These types of gearboxes are Specifically helpful in automatic transmissions as they Permit the engine idle whilst the vehicle is stopped devoid of stalling the motor. In regular gearing, the axes of the varied gears are set, the movement from the gears becoming simply just rotations regarding their axes. https://gearbox43185.bloguetechno.com/the-smart-trick-of-gearbox-that-nobody-is-discussing-68915512