A history of the growth of the steam-engine (1878)
Thurston, Robert Henry, 1839-1903 · New York, D. Appleton · leaf 147
hrough e and the pipe, g, intothe condenser. This kind of Talve-gear was subsequently greatly im-proved by Murdoch^ Watts ingenious and eificient fore-man, but it is now entirely superseded on engines of thisclass by the eccentric, and the Tarious forms of valve-geardriven by it. The trunk-engine… … Pig. 88.—Watts Half-Trunk Engine, ITM. piston, and O its rod, encased in the half-trunk, D. Theplug-rod, 6r, moves the single pair of valves by striking thecatches, £J and JF] as was usual with Watts earlier engines. JAMES WATT AND HIS INVENTIONS. 123 Watts steam-hammer was patented at the same…
Steam-engines
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