Motor vehicle comprising a drive train having a multiple...

Details Motor vehicle comprising a drive train having a multiple... Motor vehicle comprising a drive train having a multiple...

2005-10-04

2005-10-04

Lewis, Tisha (Department: 3681)

Interrelated power delivery controls, including engine control

Transmission control

Control by sensed ambient condition, pattern indicia,...

C477S070000, C477S098000, C074S336001

Reexamination Certificate

active

06951526

ABSTRACT:
A power train for a motor vehicle includes a drive unit, a gearbox having first and second input shafts, and a clutch having first and second multi-disk clutch arrangements assigned to respective input shafts for transferring torque between the drive unit and the gearbox. An operating fluid, especially a cooling oil, is supplied to the clutch arrangements for operation under action of the fluid. An actuator arrangement is assigned to the gearbox for engaging and disengaging gears assigned to the first and second input shafts, and a control unit controls the actuator arrangement so that at least one gear is automatically engaged when the clutch is released.

REFERENCES:
patent: 5181431 (1993-01-01), Zaiser et al.
patent: 5407401 (1995-04-01), Bullmer et al.
patent: 6591705 (2003-07-01), Reik et al.
patent: 6631651 (2003-10-01), Petrzik
patent: 6656090 (2003-12-01), Matsumura et al.
patent: 2004/0025612 (2004-02-01), Ahnert et al.

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