Shop practice for home mechanics, use of tools, shop processes, construction of small machines. Contains a chapter also on theoretical mechanics and on miscellaneous information relative to shop work (1920)
Yates, Raymond F. (Raymond Francis), 1895- · New York, N. W. Henley Pub. Co. · leaf 255
nch thick. This very thin case, how-ever, will resist a tremendous amount of wear. Owing to the difficulty of obtaining carbonaceous ma-terials referred to in previous portions of this treatment,the home mechanic will find a good substitute by mixing9 parts of wood charcoal with one jiart of salt.… … °lV—Rivets Fig. 277—A small gear in place for case hardening ceous material as shown, and the flame of the torch al-lowed to impinge upon its surface. After about twentyminutes, the article is turned over so that the oppositeside will come in contact with the carbonaceous ma-terial. CHAPTER XI…
Machine-shop practice · Handicraft
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