A history of the growth of the steam-engine (1878)
Thurston, Robert Henry, 1839-1903 · New York, D. Appleton · leaf 88
ntedengineer erected at Newcastle-upon-Tyne in 1718, and inwhich he substituted substantial materials for the cords, asin Fig. 20. In this sketch, >• is a plug-tree, plug-rod, or plug-frame^ THE MODERN TYPE. 63 as it is variously called, suspended from the great beam,with which it rises and… … FiQ. 20.—Beightons Valve-Gear, a. d. 1718. the suggestion, it is said, of Desaguliers. The piston waspacked with leather or with rope, and lubricated with tal-low. • After the death of Beighton, the atmospheric engine ofNewcomen retained its then standard form for many years,and came into extensive…
Steam-engines
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