Patents by Inventor Greg Drzewiecki

Greg Drzewiecki 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).

  • Torque multiplier for valve turning machine
    Patent number: 8851121
    Abstract: A vehicle with devices thereon for exercising the valves of a municipal water system includes a first arm with a valve turning machine at its outer end. A second arm is also attached to the vehicle, the second arm having a torque multiplier head having an input end and an output. A connector connects the valve turning machine to the input and the output of the torque multiplier applies increased torque to the stem of a valve.
    Type: Grant
    Filed: November 8, 2011
    Date of Patent: October 7, 2014
    Assignee: Illlinois Tool Works Inc.
    Inventors: Scott Ferrar, Jeffrey Swiatowy, Greg Drzewiecki
  • Torque Multiplier for Valve Turning Machine
    Publication number: 20120138830
    Abstract: A vehicle with devices thereon for exercising the valves of a municipal water system includes a first arm with a valve turning machine at its outer end. A second arm is also attached to the vehicle, the second arm having a torque multiplier head having an input end and an output. A connector connects the valve turning machine to the input and the output of the torque multiplier applies increased torque to the stem of a valve.
    Type: Application
    Filed: November 8, 2011
    Publication date: June 7, 2012
    Applicant: ILLINOIS TOOL WORKS INC.
    Inventors: Scott Ferrar, Jeffrey Swiatowy, Greg Drzewiecki
  • Pipe planter
    Patent number: 5161327
    Abstract: An apparatus suitable for growing plants comprises a tubular member enclosed on both ends by vertically oriented fittings to retain liquid therein. The tubular member has openings through a wall sized to receive a plant vine and positioned to retain liquid in said tubular member. The tubular member is preferably a transparent, plastic pipe.
    Type: Grant
    Filed: March 22, 1991
    Date of Patent: November 10, 1992
    Inventors: Bruce Campbell, Greg Drzewiecki, Kenneth Hardy