Ripper, William, 1853-1937 · London, New York [etc.] : Longmans, Green and co. · leaf 82
und the middle of the valve, and exhausted from the outer endsand through the interior of the valve. The latter arrangement isadopted in some cases with superheated steam. The Eccentric, Fig. 58, is a disc fixed on the crank-shaft in sucha way that the centre of the disc is eccentric, or out of… … Fig. 59. termed the sheave of the eccentric, and is made in halves, the halvesbeing secured by bolts and split cotters as shown. The band sur-rounding the sheave is called the strap. The sheave rotates inside thestrap in the same way as the crank-pin rotates in the connecting-rod head. The…
Steam-engines
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