Patents by Inventor Ronald Vaill

Ronald Vaill 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).

  • METHOD AND CIRCUIT BREAKER FOR REDUCING ARC FLASH DURING MAINTENANCE IN A LOW VOLTAGE POWER CIRCUIT
    Publication number: 20070097582
    Abstract: Maintenance trip functions override the normal or specified trip functions of a low voltage circuit breaker to reduce pickup currents and/or time delays to effect faster trips, which reduces arc energy produced by faults during maintenance or testing on a live circuit breaker.
    Type: Application
    Filed: December 19, 2006
    Publication date: May 3, 2007
    Inventors: David Shipp, Joseph Matsko, James Lagree, Michael Hodder, Ronald Vaill
  • Method and circuit breaker for reducing arc flash during maintenance in a low voltage power circuit
    Publication number: 20050219775
    Abstract: Maintenance trip functions override the normal or specified trip functions of a low voltage circuit breaker to reduce pickup currents and/or time delays to effect faster trips, which reduces arc energy produced by faults during maintenance or testing on a live circuit breaker.
    Type: Application
    Filed: March 31, 2004
    Publication date: October 6, 2005
    Inventors: David Shipp, Joseph Matsko, James Lagree, Michael Hodder, Ronald Vaill