Patent ID: 6477789
Filing Date: 2002-11-12
Classification: A43B

Abstract:
A ventilated shoe insole, comprising:a) a top apertured layer and a bottom apertured layer superimposed on each other, the top and bottom layers respectively having upper and lower toe portions overlying each other and together constituting a minimal height toe region having a predetermined height, the top and bottom layers also respectively having upper and lower heel portions overlying each other at a heel region, and the upper and lower toe portions respectively having multitudes of openings overlying one another and being in open, constant, free, air flow communication with one another at the toe region; b) a base layer lying underneath, and connected to, the heel portions and together constituting the heel region with a height greater than said predetermined height, the base layer extending from the heel region but terminating short of the toe region so as not to block the air flow communication at the toe region; and c) a pump sandwiched between the heel portions and the base layer at the heel region, the pump having an inlet into which air is drawn, and an outlet positioned below the bottom layer for discharging drawn-in air underneath the bottom layer and through the overlying openings at the toe region.