Ripper, William, 1853-1937 · London, New York [etc.] : Longmans, Green and co. · leaf 277
take place before half-stroke, and is reduced tonothing at each end of the stroke ; hence the guide-bars wear hollowin the middle, and arrangements should be made for removing theguides and trueing them up. It is usually important, in horizontal engines, that the engine shouldrotate in the… … ENGINE DETAILS. 261 the surfaces in contact between the block and the guide are madeequally large; but when the engine is intended to rotate always inone direction, or nearly so, as in the marine engine, electric light
Steam-engines
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