The principle employed in using a screw propeller is used in sculling. Screw propeller design stabilized in the 1880s. The ship was powered by a diesel engine driving a single screw propeller. This problem was solved by the adoption of the screw propeller in the 1840s. The ship was powered by a single horizontal compound engine which drove one screw propeller. Propulsion was provided by a hand-cranked screw propeller. The batteries directly power the electric motor that drives the single screw propeller. However, by 1849 there were multiple competing versions of the screw propeller. He was successful in using his bronze screw propeller on an adapted steamboat (1829). The starter spring has been removed, allowing the use of a left hand screw propeller. Her propulsion system consisted of one single-expansion steam engine that drove a single screw propeller. Sir Francis Pettit Smith of Kent invented the screw propeller. The engine drove a single screw propeller, it could propel the ship at . Each turbine drove a 3-bladed screw propeller that was in diameter. Each shaft drove a 3-bladed screw propeller that was in diameter.