Control system for a continuously variable transmission

Details Control system for a continuously variable transmission Control system for a continuously variable transmission

1998-08-25

2000-05-16

Wright, Dirk

Interrelated power delivery controls, including engine control

Transmission control

Continuously variable friction transmission

F16H 6138

Patent

active

060630027

ABSTRACT:
A control system for a continuously variable transmission continuously varies a gear ratio according to predetermined control patterns specified according to engine speeds and loadings, each predetermined control pattern including two separate sections, one of which is used only during acceleration of the vehicle and another of which is used only during deceleration of the vehicle, for a specified band of vehicle speeds within which a specific vehicle speed at which power transmission paths are switched over from one to another.

REFERENCES:
patent: 4464952 (1984-08-01), Stubbs
patent: 5103693 (1992-04-01), Hibi
patent: 5157993 (1992-10-01), Abo
patent: 5213011 (1993-05-01), Nobumoto et al.
patent: 5319999 (1994-06-01), Morishige et al.

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