Patents by Inventor Lauritz Benedictus Schibbye

Lauritz Benedictus Schibbye has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Multi-stage screw compressor interconnected via communication channel in common end plate
    Patent number: 4076468
    Abstract: Two stage screw compressor having two working spaces provided side by side with parallel axes within a common barrel member and extending in the same direction from a common plane surface of an end plate member in which one rotor of each stage are interconnected by a gear transmission including an input power shaft.
    Type: Grant
    Filed: July 14, 1975
    Date of Patent: February 28, 1978
    Assignee: Svenska Rotor Maskiner Aktiebolag
    Inventors: Walther Persson, Lauritz Benedictus Schibbye
  • Method for modifying a compressing apparatus unit
    Patent number: 4004864
    Abstract: Method for modifying a compressing apparatus comprising a prime mover and a screw compressor for a higher compression ratio and constant power by extending the inlet port so that the cut off from the inlet channel takes place at a later angular position of the rotors than the normal design position.
    Type: Grant
    Filed: June 23, 1975
    Date of Patent: January 25, 1977
    Assignee: Svenska Rotor Maskiner Aktiebolag
    Inventor: Lauritz Benedictus Schibbye
  • Shaft seals for a screw compressor
    Patent number: 3975123
    Abstract: Dynamic shaft seal system for a screw compressor with water injection comprising a water separator, where pressurized gas from the water separator is supplied around the rotor shafts as a blocking medium.
    Type: Grant
    Filed: August 19, 1974
    Date of Patent: August 17, 1976
    Assignee: Svenska Rotor Maskiner Aktiebolag
    Inventor: Lauritz Benedictus Schibbye