Patents Assigned to Kark AG
  • Patent number: 7827913
    Abstract: The device with a housing and several rollers, circular-cylindrical drums and the like, the axles of which are parallel and which are mounted between two walls, in particular for forming a strip, which can be formed at elevated temperatures, as it passes through on the surface of a rotating drum, is characterized in that one of the walls can be pivoted open in order to expose the rollers, drums and the like and one of the walls is fastened by way of one or more hinges to a component which can be displaced parallel to the axles, and in that a locking element is provided on the other side, which locking element acts on the wall, fixes or releases the latter and is likewise attached to a component which can be displaced parallel to the axles.
    Type: Grant
    Filed: September 30, 2005
    Date of Patent: November 9, 2010
    Assignee: Kark AG
    Inventor: Uwe Kark
  • Patent number: 7422424
    Abstract: Apparatus for the forming of a strip, formable at increased temperature, in particular of a strip consisting of thermoplastic, in a continuous run on the surface of a rotating drum which is to be heated and/or to be cooled in predetermined stationary regions. In order to reduce the energy losses due to the heating and cooling alternation, the thin-walled drum is mounted on a carrier body which can be heated or cooled in the respective regions and is heat-exchangeable with the drum surface at least in these regions.
    Type: Grant
    Filed: April 18, 2004
    Date of Patent: September 9, 2008
    Assignee: Kark AG
    Inventor: Uwe Kark
  • Publication number: 20080168914
    Abstract: The device with a housing and several rollers, circular-cylindrical drums and the like, the axles of which are parallel and which are mounted between two walls, in particular for forming a strip, which can be formed at elevated temperatures, as it passes through on the surface of a rotating drum, is characterized in that one of the walls can be pivoted open in order to expose the rollers, drums and the like and one of the walls is fastened by way of one or more hinges to a component which can be displaced parallel to the axles, and in that a locking element is provided on the other side, which locking element acts on the wall, fixes or releases the latter and is likewise attached to a component which can be displaced parallel to the axles.
    Type: Application
    Filed: September 30, 2005
    Publication date: July 17, 2008
    Applicant: KARK AG
    Inventor: Uwe Kark
  • Patent number: 6685611
    Abstract: A ring holder for clamping a roll ring to a roll shaft between two annular abutments employs at least one removable abutment. The removable abutment is formed by a split ring which is supported on a shaft collar and held by a fixing ring which surrounds the split ring parts.
    Type: Grant
    Filed: November 20, 2002
    Date of Patent: February 3, 2004
    Assignee: Kark AG
    Inventor: Uwe Kark