Boots – shoes – and leggings – Insoles – Laminated
Patent
1980-04-21
1982-06-29
Kee Chi, James
Boots, shoes, and leggings
Insoles
Laminated
36 3B, 428 90, A43B 1338, A43B 1340, A43B 708
Patent
active
043366619
ABSTRACT:
A shoe insert in the form of an envelope which is air impervious and sized to fit within the shoe of a wearer and which is composed of an upper surface and a lower surface interconnected by a side surface and a pad arranged in spanning relation within the envelope, the pad being of cushioning material and preferably having a plurality of holes arranged in a pattern extending through the pad but not through the envelope. In one preferred embodiment the envelope is closed and some air withdrawn from the envelope before it is closed to provide an air cushion. In a second preferred embodiment, the envelope has a hole through it to create an air pump and circulation effect in the shoe of a wearer.
REFERENCES:
patent: 1342967 (1920-06-01), McMaster
patent: 2808663 (1957-10-01), Frieder et al.
patent: 3005271 (1961-10-01), Brahm
patent: 3253355 (1966-05-01), Menken
patent: 3257743 (1966-06-01), Closson, Jr. et al.
patent: 3418732 (1968-12-01), Marshack
patent: 3457659 (1969-07-01), Coleman
patent: 3655497 (1972-04-01), Forrest
patent: 4224746 (1980-09-01), Kim
Chi James Kee
Malloy John Cyril
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