Start ratio selection control system and method

Richard Joseph Bates Ian (Inventor), Ernest Stainton John (Inventor), Stanley Wheeler Robert (Inventor)

    Research output: Patent

    4 Downloads (Pure)


    A control system and method for a semi-automatic mechanical transmission system (10) is provided for allowing operator request for a direct upshift and/or downshift into a preselected start ratio, under certain predefined conditions, by a single movement, or two movements, of the shift lever (1).
    Original languageEnglish
    Patent numberUS5415604A
    IPCF16H 61/00
    Priority date27/08/92
    Filing date11/08/93
    Publication statusPublished - 16 May 1995

    ASJC Scopus subject areas

    • Automotive Engineering


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