Patents by Inventor Norbert Eisenblaetter

Norbert Eisenblaetter 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).

  • Multi-partite exhaust gas line
    Patent number: 4693079
    Abstract: An exhaust gas line for a piston internal combustion engine assembled of several parts consists of an inner pipe line conducting the exhaust gases and of a housing surrounding this pipe line with a spacing. Each of the housings contains a cooling liquid space. The cooling liquid spaces of adjacent housing are connected with each other by a connecting nipple. The connecting nipple, axially displaceable in the recesses, permits an expansion compensation between adjacent housings.
    Type: Grant
    Filed: November 7, 1986
    Date of Patent: September 15, 1987
    Assignee: MTU-Motoren und Turbinen-Union Friedrichshafen GmbH
    Inventors: Dieter Wuensche, Norbert Eisenblaetter