Patents Assigned to NEUMAN & ESSER GMBH & CO. KG
  • Piston rod for a piston compressor, and the piston compressor
    Patent number: 9869312
    Abstract: A piston rod for piston compressors, wherein the piston rod has a base body with one end facing the piston, one end away from the piston, and at least one cavity. The cavity is filled with a solid, whose specific thermal conductivity is greater than that of the base body. Furthermore, the invention concerns a piston compressor with a piston and a nonlubricated piston rod seal, wherein the piston is connected to the described piston rod.
    Type: Grant
    Filed: January 26, 2015
    Date of Patent: January 16, 2018
    Assignee: NEUMAN & ESSER GMBH & CO. KG
    Inventor: Klaus Hubert Hoff