Torque converter can take benefit of the centrifugal pressure and throws the oil away from it. It works like an oil pump. Fluid from inside of the converter casing spreads all over the turbine. The turbine absorbs this fluid and begins rotation. It's right connected towards the output shaft. https://gearbox20741.pointblog.net/the-smart-trick-of-gearbox-that-no-one-is-discussing-77385641