Patents Assigned to BBS-Riva S.p.A.
  • Hydraulic device for pumping molten metal and/or controlling a molten metal flow
    Patent number: 7427190
    Abstract: A hydraulic device for pumping molten metal and/or controlling its flow, comprising an enclosure that forms internally a cylindrical chamber, for the connection of at least one first duct and one second duct for the passage of molten metal, within which a piston can slide hermetically in order to pump and/or control flow, an insulating cushion of inert gas being interposed between the piston and the molten metal, the piston being associated with an actuator for moving it with a reciprocating rectilinear motion.
    Type: Grant
    Filed: December 18, 2002
    Date of Patent: September 23, 2008
    Assignee: BBS-Riva S.p.A.
    Inventor: Heinrich Georg Baumgartner
  • Coupling device particularly for vehicle wheels undergoing surface finishing
    Patent number: 6862785
    Abstract: A coupling device, particularly for vehicle wheels undergoing surface finishing, comprising elements for the releasable fixing of a wheel to a chuck, which act in holes for the passage of screws for fixing the wheel to a hub of a vehicle.
    Type: Grant
    Filed: June 3, 2002
    Date of Patent: March 8, 2005
    Assignee: BBS-Riva S.p.A.
    Inventor: Heinrich Georg Baumgartner