It had been initial launched in 1939 for automobiles. It contains the fluid coupling and a few planetary gears. They collectively make 3 ahead and a single reverse speed. There's no clutch for engagement and disengagement within the engine. Most transmissions in modern-day cars use synchromesh to synchronise the https://gearbox20741.theisblog.com/34010287/the-ultimate-guide-to-gearbox