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 250
ycalculation from the given rules and formulas, as follows. STRENGTH AND DESIGN 235 Graphical calculations giving the same results by the parallelo-gram of forces are indicated in Figs. 4 and 5. Dm = 6 -IX 0.894 = 5.330 inches (i) Pr = — = 560 pounds, about (2) 5-33 P^ = —— = 560 pounds, about. . .… … Machinery Fig. 5. Finding the Total Radial Pressure on the Bearing Effect of Pressure Angle. — It will be seen from (7) that thepressure angle of the tooth has a practically neghgible effect inincreasing the radial bearing pressure. In the case of spur gears,this effect is so small that the angular…
Gearing
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