The classic torque converter design dictates that the stator be prevented from rotating underneath any affliction, for this reason the term stator. In practice, even so, the stator is mounted on an overrunning clutch, which stops the stator from counter-rotating with respect to your prime mover but lets forward rotation. https://torque-converter-clutch07395.weblogco.com/33854141/rumored-buzz-on-torque-converter-clutch