Retainer ring for welding wire container

B - Operations – Transporting – 65 – D

Patent

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Details

B65D 85/04 (2006.01) B23K 9/133 (2006.01) B23K 9/26 (2006.01) B65H 49/18 (2006.01) B65H 57/18 (2006.01)

Patent

CA 2071419

A retainer ring for a container of low twist welding wire which container includes a cylindrical outer wall, a lower partition and an upper opening through which the weld- ing wire is drawn from a hollow, cylindrical spool of weld- ing wire formed from a multitude of convolutions of wire in layers provided in the container wherein the retainer ring comprises a generally flat outer portion with an outer pe- riphery fitting into the outer wall of the container, mini- mally contacting the wire surface, and comprising a number of projecting lobe portions whereby the outer periphery of the ring contains alternate areas first being closer to and then being farther from the outer walls of the container when the retainer ring is resting upon the hollow spool of welding wire in the container and an inner bell mouthed por- tion extending upwardly and defining an innermost wire ex- traction opening with a diameter substantially smaller than the spool of wire in the container.

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