Patents by Inventor Niclas Örjas

Niclas Örjas 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).

  • Controlled expansion of rock bolt
    Patent number: 7320560
    Abstract: The present invention is related to a method for manual installation of rock bolts expandable by means of a pressure media comprising manual coupling of a pressure source to a rock bolt to be expanded. The method comprises the steps of an operator starting a sequence whereby the rock bolt is pressurized to a predetermined pressure, and it being ensured that the predetermined pressure is kept for a predetermined period of time. The present invention is also related to such a control system, and an apparatus comprising such a control system.
    Type: Grant
    Filed: May 12, 2004
    Date of Patent: January 22, 2008
    Assignee: Atlas Copco Rock Drills AB
    Inventors: Tommy Persson, Morgan Kanflod, Fredrik Öberg, Tapio Toivonen, Niclas Örjas, Hans Gustavsson, Göran Sjöstedt
  • Controlled expansion of rock bolt
    Publication number: 20070036614
    Abstract: The present invention is related to a method for manual installation of rock bolts expandable by means of a pressure media comprising manual coupling of a pressure source to a rock bolt to be expanded. The method comprises the steps of an operator starting a sequence whereby the rock bolt is pressurized to a predetermined pressure, and it being ensured that the predetermined pressure is kept for a predetermined period of time. The present invention is also related to such a control system, and an apparatus comprising such a control system.
    Type: Application
    Filed: May 12, 2004
    Publication date: February 15, 2007
    Applicant: ATLAS COPCO ROCK DRILLS AB
    Inventors: Tommy Persson, Morgan Kanflod, Tapio Toivonen, Fredrik Öberg, Niclas Örjas, Hans Gustavsson, Göran Sjöstedt