James Watt, Glasgow, for condensing in a separate vessel - using oil, fat, etc. instead of water — casing the cylinder — working engines by the pressure of steam without a vacuum — steam wheel — working engines by the alternate expansion and contraction of the steam.
Dugald Clarke, for obtaining a continuous from a reciprocating motion.
Sources of Information
- History and Progress of the Steam Engine by Elijah Galloway and Luke Herbert Published 1832.