Waterproof transpiring sole for footgear

Boots – shoes – and leggings – Boots and shoes – Ventilated

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Details

36 30R, 36 59A, A43B 706, A43C 1502

Patent

active

055986447

ABSTRACT:
Waterproof and transpiring sole for footgear including a tread made of leather or similar material which is at least partially covered, in an upward region, by a membrane made of vapor-permeable and waterproof material. The tread is assembled, at least along its perimeter, together with at least one upper part made of rubber or equivalent material which has a central opening in the region affected by the membrane.

REFERENCES:
patent: 429429 (1890-06-01), Eckhardt
patent: 997657 (1911-07-01), Drake
patent: 2152657 (1939-04-01), Montgomery
patent: 2327360 (1939-11-01), Margolin
patent: 2844833 (1958-07-01), Odermatt
patent: 4237627 (1980-12-01), Turner
patent: 4819345 (1989-04-01), Mulcahy et al.
patent: 5044096 (1991-09-01), Polegato

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