Patents Assigned to ELASTECH TECHNOLOGIES, LLC
  • Publication number: 20130105226
    Abstract: A bushing of the type used to limit wobble in drill pipe, the improvement comprising a bushing defined by two halves, each half having two ends adapted to buttingly engage corresponding ends of the other, and each further defining a receiver section along one of its ends; a flexible hinge piece matingly joined to the receiver sections with the opposite ends of the halves remaining free to move relative to one another, whereby the halves are rotatably affixed together at one end, but the opposite ends remain free to open. The bushing may be comprised of a first polymeric material, and the hinge piece comprised of a second, more flexible, polymeric material. Each half of the bushing may have mounted thereto a handle projecting upwardly.
    Type: Application
    Filed: November 2, 2011
    Publication date: May 2, 2013
    Applicant: ELASTECH TECHNOLOGIES, LLC
    Inventors: Les Banta, Tim Coil, Daniel Webb, Suljo Haskic