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US 11,109,640 B2Granted
Shoe outsole made using composite sheet material
AssigneeDynasty Footwear, Ltd.
InventorsJohn Koo, Jonathan Goldberg
Life of this patent
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Abstract
Provided are, among other things, systems, methods and techniques for making a shoe outsole and to shoe outsoles made using such techniques. In one such technique, a sheet of composite material is produced by extruding a base material together with a sheet of fabric material. The sheet of composite material is then cut into an outsole component, and a shoe outsole is fabricated using the outsole component.
Claims16
A method of making a shoe sole, comprising:
- (a) obtaining a piece of base material that has, on its bottom surface, a plurality of indentations and a plurality of protrusions;
- (b) bonding a plurality of small individual particles to the bottom surface of said base material;
- (c) grinding off ones of the small individual particles that attached to the protrusions during step (b), thereby providing a partially coated piece of base material having a bottom surface that is partially coated with said small individual particles;
- and
- (d) fabricating a shoe sole by using the partially coated piece of base material to form a bottom layer of said shoe sole, so that the bottom surface of said partially coated piece of base material is adjacent to the ground during normal use of said shoe sole.
2 more elements
Dependencies are inferred from the claim text.