Patents Assigned to Railko Limited
  • Propeller shaft bearing
    Patent number: 7316508
    Abstract: A propeller shaft bearing includes a substantially cylindrical sleeve having a structure including an inner layer and an outer layer that surrounds the inner layer. The inner layer is made of a bearing material that includes a thermosetting resin. The outer layer is made of a material that includes a thermosetting resin and has a lower swelling characteristic than the bearing material.
    Type: Grant
    Filed: October 23, 2002
    Date of Patent: January 8, 2008
    Assignee: Railko Limited
    Inventors: Alexander Richard William Barron, Timothy David Biswell, Paul Joseph Hurley