Patents by Inventor Peter Rosmark

Peter Rosmark 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).

  • Method of interconnecting a drill rod with a drill string by means of a threaded connection, rod handling system and drill rig
    Patent number: 9745805
    Abstract: A method of interconnecting a drill rod with a drill string by a threaded connection is disclosed. The method includes axially aligning the drill rod with the drill string, rotating the drill rod in a disengagement rotational direction of the threaded connection, identifying a rotational position of the drill rod where thread ends of the rod and the drill string slip over each other, stopping the rotating within a predetermined period of identifying the rotational position, and rotating the drill rod in an engagement direction, such that the drill rod is interconnected with the drill string by the threaded connection.
    Type: Grant
    Filed: September 6, 2013
    Date of Patent: August 29, 2017
    Assignee: SANDVIK INTELLECTUAL PROPERTY AB
    Inventors: Kent Evermark, Peter Rosmark, Per Vilen
  • METHOD OF INTERCONNECTING A DRILL ROD WITH A DRILL STRING BY MEANS OF A THREADED CONNECTION, ROD HANDLING SYSTEM AND DRILL RIG
    Publication number: 20150211310
    Abstract: A method of interconnecting a drill rod with a drill string by a threaded connection is disclosed. The method includes axially aligning the drill rod with the drill string, rotating the drill rod in a disengagement rotational direction of the threaded connection, identifying a rotational position of the drill rod where thread ends of the rod and the drill string slip over each other, stopping the rotating within a predetermined period of identifying the rotational position, and rotating the drill rod in an engagement direction, such that the drill rod is interconnected with the drill string by the threaded connection.
    Type: Application
    Filed: September 6, 2013
    Publication date: July 30, 2015
    Inventors: Kent Evermark, Peter Rosmark, Per Vilen