Integrated vehicle engine/transmission control apparatus

Details Integrated vehicle engine/transmission control apparatus Integrated vehicle engine/transmission control apparatus

2005-02-15

2005-02-15

Lewis, Tisha (Department: 3681)

Interrelated power delivery controls, including engine control

Transmission control

Engine controlled by transmission

C477S062000, C477S181000, C701S054000, C701S067000

Reexamination Certificate

active

06855090

ABSTRACT:
An integrated vehicle engine/transmission control apparatus for an automotive vehicle having an engine capable of changing an operating speed thereof by itself, and an automatic transmission operatively connected to the engine and including a lock-up clutch, the apparatus including a lock-up clutch control device operable to control an engaging force of the lock-up clutch, during a shifting action of the transmission, for reducing a shifting shock of said automatic transmission, and a engine speed control device operable to control the engine so as to reduce its operating speed, during the shifting action of the transmission, such that reduction of the engine speed is initiated after a moment of initiation of reduction of the engaging force of the lock-up clutch by the lock-up clutch control means.

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