Patents by Inventor Björn Anders LARSSON

Björn Anders LARSSON 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).

  • Rock bolting rig and method at rock bolting rig
    Patent number: 11448070
    Abstract: A rig adapted for rock bolting comprising a feeding magazine is provided. The feeding magazine comprises a holding structure for bolts and is arranged in conjunction with a rock reinforcement unit. The rig further comprises a feeding device that is arranged to provide the rock reinforcement unit with bolts from the feeding magazine. The rig further comprises a loading magazine comprising a holding structure for bolts, as well as a, relative to the feeding magazine and the loading magazine, moveable picking device arranged to move bolts that are located in the loading magazine such that they are accessible to the feeding device.
    Type: Grant
    Filed: May 27, 2019
    Date of Patent: September 20, 2022
    Assignee: EPIROC ROCK DRILLS AKTIEBOLAG
    Inventors: Martin Ekefalk, Jan Olsson, Björn Anders Larsson, René Deutsch, Hans Gustavsson
  • ROCK BOLTING RIG AND METHOD AT ROCK BOLTING RIG
    Publication number: 20210207479
    Abstract: A rig adapted for rock bolting comprising a feeding magazine is provided. The feeding magazine comprises a holding structure for bolts and is arranged in conjunction with a rock reinforcement unit. The rig further comprises a feeding device that is arranged to provide the rock reinforcement unit with bolts from the feeding magazine. The rig further comprises a loading magazine comprising a holding structure for bolts, as well as a, relative to the feeding magazine and the loading magazine, moveable picking device arranged to move bolts that are located in the loading magazine such that they are accessible to the feeding device.
    Type: Application
    Filed: May 27, 2019
    Publication date: July 8, 2021
    Applicant: EPIROC ROCK DRILLS AKTIEBOLAG
    Inventors: Martin EKEFALK, Jan OLSSON, Björn Anders LARSSON, René DEUTSCH, Hans GUSTAVSSON