Ripper, William, 1853-1937 · London, New York [etc.] : Longmans, Green and co. · leaf 311
me single rigid bed-plate, and aiTange the cranks —I I I—■ —j I p so that each of the two sets of engines tended to set \\\ 1_|J up opposite couples to its neighbour. Thus, if the „(..-, cranks are numbered 1, 2, 3, 4, 5, 6, then if 3 and 4 are vertical, 2 and 5 will point to the right and be 30°… … BALANCWG THE ENGINE. 295
Steam-engines
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