Patents Represented by Attorney Gifford, Krass, Groh, Sprinkle, Anderson & Citlkowski, P.C.

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  • Hydraulically actuated electronic fuel injection system
    Patent number: RE39373
    Abstract: A hydraulically actuated electronically controlled unit injection system comprises a pressure intensifier associated with a hydraulically controlled differential valve (HDV) having a poppet valve opening into a working chamber of the pressure intensifier wherein there is a throttling slot between the poppet valve chamber and the working chamber with either at least a bypass channel between the poppet valve chamber and the working chamber or a bore connecting the working chamber to a control chamber of the HDV.
    Type: Grant
    Filed: November 12, 1996
    Date of Patent: November 7, 2006
    Assignee: Enviro Diesel Systems Pty Limited
    Inventors: Sergi Yudanov, Cherriden Clair Mitchell, William Richard Mitchell