Shoe inner sole

Details Shoe inner sole Shoe inner sole

1982-09-30

1985-04-30

Jaudon, Henry

Boots, shoes, and leggings

Insoles

Laminated

36 43, 128619, A43B 1340, A43B 1338

Patent

active

045135185

ABSTRACT:
An inner sole with a cushioning layer of polyurethane foam, with compression set less than 10%, laminated to a thinner layer of thermoformable polyethylene foam, which serves primarily as a vehicle for shaping the polyurethane.

REFERENCES:
patent: 3724105 (1973-04-01), Weight
patent: 3730169 (1973-05-01), Fiber
patent: 3828792 (1974-08-01), Valenta
patent: 4232457 (1980-11-01), Mosher
patent: 4237627 (1980-12-01), Turner

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