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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 (1914)

Hiscox, Gardner Dexter, 1822?-1908 · New York, N. W. Henley Publishing · leaf 39

An illustration from 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, 1914, leaf 39
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 o.i mile, imile, 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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