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The young mechanic; containing directions for the use of all kinds of tools, and for the construction of steam engines and mechanical models, including the art of turning in wood and metal (1902)

[Lukin, James] [from old catalog] · New York, London, G. P. Putnam's sons · leaf 171

An illustration from The young mechanic; containing directions for the use of all kinds of tools, and for the construction of steam engines and mechanical models, including the art of turning in wood and metal, 1902, leaf 171
a chiselis being held against it. The arrow shows the direction inwhich the wood is supposed to be revolving. Held thus,the chisel would scrape, and its edge would be carried offat once; it could not possibly cut. But, held as at B, itwould cut off a clean and continuous shaving as the woodrevolved… … POSITION OF TOOLS. 157 acts, ia fact, like a very thin, sharp wedge, whicli dividesthe material by pressure, which has to be great or slightaccording as the edge is sharp and thin or the contrary.Now, if you again look at A, you will see that this wedge-like action cannot take place, so that the…

Mechanical engineering · Industrial arts

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