A ring and pinion setup widely used in automobile differentials . The teeth of both the ring and the pinion are tapered and are cut on a spiral so that they are at an angle to the center line of the pinion shaft. See bevel gear .
SPIRAL BEVEL GEAR
Meaning of SPIRAL BEVEL GEAR in English
English dictionary of automotive terms. Английский словарь автомобильных терминов. 2012