04219945 is referenced by 406 patents and cites 7 patents.

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.

Title
Footwear
Application Number
830589
Publication Number
4219945
Application Date
June 26, 1978
Publication Date
September 2, 1980
Inventor
Marion F Rudy
Northridge
CA, US
Agent
Subkow and Kriegel
Assignee
Robert C Bogert
CA, US
IPC
A43B 13/38
A43B 13/20
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