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 128
he small numbers refer to § 65.] STRENGTH OF MA TERIALS—TESTING-MACHINES. 99 the same part in each view, and also in Figs. 56 to 60, so thatany part can be easily identified ; 60, 59 is a counterbalancedlever used to prevent the wedges falling out when the strainis relieved; 63, 63, is a screw… … Fig. 43.—Draw-head to Olsens Testing-machine. this adjustment is of advantage in some instances in centringthe specimen. For use of the other parts shown in Fig. 43,see Art. 64. The clamps used by Riehle Brothers for holding flat speci-mens are shown in Fig. 44 and Fig. 46, as follows: LOFCX 100…
Building materials · Machinery
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