Human shoe sole

Details Human shoe sole Human shoe sole

1984-04-11

1986-07-01

Jaudon, Henry S.

Boots, shoes, and leggings

Soles

Cushion

36 43, A43B 1318

Patent

active

045971951

ABSTRACT:
A human shoe sole has a foot engaging surface, that area of the sole immediately underlying the first metatarsal head being designed so that the first metatarsal head is free to plantarflex under load thus permitting and encouraging the first metatarsal to plantarflex as weight shifts from the heel to the toe during walking.

REFERENCES:
patent: 1480234 (1924-01-01), Wedd
patent: 2055072 (1936-09-01), Everston
patent: 2897611 (1959-08-01), Schaller
patent: 2909854 (1959-10-01), Edelstein
patent: 2928193 (1960-03-01), Kristan
patent: 4377041 (1983-03-01), Alchermes
patent: 4472890 (1984-09-01), Gilbert
patent: 4494321 (1985-01-01), Lawlor

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