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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 41

An illustration from 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, leaf 41
39. ANEMOMETER. Robinsontype. For measuring the velocity ofthe wind. The worm screw runs inone of a train of geared index wheelscarrying pointers. The dials are markedfor direct reading of from 0.1 mile, 1mile, 10 miles, 100 miles, 1,000 miles;so that the difference of two readingsand the time… … 40. ELECTRIC SIGNAL ANEMOMETER. Consists of fourhollow hemispheres or cups fixed to the ends of two horizontal rods Acrossing each other at right angles and supported on a vertical shaft D whose worm thread is geared into thewheel H. On the face of wheel H arebeveled projecting pins E which…

Mechanical movements

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