Patents by Inventor Sune Prytz

Sune Prytz 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).

  • Patent number: 8689582
    Abstract: A refrigeration system includes a refrigerant circuit with a plurality of evaporator paths and a distributor for distributing refrigerant. The distributor includes a housing and a controllable valve for each evaporator path. The refrigeration system is operated by using a distributor including a magnet arrangement for controlling the valves.
    Type: Grant
    Filed: June 17, 2008
    Date of Patent: April 8, 2014
    Assignee: Danfoss A/S
    Inventors: Michael Birkelund, Hans Kurt Petersen, Sune Prytz
  • Patent number: 8549875
    Abstract: The invention provides a valve comprising a house and a drum rotatable in the house. The house comprises a plurality of substantial identical tubular mid-section house members, a bottom house member, and a top house member. When connecting the house members to each other, a continuous outer wall surrounding a house cavity, a port, and a plurality of nozzles being in fluid communication with the house cavity is provided. The drum comprises a plurality of substantial identical tubular mid-section drum members, a bottom drum member, and a top drum member. When connecting the drum members to each other, an inner wall having an outer surface being adapted for rotation in contact with a corresponding inner surface of the outer wall, the inner wall comprising a plurality of conduits is provided. During rotation of the drum, the conduits can be brought into and out off fluid communication with the nozzles in order to provide passages between the port and the nozzles.
    Type: Grant
    Filed: June 17, 2008
    Date of Patent: October 8, 2013
    Assignee: Danfoss A/S
    Inventors: Allan Juhl Moustgaard, Sune Prytz, Hans Kurt Petersen
  • Publication number: 20100293990
    Abstract: The invention provides a valve comprising a house and a drum rotatable in the house. The house comprises a plurality of substantial identical tubular mid-section house members, a bottom house member, and a top house member. When connecting the house members to each other, a continuous outer wall surrounding a house cavity, a port, and a plurality of nozzles being in fluid communication with the house cavity is provided. The drum comprises a plurality of substantial identical tubular mid-section drum members, a bottom drum member, and a top drum member. When connecting the drum members to each other, an inner wall having an outer surface being adapted for rotation in contact with a corresponding inner surface of the outer wall, the inner wall comprising a plurality of conduits is provided. During rotation of the drum, the conduits can be brought into and out off fluid communication with the nozzles in order to provide passages between the port and the nozzles.
    Type: Application
    Filed: June 17, 2008
    Publication date: November 25, 2010
    Applicant: Danfoss A/S
    Inventors: Allan Juhl Moustgaard, Sune Prytz, Hans Kurt Petersen
  • Publication number: 20100281913
    Abstract: The invention relates to a refrigeration system having a refrigerant circuit which comprises a plurality of evaporator paths and a distributor distributing refrigerant, wherein the distributor comprises a housing and a controllable valve for each evaporator path. The intent is to achieve a predetermined mode of operation of the refrigeration system by simple means. To this end, it is provided that the distributor comprises a magnet arrangement controlling the valves.
    Type: Application
    Filed: June 17, 2008
    Publication date: November 11, 2010
    Applicant: Danfoss A/S
    Inventors: Michael Birkelund, Hans Kurt Petersen, Sune Prytz