The 1st automatic transmission to implement a torque converter (in lieu of a fluid coupling) was the Buick Dynaflow, which was introduced for that 1948 product calendar year. In typical driving, the Dynaflow utilised only the leading equipment, counting on the torque multiplication with the torque convertor at lower speeds. https://codyzilkj.actoblog.com/34833583/examine-this-report-on-gearbox-auto