Automatic transmission control system

Details Automatic transmission control system Automatic transmission control system

1996-03-26

1998-12-01

Wright, Dirk

Interrelated power delivery controls, including engine control

Transmission control

Including fluid drive

477 65, 477132, 477169, F16H 6114

Patent

active

058429492

ABSTRACT:
A control system for controlling an automatic transmission equipped with a torque converter which is locked and unlocked through a lockup clutch has a lockup release control device which releases locking of the torque converter at different release rates between a downshift resulting from an increase in engine load and a downshift resulting not from an increase in engine load.

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patent: 5522778 (1996-06-01), Iwase et al.
patent: 5547438 (1996-08-01), Nozaki et al.

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