A manual of the mechanics of engineering and of the construction of machines. Designed as a text-book for technical schools and colleges, and for the use of engineers, architects, etc. (1878)
Weisbach, Julius Ludwig, 1806-1871, Du Bois, A. Jay (Augustus Jay), 1849-1915, Buel, Richard H. (Richard Hooker), b. 1842 · New York. J. Wiley & Sons, 1878- · leaf 530
3L … »i^l ing piston, is in communication with the outer air. Thepressure upon both sides of both pistons is nearly thesame, and the mechanical effect is zero. During the forward motion of both pistons (opposite tothe arrow), the valves V V and L are closed, and the ringvalve W W is opened, and in both…
Mechanics, Applied · Mechanical engineering
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