Patents by Inventor Tommie Persson

Tommie Persson 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: 5911623
    Abstract: Exhaust extractor device for evacuating vehicle exhaust gases from a working area and comprising a suction device for generating a vacuum in at least one suction hose (5) connected to a suction side of the suction device. The suction hose is provided at its end with a connector piece (9) for temporary attachment to the exhaust pipe of a motor vehicle. The connector piece is displaceable between an attachment position in which the exhaust pipe extends through a connector opening (19) into an open passage (20) through the connector piece, and a standby position in which the connector piece is removed from the exhaust pipe and is closed by means of a closure member (25). The closure member presents an internal sealing surface (26) located at a distance from the connector opening, and is in the form of a body having a peripherally extending sealing surface (27).
    Type: Grant
    Filed: December 4, 1997
    Date of Patent: June 15, 1999
    Assignee: AB Volve
    Inventors: Claes Trana, Tommie Persson