Shift control apparatus for automatic transmission

An engine output controller includes a delay timer which measures the period of time elapsed from a timing of a target hydraulic pressure of a release side hydraulic pressure, and control starts a predetermined period of time after a predetermined amount of torque increase is achieved. The engine ou...

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Bibliographische Detailangaben
Hauptverfasser: Inagaki, Nobuaki, Ito, Eiji
Format: Patent
Sprache:eng
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Beschreibung
Zusammenfassung:An engine output controller includes a delay timer which measures the period of time elapsed from a timing of a target hydraulic pressure of a release side hydraulic pressure, and control starts a predetermined period of time after a predetermined amount of torque increase is achieved. The engine output control stores maps of the predetermined periods of time and the amounts of torque increase corresponding to normal shifts, such as 3rd to 2nd and 4th to 3rd, and skip-shifts, such as 4th to 2nd, and selects the map corresponding to the type of downshift.