Patents by Inventor Sven G. B. Dahlberg

Sven G. B. Dahlberg 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).

  • Arrangement in an internal combustion engine
    Patent number: 5485817
    Abstract: A two-stroke internal combustion engine for a motor saw includes a crankcase (12), a fan housing (19) having an impeller (20), and a carburetor chamber (17) having a carburetor (16). An intake passage (15) connects the carburetor to the crankcase and the carburetor chamber is connected via an inlet passage (21) to the fan housing at the outlet side of the impeller for centrifugal purification of combustion air. The carburetor chamber (17) has an opening (22) connected to atmosphere or to a lowpressure zone of the fan housing (19).
    Type: Grant
    Filed: February 21, 1995
    Date of Patent: January 23, 1996
    Assignee: Aktiebolaget Electrolux
    Inventor: Sven G. B. Dahlberg