| 摘要 |
The invention relates to a reinforcing piece designed for manufacturing soles for footwear: shoes, boots, etc According to the invention, the reinforcing piece is a monoblock structure comprising some layers (a, d), where one layer (a) provided with an upper ergonomic surface for the contact with the sole of the foot, ends in its front part with a gradual thinning (b) and rounding (c) of the inner edge towards the middle of the sole, under which there is another reinfocing layer (d), said reinforcing layer being located within the bearing surface of the sole of the foot; the layers (a, d) are narrower to the front part of the piece, two longitudinal ribs (e) being provided underneath the reinforcing layer (d) and the whole profile of the piece having a lateral chamfering (f) towards the inner side of the useful area of the piece
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