Patent ID: 6620291
Filing Date: 2003-09-16
Classification: B29C,B29K,B65H

Abstract:
An apparatus for spot welding a tabby of woven material to parallel synthetic or thermoplastic cords or monofilaments oriented longitudinally, the apparatus comprising:a flat anvil which is at least two inches (5.08 cm) wide and at least eighteen inches (45.7 cm) long; a welding apparatus including a welding head inclined diagonally relative to the longitudinally oriented synthetic or thermoplastic cords or monofilaments; a frame for mounting the anvil; a rail mounted to the frame and parallel to the anvil, the welding head being attached to the rail and movable on said rail; and wherein the welding head can be raised or lowered to provide diagonal spot welds at an angle to provide about four welds per each cord to the tabby.