Patents by Inventor Birger Lund-Andersen

Birger Lund-Andersen 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: 6296238
    Abstract: The device dampens vibrations between objects, especially for preventing the transfer of vibrations from a primary object subjected to vibrations, to a vibration-sensitive secondary object. The secondary object is non-rigidly supported by a damping body, which has the same or essentially the same size of mass as the secondary object, and which in turn is non-rigidly supported on the primary object.
    Type: Grant
    Filed: June 24, 1999
    Date of Patent: October 2, 2001
    Inventor: Birger Lund-Andersen
  • Patent number: 5421754
    Abstract: An arrangement in a swingable turn-up inboard/outboard stern aggregate (1) for craft with an inboard engine and an outboard driving unit (2) comprising a screw (5), where the inboard driving shaft (3) of the stern aggregate (1) for connection with the engine is connected with a screw shaft (4) which is approximately horizontal in a position for use and is mounted in the lower end of a housing (7) by the aid of a transmission shaft (6), which is divided into two sections (6a, 6b) and surrounded by housing (7). The first section (6a) is at one end mounted (8) in the upper end of housing (7) and connected with driving shaft (3), via a first universal joint (A), and is at its other end, via an angular gear (B), connected with an upper end of section (6b) which is inclined rearwards and downwards. The lower end of second section (6b) is connected with screw shaft (4) at a firm angle (V), via a transmission (C) of torsional moment.
    Type: Grant
    Filed: February 16, 1994
    Date of Patent: June 6, 1995
    Inventor: Birger Lund-Andersen