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Mechanical applicances, mechanical movements and novelties of construction; a complete work and a continuation, as a second volume, of the author's book entitled "Mechanical mvements, powers and devices"; (1917)

Hiscox, Gardner Dexter, 1822?-1908 · New York, The Norman W. Henley publishing company · leaf 70

An illustration from Mechanical applicances, mechanical movements and novelties of construction; a complete work and a continuation, as a second volume, of the author's book entitled "Mechanical mvements, powers and devices";, 1917, leaf 70
GENERATION OF POWER, STEAM. 65 … 118. CHIMNEY DRAUGHT IN-DICATOR. The inverted float in a cup ofwater is connected to the dial hand by a rackand pinion. The flue or chimney is connectedto the bottom of the central tube by pipe orhose. The draught of the chimney relieves thefloat of pressure equal to the static height of thewater…

Mechanical movements

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