Patents by Inventor John Rune Hammar

John Rune Hammar 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).

  • Freezer ice tray construction
    Patent number: 3962886
    Abstract: A cover for a freezer ice tray which prevents splashing out of the water in the tray before freezing, and additionally functions to maintain the tray in place in a freezing compartment of a refrigerator housed in a relatively unstable trailer or boat and to improve the heat conducting contact between the ice tray and the evaporator pipe. The cover has a downwardly directed front part along its entire width that substitutes as a door to the freezing compartment.
    Type: Grant
    Filed: February 5, 1975
    Date of Patent: June 15, 1976
    Assignee: Aktiebolaget Electrolux
    Inventor: John Rune Hammar