Patents by Inventor Ferdinand Herms

Ferdinand Herms 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).

  • Liquid-cooled internal combustion engine
    Patent number: 6457442
    Abstract: The coolant circuit downstream of the coolant pump 1 of an internal combustion engine is divided into a) an engine cooling loop (I) through the internal combustion engine (2) with a crankcase and a cylinder head, b) an exhaust loop (II) with an exhaust manifold (3) and a turbocharger (4) and c) a heat exchanger loop (III) with a charge heat exchanger (9) and a raw water heat exchanger (8) in a parallel configuration. These loops are recombined upstream of the coolant pump (1).
    Type: Grant
    Filed: November 17, 2000
    Date of Patent: October 1, 2002
    Assignee: Deutz Akiengesellschaft
    Inventors: Heinz Wolfgang Fuchs, Boris Besler, Ferdinand Herms