Patents by Inventor Federico Scolari

Federico Scolari 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).

  • Patent number: 9004609
    Abstract: A method for driving tunnels, galleries, shafts or the like with a driving device (1; 2; 15), including: that a cutting head (4) rotating around a general axis of rotation (R) and having cutting elements directed essentially radially outwardly is applied against a rock surface to be worked. The rock cutting elements (13), are formed on cutting rolls (7) are brought to roll against the rock side during pressing against the rock and rotation of the cutting head (4), and the rock cutting elements during rolling are brought to cut sidewardly arranged grooves in the rock surface at a distance from each other. The invention also concerns a rotatable cutting head and a device and a rig for driving tunnels, galleries, shafts or the like.
    Type: Grant
    Filed: October 29, 2009
    Date of Patent: April 14, 2015
    Assignee: Atlas Copco Craelius AB
    Inventors: Sverker Hartwig, Gunnar Nord, Federico Scolari, Jan Folke Wallenius, Morgan Norling, Kaj Emanuelsson