Patents by Inventor Dave Waskey

Dave Waskey 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).

  • Technique for stress redistribution
    Publication number: 20070138234
    Abstract: A technique for maintaining-designs tolerances and reducing stress during welding of closures on nuclear waste containers.
    Type: Application
    Filed: May 12, 2006
    Publication date: June 21, 2007
    Inventors: Dave Waskey, Ronald Payne, Stephen Levesque, Ben Grambau, Harold Behnke
  • Small diameter bore pressure vessel penetration modification
    Publication number: 20060078080
    Abstract: The present invention discloses a system for repairing small internal diameter (1.24 in. or less) Inconel 600 bottom mounted nozzles on reactor pressure vessels. The system enlarges the original small diameter nozzle bore to a larger size and ads a larger ID Inconel 600 replacement nozzle therein which allows IDST weld tooling to be inserted to weld the replacement nozzle to thereactor vessel. An Inconel 600 sleeve of the original small ID tubing is inserted in the replacement nozzle and welded to the replacement nozzle to restore the operability of the original tube.
    Type: Application
    Filed: January 27, 2005
    Publication date: April 13, 2006
    Inventors: Ronal Payne, Dave Waskey, Stephen Rapiejko