Patent ID: 8752782
Filing Date: 2014-06-17
Classification: B23K,B65H

Abstract:
1. A system for packaging and unwinding a coil of welding wire to allow an uninterrupted flow of the welding wire from one container to another container, the coil of welding wire including a coil top and a coil bottom, a feeding end of the welding wire extends from the coil top and a trailing end of the wire extends from the coil bottom, the trailing end of the one container being joinable to the feeding end of the another container, the system comprising: at least two containers, each container including at least one vertically extending side wall, a closed bottom, a top opening for removing the welding wire and a wire coil receiving cavity within the outer packaging for receiving the wire coil, the feeding end and the trailing end being positionable near the top opening; a wire retaining ring that is disposed on the coil top in the container and another said container, the wire retaining ring including, a first slot rail and a second slot rail that define a slot, with a slot width, that extends radially from the inner gap to the outer ring, the slot is disposed in a location in place of one of the plurality of spokes; a first supplementary rail and a second supplementary rail that define a supplemental slot that extends from an intermediate ring forming an intermediate gap, the first supplementary rail and the second supplementary rail extend radially from the intermediate ring to the outer ring, and wherein the first supplementary rail and the second supplementary rail are located at least partially underneath the first slot rail and the second slot rail, and further including: a connecting element disposed at the outer ring, the connecting element includes: wherein the trailing end of the wire is positioned within the slot.