hoisting-engine

(hois’ting-en’jin), n. A spe- cial type of steam-engine, usually double, and either directly connected with a hoisting-drum around which a hoisting-rope is wound, or provided with a frictional clutch to control the hoisting-drum or let itrun free at will. such engines for light work are usually portable, with an upright boiler, and one or two cylinders placed horizontally at the base of the boiler.