Patent ID: 8281501
Filing Date: 2012-10-09
Classification: A43B,B29D

Abstract:
1. A vapor-permeable and waterproof sole for shoes, comprising: at least one first load-bearing component including at least one vapor-permeable or perforated portion, which includes a vapor-permeable or perforated filler; at least one second component, which is predominantly arranged below said first component and on which a tread is provided, said at least one second component including through perforations substantially at said at least one vapor-permeable or perforated portion of said first load-bearing component; and a membrane made of a material which is impermeable to water and permeable to water vapor, the membrane being disposed below said vapor-permeable or perforated portion and above said tread, wherein said at least one first load-bearing component further includes a midsole made of plastics, an outermost peripheral portion whereof, when said sole is associated with an upper, is visible, said midsole being rigidly coupled to said membrane and to said filler by molding before attaching said tread thereto, a single peripheral seal being provided on said membrane and being formed by the molding of said midsole, said midsole peripherally surrounding said membrane, and wherein said tread includes articulated peripheral elements that are wing projections disposed along an outer peripheral portion of said midsole, such that said midsole forms, in cooperation with said tread, a secondary tread arranged between mutually separate portions of said tread.