Patents by Inventor Keith W. Littlely

Keith W. Littlely 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).

  • Drill rod handler
    Patent number: 8186926
    Abstract: According to one example of the invention, a drill rod handler includes a movable clamp. A position sensor system for the drill rod handler includes a level sensor that is configured to detect a position of the moveable clamp with respect to gravity. The position sensor system further includes a rotation sensor configured to detect a rotational position of the moveable clamp with respect to a defined axis that runs parallel to gravity. Furthermore, the position sensor system includes a control center that is communicably connected to the level sensor and the rotation sensor.
    Type: Grant
    Filed: June 3, 2009
    Date of Patent: May 29, 2012
    Assignee: Longyear TM, Inc.
    Inventor: Keith W. Littlely
  • DRILL ROD HANDLER
    Publication number: 20090238663
    Abstract: According to one example of the invention, a drill rod handler includes a movable clamp. A position sensor system for the drill rod handler includes a level sensor that is configured to detect a position of the moveable clamp with respect to gravity. The position sensor system further includes a rotation sensor configured to detect a rotational position of the moveable clamp with respect to a defined axis that runs parallel to gravity. Furthermore, the position sensor system includes a control center that is communicably connected to the level sensor and the rotation sensor.
    Type: Application
    Filed: June 3, 2009
    Publication date: September 24, 2009
    Applicant: Longyear TM, Inc.
    Inventor: Keith W Littlely