It had been initially released in 1939 for automobiles. It is made of the fluid coupling and a few planetary gears. They collectively make three forward and a person reverse pace. There isn't a clutch for engagement and disengagement through the motor. Considering that equally pinion and synchromesh units https://gearbox70233.full-design.com/the-smart-trick-of-gearbox-that-no-one-is-discussing-76202353