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 134
305. DOUBLE-PORTED NOZZLE andvalve for impact water wheels. In graduating theflow of water by closing one nozzle the full velocityof the water jet may be retained and the wheeloperated at full speed with half the power. The normal speed of wheels of the impact classis at one-half the velocity of… … 306. FLEXIBLE BALL JOINT, which canbe packed with any kind of packing held in placeby rings and springs. This design prevents sand or grit getting intothe joint bearings and causing leaks. Tubbs patent. 130 HYDRAULIC POWER AND APPLIANCES.
Mechanical movements
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