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 157
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 by-connecting 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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