What device did Watt invent to maintain a consistent engine speed regardless of the load?
Answer
The centrifugal governor (flyball governor)
Watt invented the centrifugal governor, also known as the flyball governor, which used rotating weights to adjust the steam intake valve and self-regulate the engine's pace.

Related Questions
In what year was James Watt born?What machine did Watt initially repair while working at the University of Glasgow?What was the primary application of the Newcomen engine that Watt encountered?What was the fundamental inefficiency Watt identified in the Newcomen engine design?What ingenious device did Watt propose in 1765 to solve the excessive heat loss?By what approximate percentage did Watt's efficient engine reduce coal consumption compared to the Newcomen model?In what year did Watt form his essential commercial partnership with Matthew Boulton?Which mechanism did Watt adopt to convert the engine's vertical action into continuous rotary motion, while avoiding existing patents?What key feature defined the double-acting engine refinement?What device did Watt invent to maintain a consistent engine speed regardless of the load?