Patent ID: 6824633
Filing Date: 2004-11-30
Classification: B29D,Y10S

Abstract:
A method of treading a tire carcass, comprising:depositing a crude rubber tread on a tire carcass to be treaded; mounting the tire carcass on a rim and inflating the tire carcass; placing on the tread a resilient ring-shaped mold having an inner annular surface for molding the tread; placing a resilient flange between each bead of the tire carcass and each corresponding peripheral edge of the mold, covering the outer surfaces of the tire carcass lying between each bead and each corresponding edge; placing the resulting tire carcass and rim assembly in a pressurized and heated enclosure, wherein each resilient flange is positioned with an edge thereof partially overlapping a raised member positioned along a central periphery of the mold, so as to leave a gap between the resilient flanges.