Liquid shoe innersole

Details Liquid shoe innersole Liquid shoe innersole

1977-02-11

1978-09-26

Guest, Alfred R.

Boots, shoes, and leggings

Insoles

Laminated

36 29, A43B 1338

Patent

active

041159349

ABSTRACT:
An innersole for shoes formed of a plastic material having an interior fluid tight main chamber, a quantity of liquid to be placed within the main chamber with the innersole being permanently sealed to prevent leakage of the liquid exteriorly of the innersole, the innersole having a sealed peripheral edge to contain the liquid, the innersole including totally enclosed liquid containing second chambers, the second chambers having a sealed periphery within said main chamber.

REFERENCES:
patent: 2004906 (1935-06-01), Simister
patent: 2393577 (1946-01-01), Urbany
patent: 3724106 (1973-04-01), Magidson
patent: 3795994 (1974-03-01), Ava
patent: 3922801 (1975-12-01), Zente

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