Technical Development
Materials
Metals--Specialty Steel, Steel Sheet, Cast Iron and Cast Steel
1) Powertrain
Year
|
Technology developed and applied
|
Applicable Vehicle
|
Further details
|
---|---|---|---|
1980
|
Non-thermally refined crankshaft
|
1G series
|
|
1989
|
Heat-resistant, cast steel exhaust manifold
|
MR2
|
|
Stainless steel exhaust manifold
|
Lexus
|
|
|
1994
|
High-heat-resistant, austenitic cast steel turbine housing
|
Celica GT-FOUR
|
|
1995
|
High-strength, non-thermally refined steel conrod
|
Corolla
|
|
1997
|
Electromagnetic steel sheet for hybrid vehicles
|
Prius
|
|
2)Chassis
Year
|
Technology developed and applied
|
Applicable Vehicle
|
Further details
|
---|---|---|---|
1955
|
Induction-hardened knuckle arm
|
Buses
|
|
1982
|
Ductile cast iron steering knuckle
|
Camry
|
|
1997
|
1200 MPa-class high-strength coil spring for suspension
|
Prius
|
|
3) Body
Year
|
Technology developed and applied
|
Applicable Vehicle
|
Further details
|
---|---|---|---|
1955
|
Steel sheet for deep drawing
|
|
|
1961
|
Zinc-plated steel sheet
|
Corona
|
|
1993
|
Ultra-high-tensile steel sheet door impact beam
|
MarkⅡ
|
|
4) Drivetrain
Year
|
Technology developed and applied
|
Applicable Vehicle
|
Further details
|
---|---|---|---|
1994
|
High fatigue-strength spring for clutch
|
T-100
|
|
Metals--Light Alloys, MMC
1) Powertrain
Year
|
Technology developed and applied
|
Applicable Vehicle
|
Further details
|
---|---|---|---|
1983
|
Aluminum radiator
|
Crown
|
|
1991
|
Magnesium cylinder head cover
|
Soarer
|
|
1993
|
Top face metal matrix composite (MMC) piston
|
1HD-T
|
|
1997
|
Aluminum cylinder head with higher copper content
|
Avensis
|
|
1999
|
MMC cylinder block
|
Celica
|
- *
- MMC : Metal Matrix Composite
2) Chassis and Body
Year
|
Technology developed and applied
|
Applicable Vehicle
|
Further details
|
---|---|---|---|
1986
|
Forged aluminum upper arm
|
Soarer
|
|
1989
|
Magnesium steering wheel core
|
Lexus
|
|
1993
|
Aluminum engine hood and aero top
|
Supra
|
|
Metals--Sintered
1) Powertrain & Chassis
Year
|
Technology developed and applied
|
Applicable Vehicle
|
Further details
|
---|---|---|---|
1969
|
Sintered clutch hub
|
|
|
1981
|
Sintered and forged conrod
|
Vista
|
|
1998
|
Sintered titanium valve
|
Altezza
|
|