Patents Assigned to Roth-Technick GmbH
  • Apparatus for extruding concrete
    Patent number: 4431392
    Abstract: An apparatus for use in manufacturing concrete parts or products is disclosed. The apparatus for extruding concrete, of the present invention, includes a first frame which is adapted to travel on tracks. A second frame is mounted on top of the first frame by removable fasteners so that the second frame may be disconnected from the first frame. The first frame includes wheels so that it may travel along the track.
    Type: Grant
    Filed: June 28, 1982
    Date of Patent: February 14, 1984
    Assignee: Roth-Technick GmbH
    Inventors: Volker Kretzschmann, Peter Traub