In connection with the average current taken by a -number of cranes, the diagram , Fig. ... aquot;r, the respective motions are stated below. pe | Drive: Belt; s of saw, 750 r.p.m. Sawing 93-in. ... on the trolley and along to the end of the crane girder, where it passes several times over sheaves attached to an hydraulic a#39;a#39; and ram.
|Title||:||Engineering; an Illustrated Weekly Journal|