Patents by Inventor Peter Stücke

Peter Stücke 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: 6314922
    Abstract: A hand-held working tool has a housing and an internal combustion engine arranged in the housing and comprising a crankshaft and an air filter. A tool is driven by the crankshaft of the internal combustion engine. A fan housing is attached to the engine housing and has an air inlet. A fan wheel is arranged in the fan housing and is driven by the crankshaft of the internal combustion engine to supply cooling air, sucked in through the air inlet, to the internal combustion engine. The fan housing has a bottom extending radially to the crankshaft. The bottom and a side of the fan wheel facing the bottom define a chamber in the fan housing. The bottom has a combustion air outlet. A combustion air channel is connected to the combustion air outlet and to the air filter. The combustion air outlet is axially supplying combustion air from the chamber through the combustion air channel into the air filter of internal combustion engine.
    Type: Grant
    Filed: July 23, 1999
    Date of Patent: November 13, 2001
    Assignee: Andreas Stihl AG & Co.
    Inventors: Helmut Zimmermann, Werner Geyer, Jörg Schlossarczyk, Hans Nickel, Harald Schliemann, Gunter Stein, Peter Stücke, Bernhard Dürr, Axel Klimmek