Footwear

Details Footwear Footwear

1978-06-26

1980-09-02

Lawson, Patrick D.

Boots, shoes, and leggings

Soles

Cushion

36 44, A43B 1320, A43B 1338

Patent

active

042199450

ABSTRACT:
A shoe embodying a multiple chambered pneumatically inflated insert encapsulated in a yieldable foam which acts as a bridging moderator filling in irregularities of the insert and providing a substantially smooth and contoured surface for supporting the foot in a comfortable manner. The encapsulated insert can be used as an inner sole slipped into an existing shoe, or it can be used as an integral, composite midsole or outsole portion of a shoe.

REFERENCES:
patent: 1304915 (1919-05-01), Spinney
patent: 2100492 (1937-11-01), Sindler
patent: 2189813 (1940-02-01), McGuire
patent: 2739093 (1956-03-01), Bull
patent: 3410004 (1968-11-01), Finn
patent: 3589037 (1971-06-01), Gallagher
patent: 3760056 (1973-09-01), Rudy

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