Shock absorbing heel block for shoes

Details Shock absorbing heel block for shoes Shock absorbing heel block for shoes

1998-01-23

1999-04-20

Dayoan, B.

Boots, shoes, and leggings

Heels

Cushion

36 29, A43B 2126, A43B 1320

Patent

active

058946837

ABSTRACT:
A shock absorbing heel block which includes a heel block shell adhered to an outsole and arranged in flush with an insole on the outsole, the heel block shell having a bottom open chamber, and a hollow top wall formed of a convex upper layer curved outwards and a concave bottom layer curved inwards, the convex upper layer and the concave bottom layer defining an air chamber filled with air; and an elastomer fit into the bottom open chamber inside the heel block shell and adhered to the outsole, the elastomer having an oval recess at the top which receives the concave bottom layer of the top wall of the heel block shell.

REFERENCES:
patent: Re17890 (1930-12-01), Norwood
patent: 3154867 (1964-11-01), Strope
patent: 4635384 (1987-01-01), Huh et al.
patent: 5224278 (1993-07-01), Jeon

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