A catechism of the steam engine in its various applications to mines, mills, steam navigation, railways, and agriculture. With practical instructions for the manufacture and management of engines of every class (1864)
Bourne, John · New York, D. Appleton & co. · leaf 372
t affected by the packing of thevalve stem, but always rest upon the face of the ports. In thefigure the piston is just about to commence its outstroke, themovement of the steam is supposed to be represented by thearrows; the inner steam valve s, and the outer exhaust e\ arejust beginning to open.… … 306 COELISS S STEAM ENGINE. valve, but no lead to the exhaust, that it was left fully open tillthe completion of the stroke. Fig. 71 is a side elevation of the cylinder, with the valveconnections with the governor. S is the steam pipe ; s, s han-dles to the steam valves, and e e to the exhaust…
Steam engineering · Steam-engines
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