Patents by Inventor Ralph Walter Ulm

Ralph Walter Ulm 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).

  • TRANSMISSION CROSS ARM
    Publication number: 20140131525
    Abstract: A cross arm is provided, for use in a support structure for conductors within an electrical grid. The cross arm is made of weather resistant glass fibre reinforced two component polyurethane based polymers and has a “C” cross sectional shape typically arranged in a double configuration. Pairs of the cross arms are attached to utility poles in a parallel position on opposite sides of the utility pole to meet predefined design conditions. Alternatively, a single cross arm may be attached to a utility pole.
    Type: Application
    Filed: January 22, 2014
    Publication date: May 15, 2014
    Applicants: British Columbia Hydro and Power Authority, FRP Transmissions Inc.
    Inventors: Grant Robert Lockhart, Ralph Walter Ulm, Adelana Gilpin-Jackson, Janos Csaba Toth
  • Transmission cross arm
    Patent number: 8652629
    Abstract: A cross arm is provided, for use in a support structure for conductors within an electrical grid. The cross arm is made of weather resistant glass fiber reinforced two component polyurethane based polymers and has a “C” cross sectional shape typically arranged in a double configuration. Pairs of the cross arms are attached to utility poles in a parallel position on opposite sides of the utility pole to meet predefined design conditions. Alternatively, a single cross arm may be attached to a utility pole.
    Type: Grant
    Filed: August 31, 2010
    Date of Patent: February 18, 2014
    Assignees: FRP Transmission Innovations Inc., British Columbia Hydro and Power Authority
    Inventors: Grant Robert Lockhart, Janos Csaba Toth, Ralph Walter Ulm, Adelana Gilpin-Jackson
  • TRANSMISSION CROSS ARM
    Publication number: 20120048613
    Abstract: A cross arm is provided, for use in a support structure for conductors within an electrical grid. The cross arm is made of weather resistant glass fibre reinforced two component polyurethane based polymers and has a “C” cross sectional shape typically arranged in a double configuration. Pairs of the cross arms are attached to utility poles in a parallel position on opposite sides of the utility pole to meet predefined design conditions. Alternatively, a single cross arm may be attached to a utility pole.
    Type: Application
    Filed: August 31, 2010
    Publication date: March 1, 2012
    Inventors: Grant Robert Lockhart, Janos Csaba Toth, Ralph Walter Ulm, Adelana Gilpin-Jackson