Patents Assigned to AED Automation GmbH
  • Patent number: 8425214
    Abstract: The invention relates to a spraying tool, in particular as part of a mold-spraying device for spraying at least one section of a wall of a mold with working medium. In at least one embodiment, the spraying tool comprises a plurality of spraying elements for dispensing working medium, and at least one working-medium supply line which supplies working medium to the plurality of spraying elements. In accordance with at least one embodiment, at least some of the spraying elements, the spraying nozzles of which point downwards during operation, are equipped with a separate valve unit which is adjacent to the spraying nozzle and the valve element of which is prestressed elastically into a closed position in which it prevents the dispensing of working medium, but can be transferred under the action of a hydraulic and/or pneumatic pressure into an open position in which it permits the dispensing of working medium.
    Type: Grant
    Filed: January 5, 2010
    Date of Patent: April 23, 2013
    Assignee: AED Automation GmbH
    Inventor: Karl-Heinrich Keim