Control means for vehicle automatic transmissions

Patent · Tue May 05 00:00:00 EDT 1987

OSTI ID:6513224

Sotoyama, K; Nobumoto, K

A vehicle automatic transmission is described including a hydraulic torque converter having an input member connected with an engine output shaft and an output member connected with a multiple stage transmission gear mechanism which has gear stage, gear stage selecting means. It also includes a hydraulic actuator means for selecting a desired one of the gear stages, a hydraulic circuit including solenoid valve means for controlling a supply of hydraulic pressure to the actuator means, and speed detecting means for detecting a rotating speed of the output member of the torque converter.

• Assignee: Mazda Motor Corp., Hiroshima
• Patent Number(s): US 4662247
• OSTI ID: 6513224
• Country of Publication: United States
• Language: English

Related Subjects

33 ADVANCED PROPULSION SYSTEMS
330602* -- Vehicle Design Factors-- Engine-Transmission Matching
ACTUATORS
COMPUTERIZED CONTROL SYSTEMS
CONTROL EQUIPMENT
CONTROL SYSTEMS
ELECTRIC COILS
ELECTRICAL EQUIPMENT
ENGINES
EQUIPMENT
GEARS
HYDRAULIC CONTROL DEVICES
MACHINE PARTS
MECHANICAL TRANSMISSIONS
MOTION
ROTATION
SHAFTS
SIGNALS
SOLENOIDS
SPEED REGULATORS
TORQUE
VEHICLES
VELOCITY