A handbook on the teeth of gears, their curves, properties, and practical construction (1887)
Grant, George B. (George Barnard), 1849-1917 · [Boston] · leaf 18
2.15. Kound the flanks into the root line, and allow backlash by thinning theteeth according to judgement. The dotted faces of the 12 tooth gear show them as they would be laidout by the Willis odontograph, and the figure also shows the two centers 14 RADIAL FLANK SYSTEM. TEETH NOT INTERCHANGEABLE.… … RADIAL FLANK SYSTEM. Explanation of the Table,—The upper number in each square is theface radius, the lower is the center distance. The centers are mostly insid the pitch line, but some are on^the line, andthose having the negative sign are outside of it. The tabular numbers are for one inch…
Gearing
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