Is a
Patent attributes
Current Assignee
Patent Jurisdiction
Patent Number
Patent Inventor Names
Jonathan R. Ertmer0
Date of Patent
July 12, 2011
Patent Application Number
11502804
Date Filed
August 10, 2006
Patent Citations Received
Patent Primary Examiner
Patent abstract
A drive roll for advancing a wire is provided. In certain embodiments, the drive roll includes a body having a wire feed portion, a mounting portion, and a central aperture through the body. In one embodiment, the feed portion includes an outer circumferential surface of the drive roll and a plurality of grooves for receiving and advancing various wires, while the mounting portion includes mounting features that are each uniquely associated with only one of the grooves. Various wire feed systems and welding systems are also provided.
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