Patents by Inventor Chris J. Roehi

Chris J. Roehi has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Publication number: 20120248083
    Abstract: A welding torch has a torch handle. A wire drive assembly is disposed in the torch handle and includes a drive motor and a drive roller. The wire drive assembly contacts the welding wire and is configured to drive the welding wire from a wire feeder to a welding operation. In addition, the welding torch has a trigger and a wire feed speed adjustment assembly. The trigger is disposed near a rear end of the torch handle and is configured to be depressed by an operator for initiating feed of the welding wire. The adjustment assembly is positioned near the rear end of the handle adjacent to the trigger and on the same side of the handle as the trigger. The adjustment assembly allows operator adjustment of a feed speed of the welding wire.
    Type: Application
    Filed: March 26, 2012
    Publication date: October 4, 2012
    Applicant: Illinois Tool Works Inc.
    Inventors: Paul William Garvey, Chris J. Roehi