Grant, George B. (George Barnard), 1849-1917 · Boston, Grant gear works, incorporated · leaf 59
the diameters of the gears, Aand a are their spiral angles, and V and vare their velocities in revolutions. If the angles are equal, the velocity ratiois the same as for spur gears of the samediameters. Fig. 88 shows a pair of gears Band C that are of the same size and have thesame angle in… … Fig, 89Spiral Spur Gears
Gearing
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