雷克萨斯gx470自动变速器a750英文培训课件.ppt

1、Chassis,A750E/F Automatic Transmission Feature 5-speed automatic transmission (Super ECT ),Chassis,A750E/F Automatic Transmission Gear Ratio Fuel economy and dynamic performance have been improved,: 2.804,Wide Gear Ratio,A340F,A750E/F,Total Gear Ratio(Differential Included),Acceleration Performance,

2、Fuel Economy,: 3.520,: 0.716,: 0.705,14,3,Chassis,A750E/F Automatic Transmission Specification,Chassis,A750E/F Automatic Transmission Shift Pattern Gate type shift lever is newly used,Shift Indicator Light,Chassis,A750E/F Automatic Transmission Torque Converter Compact, lightweight and high-capacity

3、 torque converter has been used newly,A750E/F,A343F,Optimizing the fluidpassages and theimpeller configuration,Chassis,A750E/F Automatic Transmission Oil Pump (Trochoid Type) The crescent has been discontinued. As a result oil pump has made more compact and the driving torque has been reduced,Drive

4、Gear,Driven Gear,Pump Body:Made of aluminum to reduce the weight,Stator ShaftAssembly,Crescentdiscontinued,Chassis,A750E/F Automatic Transmission Planetary Gear Unit The 5-speed configuration has been achieved without increasing the number of planetary gear,: Brake,: Clutch,: One-way Clutch,A750,A65

5、0,Input,Input,Output,Output,3 PlanetaryGears,Chassis,A750E/F Automatic Transmission Planetary Gear Unit The 5-speed configuration has been achieved without increasing the number of planetary gear,: Brake,: Clutch,: One-way Clutch,A750,A340,Input,Input,Output,Output,3 PlanetaryGears,Chassis,A750E/F A

6、utomatic Transmission Planetary Gear Unit The 5-speed configuration has been achieved without increasing the number of planetary gear(Practically the same as the previous models),Input,Output,3 Planetary Gears,: Brake,: Clutch,Chassis,A750E/F Automatic Transmission Planetary Carrier The Front planetary carrier has been made or aluminum alloy to reduce the weight,Aluminum Alloy,Two Pinions,Chassis,A750E/F Automatic Transmission Various Control A750E/F are performing the following controls,Centrifugal Fluid Pressure canceling,Line PressureOpti