| 摘要 |
A method and a device for automatic control of a transmission, in a vehicle in which a power from an internal combustion engine is transmitted through a clutch and a staged geared-transmission to driven wheels, an idea speed ratio delivered from a speed ratio calculating circuit being converted into a stepped actual speed ratio by means of a comparator circuit common to both forward and backward movements, and an actual speed ratio appropriate for the forward movement being given in advancing the vehicle or that appropriate for the backward movement being given in retracting it by utilizing an advancing/reversing signal judging whether the vehicle is being advanced or retracted on that occasion. |
