Illustrated catalogue and general description of improved machine tools for working metal (1899)
Sellers, William, & co. [from old catalog] · Philadephia, Levytype company · leaf 341
End View of the I,ine Shaft shown in Plate No. 265. Illustrating distinctly the clutches and shifting devices by means of whichthe operator on the second floor is enabled to control the action of the clutches onthe floor below. 336 Wm. Sellers & Co., Incorporated, Philadelphia, Pa. Plate No.… … Line Shaft in the Station of the West-End Electric Co. ofPhiladelphia. This is, in fact, three separate lines, each having an independent engine,but all so arranged that by means of friction cut-ofF couplings the three lines canbe connected into one, and driven by either of the engines. It will be…
Machine-tools · Machinery
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