Once the tension drops, springs lead to the clutch to release. Evenly spaced ridges, termed splines, line the inside and outside with the clutch to lock in to the gears plus the clutch housing. It is possible to study more details on these clutches in How Automatic Transmissions Do the https://clutch-plate76319.tusblogos.com/33227091/getting-my-clutch-plate-to-work