Woodwork for secondary schools; a text-book for high schools and colleges, prevocational and elementary industrial schools (1916)
Griffith, Ira Samuel, 1874-1924 · Peoria, Ill., Manual Arts Press · leaf 353
opening and formed by means of the edged tools tocorrespond to the outline of the jig, as respects theshaping of the tooth. The sandpaper cylinder of thelathe, Fig. 561, may be used to finish the tooth. 290. Bevel Gears.—Since all lines of bevel gears areelements of cones, the teeth are more… … Fig. 560. Jig for Shaping SpurGear Teeth. PATTERN MAKING. 349 teeth. Small gears are cast in blanks, Fig. 562, and theteeth machined.
Woodwork (Manual training)
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