Patents by Inventor Gunnar Nordberg

Gunnar Nordberg 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).

  • Method and device for cooling
    Patent number: 8745994
    Abstract: The present invention relates to a method for cooling an indoor environment in a house with the aid of a cooling plant, and to a cooling plant for cooling an indoor environment. The cooling plant comprises a cold store in the form of a rock store, a cooling system for cooling the indoor environment and a cooling medium for transport of cold. The cooling plant has only one cooling mode and only one charging mode. In cooling mode, the cooling medium is cooled with cold from the rock store and the cooling system is fed only with cooling medium cooled only with cold from the rock store. In charging mode, the cooling medium is cooled only with outside air and/or ground cold and the rock store is cooled only with the cooling medium cooled only by outside air and/or ground cold.
    Type: Grant
    Filed: July 12, 2010
    Date of Patent: June 10, 2014
    Assignee: Skanska Kommersiell Utveckling Norden AB
    Inventors: Jonas Graslund, Gunnar Nordberg
  • Cooling method and plant
    Publication number: 20110048037
    Abstract: The present invention relates to a method for cooling an indoor environment in a house with the aid of a cooling plant, and to a cooling plant for cooling an indoor environment. The cooling plant comprises a cold store in the form of a rock store, a cooling system for cooling the indoor environment and a cooling medium for transport of cold. The cooling plant has only one cooling mode and only one charging mode. In cooling mode, the cooling medium is cooled with cold from the rock store and the cooling system is fed only with cooling medium cooled only with cold from the rock store. In charging mode, the cooling medium is cooled only with outside air and/or ground cold and the rock store is cooled only with the cooling medium cooled only by outside air and/or ground cold.
    Type: Application
    Filed: July 12, 2010
    Publication date: March 3, 2011
    Inventors: Jonas Gräslund, Gunnar Nordberg