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 679
the coupling of the rear end of the car, tend to change the position of the car-body—the tendencybeing to change the curved line of the whole train into a straight line; this gives lateral forces which … are imparted to the trucks through their centres, and which on that account do not define what posi-tion the truck under their influence may take. Practice having shown that it is advantageous to RAILROAD CARS. 649 neutralize these lateral forces, the swinging arrangement, as described, has been…
Mechanical engineering -- Dictionaries
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