Appletons' cyclopaedia of applied mechanics: a dictionary of mechanical engineering and the mechanical arts (1880)
D. Appleton and Company, Benjamin, Park, 1849-1922 · New York, D. Appleton · leaf 682
652 RAILROAD CARS. sustains the load. In Fig. 3619 the same principle is carried out by the use of two coiled springs inplace of the rubber. The disposition of these is shown in the section. In Fig. 3620 both of the abovesystems are combined, the rubber cylinder being solid. Forms of elliptic…
Mechanical engineering -- Dictionaries
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