Mechanical movements, powers, devices and appliances (1901)
Hiscox, Gardner Dexter, 1822?-1908 · New York, N. W. Henley & company · leaf 178
630. ROOT ROTARY BLOWER.An early form. Has been also usedas a pump. … 63r. ROOT ROTARY BLOWER. —Present design. The extended sur-face of the periphery of the wheels al-— lows them to run loosely in the shellwithout friction, and with very smallloss by air leakage. 170 AIR POWER APPLIANCES. 632. HYDRAULIC AIR COM-PRESSOR.—A reciprocating piston inthe water cylinder,…
Mechanical movements
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