Patents by Inventor Lars O. Rosengren

Lars O. Rosengren 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: 4568051
    Abstract: A flexible support arm attached to a base at one end and supporting an object attached at the other end in a selected position is comprised of a plurality of segmented modules having segments arranged in partial overlapping relationship at their ends to form an elongated arm, pivot pins connecting the overlapping parts of the segments together so that adjacent modules are rotatable with respect to each other about the pivot axes, and the modules having a gradually decreasing number of segments from the base end to the outer end. The modules can be a plurality of parallel spaced elongated flat planar elements interfitted at their ends into spaces between the segments of adjacent modules, or the segments can be parallel spaced planar elements extending in opposite directions from the opposite sides of a central part of a single module.
    Type: Grant
    Filed: January 5, 1984
    Date of Patent: February 4, 1986
    Assignee: Rosengren Teknik AB
    Inventor: Lars O. Rosengren
  • Patent number: 4266471
    Abstract: Apparatus for preparing hot beverages particularly tea comprises a water container having a water heater and a water discharge conduit. Below the container is a strainer device for holding a supply of beverage solids and below this strainer is a receiver for the finished beverage. An automatically controlled deflector is provided for directing heated water from the water conduit firstly into the strainer to mix with the solids and filter into the beverage receptacle. After a certain time the deflector automatically is moved to direct the supply of heated water straight into the receptacle. Control of the deflector is either by way of a float in the beverage receptacle or by way of a timing mechanism.
    Type: Grant
    Filed: August 29, 1978
    Date of Patent: May 12, 1981
    Inventor: Lars O. Rosengren