Patents Assigned to Stahl Aufzuge & Co. KG
  • Manipulator based on the pantograph principle
    Patent number: 4659278
    Abstract: A mechanism for handling and manipulating a load including a horizontal work beam formed of a parallelogram linkage with a pair of arms interconnected by links. The work beam is pivotally mounted on a retaining part which is adjustably vertically mounted on a rotatable pillar. A counterweight is provided on the work beam for counterweighting its weight. A roller is movable horizontally in a trackway and connected to the work beam with the trackway elevated by a piston and cylinder along the pillar.
    Type: Grant
    Filed: June 5, 1986
    Date of Patent: April 21, 1987
    Assignee: Stahl Aufzuge & Co. KG
    Inventors: Joachim Doege, Hanns-Dieter Paschke, Ke D. Tran