Patents by Inventor Erling Tyllstrom

Erling Tyllstrom 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).

  • Device at internal combustion engine with fuel injection
    Patent number: 5259356
    Abstract: A device at air filters of intake systems of internal combustion engines with fuel injection. The fuel pipe (21) is to a part of its length positioned in the air filter air space (14) of the housing (10), whereby a cooling of the fuel supplied is obtained.
    Type: Grant
    Filed: July 8, 1992
    Date of Patent: November 9, 1993
    Assignee: AB Volvo
    Inventors: Jan Karlsson, Jan Dahlgren, Erling Tyllstrom