Illustrated catalogue and general description of improved machine tools for working metal (1899)
Sellers, William, & co. [from old catalog] · Philadephia, Levytype company · leaf 228
rk. All of our portable riveters operate by pressure only, not by percussion,and form the rivet head in one movement. We also make portable riveters tooperate by compressed air for use where there is no hydraulic supply. Thesemachines, while somewhat more cumbersome than those operated by high… … PORTABLE PNEUMATIC RIVETER. The pressure in the cjdinder is multiplied bj^ steel lever in one leg. Over-reach, 31. Total pressure on dies with 80 pounds air, 40 tons. Especiallj^adapted for locomotive domes. Made also of diffcrott sizes andprcssKvcs. Wm. Sellers & Co., I^xoRPORATED,…
Machine-tools · Machinery
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