A catechism of the steam engine and its various applications to mines, mills, steam navigation, railways, and agriculture (1876)
Bourne, John, civil engineer. [from old catalog] · New York, D. Appleton and company · leaf 62
on a spindle passingthrough its edge from side to side, and by turning which moreor less the opening through the pipe will be more or less closed.The extent to which this valve is opened or closed is deter- DESCRIPTION OF THE AVORKING TARTS. 47 mined by the governor, d, the balls of which, as they… … substantially of two heavy balls attaclied to arms fixed upon anupright shaft, which is kept in revolution by means of a corddriven by a pulley on the fly wheel shaft. The velocity with 48 DESCRIPTION OJg THE CYLIJSTDER VALVES. wliich the balls of the governor revolve being proportional tothat of…
Steam engineering · Steam-engines
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