Electronic-controlled transmission

Details Electronic-controlled transmission Electronic-controlled transmission

1991-08-28

1992-08-18

Wright, Dirk

Machine element or mechanism

Rotary driven device adjustable during operation relative to...

Screw and nut adjusting means

74866, 74335, F16H 5960, F16H 5918

Patent

active

051389053

ABSTRACT:
An arrangement wherein a proportional electromagnetic type pressure control valve is connected between a fluid pressure source and a shift actuator for changing speed stages of a vehicle transmission. The energizing current to the electromagnetic control valve is controlled by an output of an electronic-control device to provide a different shifting force for each transmission shifting operation.

REFERENCES:
patent: 4766774 (1988-08-01), Tamai
patent: 4784007 (1988-11-01), Ishida et al.
patent: 4856360 (1989-08-01), Yoshimura et al.
patent: 4899607 (1990-02-01), Stainton
patent: 4938088 (1990-07-01), Langley et al.
patent: 5044216 (1991-09-01), Steeby et al.

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