mingled 5, is so constructed that an incoming charge of air is con- in the chamber. The with steam, adding to its expansive force, and so through ducted to the furnace and made the means of maintaining chamber, D, has air quite a variety of interesting instances. combustion under pressure. The… … Ostler’'s Anemometer. and pass fully saturated to the cylinder. The expansive pow- er of combined heated air and steam is, therefore, used to drive the piston. a is the outer shell of the boiler. 0} is a cylinder forming the fire box and ash pit, placed therein and entirely surrounded by water. The…
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