Patents Represented by Attorney Ronald Greigg

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  • High pressure fuel pump
    Patent number: 8202065
    Abstract: A high pressure fuel pump encompasses at least one delivery chamber and one high pressure outlet. in addition, a pressure limiting valve with a valve that is actuated by a pressure differential is provided that can open from the high pressure outlet to the delivery chamber. On a high pressure side of a valve seat of the pressure limiting valve, it is advantageous that a throttle device is provided, whose free cross section is at most approximately equal to a desired maximum opening cross section of the pressure limiting valve.
    Type: Grant
    Filed: April 16, 2007
    Date of Patent: June 19, 2012
    Assignee: Robert Bosch GmbH
    Inventors: Heinz Siegel, Volkmar Goldschmitt, Martin Laich, Peter Ropertz, Siamend Flo, Klaus Lang, Joachim Zumbraegel, Rainer Wilms, Berthold Pfuhl, Victorio Toscano, Hans-Werner Schlingensief