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 562
Fig. 243.—The Brumbo Pulley. A form of the pendulum-motion, called the Brumbo pulley\is frequently used as shown in Fig. 243. The pendulum is some-times modified, so that its lower end is pivoted directly to a … Fig. 244 —The Pantograph. point in the cross-head, its upper half moving vertically in aswinging tube. The cord is attached to an arc on this tube asin Fig. 242. 532 EXPERIMENTAL ENGINEERING. L§ 391. The pantograph, or lazy-tongs, as shown in Fig. 244 withplan of method of attachment shown in Fig.…
Building materials · Machinery
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