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 52
eans of a chain with the dam-per. If the pressure of the steam rises,the float will be raised and the damperclosed, whereas, if the pressure in theboiler falls, the reverse of this action willtake place. 90. Q,—Are all land boilers of thesame construction as that which you havejust described ?… … 38 COKNISH BOILERS. species of boiler principally used in Cornwall. In this boilera large internal cylinder or fine runs from end to end. In thefore part of this cylinder the furnace is placed, and behind thefurnace a large tube filled with water extends to the end of theboiler. This internal tube…
Steam engineering · Steam-engines
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