Appleton's dictionary of machines, mechanics, engine-work, and engineering : illustrated with four thousand engravings on wood ; in two volumes (1873)
D. Appleton and Company · New York : D. Appleton and Co. · leaf 143
0 0 guide-plateg for the punch-rams P P. Q the cam-shaft R a spur-wheel, loose on the cam-snailand havmg on one side two projections, between which there is an opening. R* a locking-disk or plate 138 JACQUARD PERFORATING MACHINE. … JACQUARD PERFORATING MACHINE. 139 keyed ou the shaft Q, having upon it a spring-catch 38, wliich takes into the opening between the projections on tlie wheel R. K and R* are seen detached in Fig. 2425,2426-: the dotted lines on R* reprosent a weight to counterbalance the levers k. S a…
Mechanical engineering · Mechanics · Engineering
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