In this sort of gearbox, all of the gears of the leading shaft are in constant mesh With all the corresponding gears with the countershaft (layshaft). As the determine shows, two sliding Puppy clutches are presented on the key shaft. In guide transmission, the driving force needs to shift the gears https://automobile-gearbox96173.blogdal.com/34600819/the-best-side-of-automobile-gearbox