955-10-01), Israel
patent: 3020933 (1962-02-01), Nagenburg, Jr. et al.
patent: 4030213 (1977-06-01), Daswick
patent: 4316332 (1982-02-01), Giese et al.
patent: 4342158 (1982-08-01), McMahon et al.

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