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US 4,380,878 AGranted
Outsole
AssigneeThe Keds Corporation
InventorJoseph J. Skaja
Life of this patent
Estimating the term…
Abstract
An outsole for an athletic shoe features an integrally molded sole unit having outwardly extending receptacles located in the ball and heel area, and replaceable wear plugs mounted in the receptacles.
Claims16
An outsole for an athletic shoe comprising:
- a flexible integrally molded sole unit,
- said sole unit having multiplicity of outwardly extending receptacles integrally molded at the ball and heel portions of said sole unit, said receptacles having integral wall portions,
- plugs demountably held by said receptacles, said plugs having surfaces in contact with and held by said wall portions,
- said sole unit having an outwardly extending bar unit around the perimeter thereof, and
- said perimeter bar being discontinuous and tapered in height in the region adjacent the toe of said shoe.
2 more elements
The outsole of claim 9 wherein each of said receptacles is flared at the end connected to the sole unit.
Dependencies are inferred from the claim text.