Modern mechanism, exhibiting the latest progress in machines, motors, and the transmission of power, being a supplementary volume to Appletons' cyclopaedia of applied mechanics (1892)
Benjamin, Park, 1849-1922 · New York, D. Appleton · leaf 608
and thus lose the smooth surface which is necessaryfor good work. The mild steel has the objection of retaining these pieces of steel, thus chis-eling the face of the shell as if it were in a lathe. This disfigurement and damage is usu-ally averted by the use of magnets similar to those used in… … 582 ORE-CRUSHING MACHINES. tbrown aside when too badly worn. Dr. E. D. Peters states, however, in his 3IodernAmerican 3Iethods of Copper Smelihiq. that the hardest chilled iron may be turned with anordinary tool without difficulty if a sufficiently slow motion is used in the process. Steelshells,…
Mechanical engineering
Internet Archive · Boston Library Consortium · Public Domain Mark 1.0. Free to use for anything.
