. The driving shaft carriestwo eccentrics for operating the valve rods of both enginesthrough the medium of links. (The construction and ar-rangement of these parts are shown in Fig. 2.) By themovement of a lever the links are simultaneously shifted toreverse the engines. On the driving shaft is a… … VIEBNOWS HOISTING MACHINE. a brake strap operated by a lever. The drum is in twoparts, the larger portion fixed on the shaft and the smallerend portion fitted to slide on the shaft, the two parts beingconnected by pins in a middle liead. A nut holds the slid-ing part up to place, so that when it is…
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