US 10,849,385 B2 · Footwear assembly having a vulcanized rubber layer and polyurethane layer

Abstract

The present technology relates generally to a footwear assembly and method of manufacturing said footwear assembly. The footwear assembly includes an outsole and an upper connected to the outsole, where the upper includes a neoprene sock, a vulcanized rubber layer, and an injection molded layer. The neoprene sock is a full-foot neoprene sock having a foot portion that is configured to receive a wearer's foot. The vulcanized rubber layer fully covers a vamp portion, heel portion, toe portion, and ankle portion of the neoprene sock while only covering some of an underfoot portion. The injection molded layer is formed over a portion of the vulcanized rubber layer and completely covers the underfoot portion of the neoprene sock.

Claims14

Dependent claims

A footwear assembly, comprising:

an outsole;
and
an upper connected to the outsole, the upper comprising:
a sock layer having a foot portion and a leg portion connected to the foot portion, wherein the foot portion comprises an ankle portion, a vamp portion and an under-foot portion;
a vulcanized rubber layer bonded to and fully covering an outer surface of the vamp portion and the ankle portion of the sock layer;
an injection molded layer that fully covers the vamp portion, the ankle portion, and the under-foot portion, wherein the vulcanized rubber layer is interposed between the sock layer and the injection molded layer;
and
an interface layer on the vulcanized rubber layer and between the vulcanized rubber layer and the injection molded layer.

5 more elements

Dependencies are inferred from the claim text.

Footwear assembly having a vulcanized rubber layer and polyurethane layer

Life of this patent

Footwear assembly having a vulcanized rubber layer and polyurethane layer

Life of this patent

Abstract

Claims14