Hydraulic control system of an automatic transmission used in a

Details Hydraulic control system of an automatic transmission used in a Hydraulic control system of an automatic transmission used in a

1995-11-09

1997-08-19

Marmor, Charles A.

Interrelated power delivery controls, including engine control

Transmission control

Transmission controlled by engine

477148, 477158, 477906, F16H 6126

Patent

active

056582200

ABSTRACT:
Disclosed is a hydraulic control system of an automatic transmission used in a vehicle, which includes an oil pump, a manual valve for selecting one of the parts of a hydraulic pressure line to deliver the hydraulic pressure produced by the oil pump according to the vehicle speed range, a first to a fourth pressure control valve with a first port to receive the pressure supplied by the manual valve in a forward drive range, a first to a fourth solenoid valve for respectively controlling the pressure control valves according to a vehicle speed, a rear clutch valve for receiving a hydraulic pressure from the pressure control valves, a low/reverse valve, a fail-safe valve, and a high-low pressure valve for receiving a hydraulic pressure from the fourth pressure control valve to vary the line pressure.

REFERENCES:
patent: 4519273 (1985-05-01), Shimizu et al.
patent: 4742732 (1988-05-01), Hiramatsu
patent: 4903551 (1990-02-01), Hiramatsu et al.
patent: 5111717 (1992-05-01), Takeuchi et al.
patent: 5191815 (1993-03-01), Kouta
patent: 5383825 (1995-01-01), El-Khoury et al.
patent: 5417627 (1995-05-01), Iizuka
patent: 5472389 (1995-12-01), Ando et al.
patent: 5521818 (1996-05-01), Palansky et al.
patent: 5540635 (1996-07-01), Jang
patent: 5542888 (1996-08-01), Takada et al.

Affiliated with

Also associated with

Rating

Hydraulic control system of an automatic transmission used in a does not yet have a rating. At this time, there are no reviews or comments for this patent.

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

Rate now

Comments { 0 }

Profile ID: LFUS-PAI-O-1100972