Handbook for machine designers, shop men and draftsmen (1916)
Halsey, Frederick A. (Frederick Arthur), 1856-1935 · New York, McGraw-Hill book company, inc.; [etc., etc.] · leaf 135
er of teeth,follow the instructions for Mr. Bruces chart for the strength of spur-gear teeth. Fig. 7 of the section on Spur Gears. If desired, the Lewis factor y may be found by tracing downwardto the second curve of Fig. 7 of this section and thence horizontallyto the value of the factor at the… … G (Pitch Dla.)H (OatsideDla.1 A = Cutting angle =B—D B = Center angle C = Face angle =B+E D = Angle decrement E = Angle increment F = Diameter increment G = Pitch diameter H = Outside diameter =G-\-F J = Diametral pitch K = Number of teeth in large wheel L =From pitch line to outside angle =§…
Machine design
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