1. A rotor or wheel with blades or vanes used in pumps to drive and circulate fluid. Also see volute .
2. The driving torus in the fluid coupling or torque converter of an automatic transmission .
1. A rotor or wheel with blades or vanes used in pumps to drive and circulate fluid. Also see volute .
2. The driving torus in the fluid coupling or torque converter of an automatic transmission .
English dictionary of automotive terms. Английский словарь автомобильных терминов. 2012