Mechanical appliances, mechanical movements and novelties of construction; a complete work and a continuation, as a second volume, of the author's book entitled "Mechanical movements, powers and devices" ... including an explanatory chapter on the leading conceptions of perpetual motion existing during the past three centuries (1910)
Hiscox, Gardner Dexter, 1822?-1908 · New York, The N. W. Henley publishing company · leaf 153
372. AIR-OPER-ATED HYDRAU-LIC CRANE. Com-pressed air pressure ina supplementary cyl-inder forces the waterinto the lifting cylin-der. A water valvegoverns the flow ofwater and holds theweight steady orlocked by closing thevalve. 152 AIR-POWER MOTORS AND APPLIANCES. … 373. VALVE-LIGHT VENTI-LATOR. The valves are of glass set inframes and hung to swing, controlled byconnecting rods to a vertical pole extend-ing down within reach of the hand. 374. FRUIT-DRYING APPARATUS. A box, a, arranged for receiving perforatedshelves or netting on frames. A fresh-airinlet, g,…
Mechanical movements
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