The 1st automatic transmission to use a torque converter (as opposed to a fluid coupling) was the Buick Dynaflow, which was introduced for that 1948 product yr. In typical driving, the Dynaflow utilised only the best gear, relying on the torque multiplication of the torque convertor at lessen speeds. The https://gearbox-auto37813.blogripley.com/34470807/the-basic-principles-of-gearbox-auto