Experimental engineering and manual for testing. For engineers and for students in engineering laboratories (1906)
Carpenter, Rolla C. (Rolla Clinton), 1852-1919 · New York, J. Wiley & Sons; [etc., etc.] · leaf 279
s stationary with reference to theframe carrying the paper. The paper is made to pass underthe pencil by means of clock-work driven by the shafting,which can be engaged or disengaged at any instant by operatingthe lever R. The springs are fastened at one end rigidly tothe main axle, which is in… … Fig. 129.—Morin Rotation-dynamometers. springs as already described. In the figure A is a loose pulleyB is fixed to the shaft The autographic recording apparatus of the Morin dyna-mometer consists essentially of a drum, which is rotated bymeans of a worm-gear, UK> cut on a sleeve, which is…
Building materials · Machinery
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