Appleton's dictionary of machines, mechanics, engine-work, and engineering : illustrated with four thousand engravings on wood ; in two volumes (1873)
D. Appleton and Company · New York : D. Appleton and Co. · leaf 630
Fig. 1612 is a side view. Fig. 1613 an end view, looking into the outlet pipe. Fig. 1614 a section.It will be seen that the vanes of the fan are in the form of a trapezium, and that the air-chamber notonly extends all round the periphery of the fan, but also at the sides. This fan is in use at the…
Mechanical engineering · Mechanics · Engineering
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