Engine brake controlling apparatus using a lock-up system

Details Engine brake controlling apparatus using a lock-up system Engine brake controlling apparatus using a lock-up system

1991-08-27

1992-02-18

Lorence, Richard

192 clutches and power-stop control

Vortex-flow drive and clutch

With brake

192 0094, 192 331, 74890, 3644241, B60K 4128, F16H 6114

Patent

active

050885820

ABSTRACT:
In a vehicle having a torque converter and a lock-up clutch for effecting engagement and disengagement between input and output shafts of the torque converter, an engine brake controlling apparatus provides engine brake control independently of vehicle speed and includes a device for detecting the number of revolutions of the input shaft of the torque converter; a device for detecting the number of revolutions of the output shaft of the torque converter; and a control device for allowing the lock-up clutch to be engaged when the number of revolutions of the output shaft has exceeded the number of revolutions of the input shaft and for releasing the lock-up clutch when brake operation is detected.

REFERENCES:
patent: 4478322 (1984-10-01), Carlson et al.
patent: 4760761 (1988-08-01), Nishikawa et al.
patent: 4768635 (1988-09-01), Sakurai et al.

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