Spur and bevel gearing; a treatise on the principles, dimensions, calculation, design and strength of spur and bevel gearing, together with chapters on special tooth forms and methods of cutting gear teeth (1914)
New York, The Industrial press; [etc., etc.] · leaf 278
which the sides of the tooth at thepitch Hne converge properly toward the vertex of the pitch cone.Gears cut by this process wdll show, of course, the proper thick-ness at the pitch hne when measured by the gear tooth caliper at CUTTING THE TEETH 263 either the large or the small ends. This method… … *+A^S(^)H:A Machinery Fig. I. Relative Positions of the Formed Cutter to the Blank whentaking a Central Cut the bottom and too wide at the top. To make good runninggears they must be filed afterward by hand, as described later.When so filed they are better than milled gears cut by othermethods of…
Gearing
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