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 229
.^ Q:p = Pitch cone angleof pinion;^ a:^ = Pitch cone angleI f of gear; /-y iV2)= Number ofteeth inpinion,etc. … H— Use Rules and Formulas Nos. 31 and 32 as directed below. No. 31 32 33 To Find Pitch Cone Angle(or Edge Angle) ofPinion. Whether Gear is aRegular Bevel Gear,a Crown Gear, oran Internal BevelGear. Pitch Cone Angle(or Edge Angle) ofGear. Rule Divide the sine of 180degrees minus the centerangle by…
Gearing
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