Control system for both engine and automatic transmission

Details Control system for both engine and automatic transmission Control system for both engine and automatic transmission

1992-12-10

1994-05-10

Wright, Dirk

Machine element or mechanism

Rotary member or shaft indexing, e.g., tool or work turret

Preselected indexed position

F16H 5900

Patent

active

053097912

ABSTRACT:
A control system for controlling both an engine capable of selecting a plurality of output characteristics having different output torques for a throttle opening and dropping a selected output torque temporarily, and an automatic transmission connected to the engine. The control system comprises: a first decider for deciding it on the basis of data inputted that the output characteristics of the engine should be changed; a second decider for deciding it on the basis of input data including a vehicle speed and a throttle opening that a gear change should be performed; and a third decider for deciding, when the second decider decides the performance, the torque-down to be temporarily effected, to a value according to the output characteristics of the engine.

REFERENCES:
patent: 3789702 (1974-02-01), Price
patent: 4403527 (1983-09-01), Mohl et al.
patent: 5036728 (1991-08-01), Kawasoe et al.
patent: 5072630 (1991-12-01), Kikuchi et al.
patent: 5129286 (1992-07-01), Nitz et al.
patent: 5178041 (1993-01-01), Takada
patent: 5188005 (1993-02-01), Sankpal et al.
patent: 5201250 (1993-04-01), Kato et al.
Patent Abstracts of Japan, vol. 015, No. 164 (M-1106), Apr. 24, 1991, JP-A-3031558, Feb. 12, 1991.

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