Toggling Guide Bar Patents (Class 242/484.3)
  • Patent number: 7137586
    Abstract: Methods and apparatus for spooling a flexible member onto a drum with a spooler assembly. In certain embodiments, a spooler assembly comprises a spooler arm operable to guide a flexible member onto a drum rotating about a drum axis. A first actuator moves the spooler arm in a first direction that is parallel to the drum axis. The first actuator operates in a first mode wherein the flexible member is allowed to free movement in the first direction and a second mode wherein the first actuator controls the movement of the flexible member in the first direction. The spooler assembly may also comprise a second actuator that moves the spooler arm in a second direction that is perpendicular to the drum axis.
    Type: Grant
    Filed: January 10, 2005
    Date of Patent: November 21, 2006
    Assignee: National-Oilwell, L.P.
    Inventor: Ronald Talen