American machinists' handbook and dictionary of shop terms : a reference book of machine shop and drawing room data, methods and definitions (1914)
Colvin, Fred H. (Fred Herbert), 1867-1965, Stanley, Frank A. (Frank Arthur), b. 1874 · New York : McGraw-Hill book company ; London : Hill · leaf 137
the pitch is 4 it has the depth of a 5-pitch standard toothdivided as shown. The clearance is one-quarter the addendum ordedendum. io8 GEARING Table of Tooth Dimensions of the Fellows Stub-Tooth Gear fl StubTooth Has Depthof Standard Thicknesson Addendum Dedendum andClearance dt Pitch Tooth Pitch… … Fig. 7, — Stubbed Tooth The Nuttall Company also use a 20-degree stub tooth, but have aifixed length or depth in the following proportions. Addendum = .25 X circular pitch instead of .3683. Dedendum = .30 X circular pitch instead of .3683. Working depth = .50 X circular pitch instead of…
Machine-shop practice
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