Shoe insert

Details Shoe insert Shoe insert

1977-08-25

1978-12-26

Van Balen, William J.

Boots, shoes, and leggings

Insoles

Laminated

428305, 428315, A43B 1338, B32B 326

Patent

active

041309480

ABSTRACT:
A shoe having a multi-layered insert disposed in said shoe against the shoe sole, said insert formed of a closed-cell, cross linked polyolefin foam, said insert having zones of different resiliency.

REFERENCES:
patent: 3170250 (1965-02-01), Scholl
patent: 3608006 (1971-09-01), Hosoda et al.
patent: 3734811 (1973-05-01), Small et al.
patent: 4053341 (1977-10-01), Kleiner et al.

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