Patents by Inventor Gerald Peter Piechowski

Gerald Peter Piechowski 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).

  • Wire electrode drive pressure adjustment system and method
    Patent number: 9073139
    Abstract: A welding torch is provided that includes a motorized arrangement for advancing continuous electrode wires during welding. The torch has a pair of rollers that contact the electrode wire to force it through the torch during welding. A force adjustment selector is provided in the torch handle that allows the operator to alter the force or pressure applied to the electrode wire. Markings on the handle, or stops provided between the selector and the handle allow for easy adjustment and verification of the proper pressure or force applied for specific types of electrode wires.
    Type: Grant
    Filed: August 10, 2006
    Date of Patent: July 7, 2015
    Assignee: ILLINOIS TOOL WORKS INC.
    Inventors: Mark Richard Christopher, Gerald Peter Piechowski
  • Wire electrode drive pressure adjustment system and method
    Publication number: 20080035626
    Abstract: A welding torch is provided that includes a motorized arrangement for advancing continuous electrode wires during welding. The torch has a pair of rollers that contact the electrode wire to force it through the torch during welding. A force adjustment selector is provided in the torch handle that allows the operator to alter the force or pressure applied to the electrode wire. Markings on the handle, or stops provided between the selector and the handle allow for easy adjustment and verification of the proper pressure or force applied for specific types of electrode wires.
    Type: Application
    Filed: August 10, 2006
    Publication date: February 14, 2008
    Inventors: Mark Richard Christopher, Gerald Peter Piechowski