ion is to provide mechanical movementswhich, in their operation, shall exert great force of com-pression in the performance of any kind of work. Theinvention, which has its principal application to punchingand shearing machinery, consists in supporting a roller pro-vided with a pin or axle on. one… … INDICATOR CARD TAKEIT FROM A 16x36 ENGINE. lever, and the point of contact of the roller with the recip-rocating head or tool holder, to increase the compression asthe operating tools are doing their work, and in so combiu:ing the frame of a machine which supports its opeialiveparts with an upright…
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