Motor vehicle drive device

Details Motor vehicle drive device Motor vehicle drive device

Filed on

1995-12-27

Date issued

1997-11-18

Examiner

Ta, Khoi Q.

Patent Class

Interrelated power delivery controls, including engine control

SubClass

Transmission control

SubSubClass

Engine controlled by transmission

Other Related Categories

477107, 477124, 74336R, B60K 4104

Type

Patent

Status

active

Patent number

056882050

Description

ABSTRACT:
A drive device comprises a gearbox (1) of the motorcycle type in which a selector shaft (10), via its angular position, enables the gear ratio in which the gearbox will be engaged to be determined. The device is provided with an electronic control device (DCE) designed to automatically place the gearbox (1), or in other words the selector shaft (10), in the position corresponding to the gear selected by the driver or automatically determined as a function of the speed of the vehicle. The electronic control device (DCE) comprises, in particular, means for down-shifting gently despite the absence of a synchronizer in the gearbox.

REFERENCES:
patent: 4414863 (1983-11-01), Heino
patent: 4493228 (1985-01-01), Vukovich et al.
patent: 4627312 (1986-12-01), Fujieda et al.
patent: 4782714 (1988-11-01), Schletzbaum et al.
patent: 4817470 (1989-04-01), Muller et al.
patent: 4947681 (1990-08-01), Young
patent: 5048374 (1991-09-01), Miyake et al.
patent: 5085095 (1992-02-01), Lasoen
patent: 5133227 (1992-07-01), Iwatsuki
patent: 5239894 (1993-08-01), Oikawa et al.
patent: 5282399 (1994-02-01), Sano et al.
patent: 5301565 (1994-04-01), Weismann et al.
patent: 5366424 (1994-11-01), Wataya
patent: 5409433 (1995-04-01), Nishigaki et al.

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