Patents Examined by Gregory L. LaPointe
  • Screw compressor control means
    Patent number: 4042310
    Abstract: Volume control valve for a screw compressor located in a cylindrical bore parallel to and spaced from the working space. The bore and the working space communicate through a number of axially distributed channels which are selectively closed by an adjustable valve member disposed in the bore.
    Type: Grant
    Filed: June 23, 1975
    Date of Patent: August 16, 1977
    Assignee: Svenska Rotor Maskiner Aktiebolag
    Inventors: Hjalmar Schibbye, Arnold Englund