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 139
speeds, which are regulated by two levers convenient to theoperator standing near the scale-beam. The poise can be moved backward or forward on the scale* I IO EXPERIMENTAL ENGINEERING. [§70- beam, without disturbing the balance, by means of a hand-wheel, opposite the fulcrum on which the… … Fig. 56.—The Olsen Testing Machine. Front View. chines of Tinius Olsen & Co. of Philadelphia are all operatedtoygearing, driven by hand in the machines of small capacity,aiid by power in those of larger capacity. The general form of the machine is shown in Figs. 56 and57, :rom which it is seen…
Building materials · Machinery
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