Control of a vehicle automatic transmission

Details Control of a vehicle automatic transmission Control of a vehicle automatic transmission

1984-11-28

1987-06-02

Herrmann, Allan D.

Machine element or mechanism

Rotary member or shaft indexing, e.g., tool or work turret

Preselected indexed position

74752A, B60K 4118

Patent

active

046693351

ABSTRACT:
A vehicle automatic transmission including a hydraulic torque converter and a multiple stage transmission gear mechanism connected with the torque converter, and an electronic control unit for automatically shifting the gear stages of the gear mechanism in accordance with the vehicle operating condition. The electronic control unit has a plurality of gear shift patterns for a plurality of operating modes, such as a normal mode, a power mode and an economy mode. A manual switch is provided for selecting one of the operating modes. The control unit controls the gear mechanism so that different gear ratios are obtained between corresponding gear stages in different operating modes.

REFERENCES:
patent: 4208929 (1980-06-01), Heino et al.
patent: 4262335 (1981-04-01), Ahlen et al.
patent: 4361060 (1982-11-01), Smyth
patent: 4380080 (1983-04-01), Kishi et al.
patent: 4411174 (1983-10-01), Yokoi et al.
patent: 4425620 (1984-01-01), Batcheller
patent: 4463427 (1984-07-01), Bonnetain et al.
patent: 4523281 (1985-06-01), Noda et al.

Affiliated with

Also associated with

Rating

Control of a vehicle automatic transmission does not yet have a rating. At this time, there are no reviews or comments for this patent.

If you have personal experience with Control of a vehicle automatic transmission, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Control of a vehicle automatic transmission will most certainly appreciate the feedback.

Rate now

Comments { 0 }

Profile ID: LFUS-PAI-O-605491