Ventilation insole with air chambers

Details Ventilation insole with air chambers Ventilation insole with air chambers

1997-10-16

1998-12-08

Kavanaugh, Ted

Boots, shoes, and leggings

Boots and shoes

Ventilated

36 43, A43B 708, A43B 1338

Patent

active

058454187

ABSTRACT:
A ventilation insole which includes a bottom air chamber layer and a smooth top cover layer covered over the bottom air chamber layer, the bottom air chamber layer having a plurality of intersected ribs, a plurality of recessed air chambers respectively separated from one another by the intersected ribs and closed by said top cover layer and a plurality of air vents at intersected points of the intersected ribs, the smooth top cover layer having a plurality of air vents respectively disposed in communication with the air vents of the bottom air chamber layer.

REFERENCES:
patent: 1125134 (1915-01-01), Lee
patent: 2030545 (1936-02-01), Schulze
patent: 2432533 (1947-12-01), Margolin

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