Shoe sole with cushioning element capable of ensuring forced air

Details Shoe sole with cushioning element capable of ensuring forced air Shoe sole with cushioning element capable of ensuring forced air

1998-05-27

1999-11-02

Kavanaugh, Ted

Boots, shoes, and leggings

Boots and shoes

Ventilated

A43B 706

Patent

active

059746947

ABSTRACT:
This patent application concerns a molded plastic sole with pliable pumping cushion which, as the person wearing the same walks, forces air into the shoe and through an evacuation chamber with which the sole is fitted and which is connected to the exterior by one or more breather holes.

REFERENCES:
patent: 2239211 (1941-04-01), Wylie
patent: 4617745 (1986-10-01), Batra
patent: 4654982 (1987-04-01), Lee
patent: 4860463 (1989-08-01), Pin
patent: 4939851 (1990-07-01), Miller
patent: 5655314 (1997-08-01), Petracci

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