Ripper, William, 1853-1937 · London, New York [etc.] : Longmans, Green and co. · leaf 308
his difference between the maximum upwaid and downwardvertical sti-esses on the foundation due to inertia of the moving partsis sufficient in itself to cause appreciable and even considerablevibration, and accounts for many of the troubles in engines whichwere otherwise supposed to be well… … 180 Fir,. 34G. parts of equal weight and with cranks opposite. Curve B is, of course,merely a repetition of curve A, and set 180° ahead of A, but thevertical dimensions are the same for both curves. So far as vertical forces due to inertia are concerned, the directionof the cranks being always…
Steam-engines
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