The 1st automatic transmission to implement a torque converter (in lieu of a fluid coupling) was the Buick Dynaflow, which was launched for the 1948 design year. In typical driving, the Dynaflow used just the leading equipment, relying on the torque multiplication in the torque convertor at lessen speeds. The https://lanekppol.pointblog.net/the-smart-trick-of-gearbox-auto-that-nobody-is-discussing-78015133