The impeller is linked to the housing along with the housing linked to the motor shaft. It's got curved and angled vanes. It rotates with the motor velocity and is made up of computerized transmission fluid. When it rotates with the motor, the centrifugal power makes the fluid move outward. https://torqueconverterclutch96273.aboutyoublog.com/38262606/detailed-notes-on-torque-converter-clutch