What device did Watt introduce to automatically maintain a steady engine speed regardless of load changes?

Answer

The centrifugal governor.

The centrifugal governor used spinning weights that adjusted the steam valve automatically as the engine sped up or slowed down, providing essential self-regulation for consistent industrial applications like textile manufacturing.

What device did Watt introduce to automatically maintain a steady engine speed regardless of load changes?
HistoryinventorengineeringMechanicsteam engine