Helical Gear Calculations, Crossed Helical Gear Meshes ...
The worm mesh is another gear type used for connecting skew shafts, usually 90°. See Figure 9-1. Worm meshes are characterized by high velocity ratios. Also, they offer the advantage of higher load capacity associated with their line contact in contrast to the point contact of the crossed-helical mesh. » Worm Mesh Geometry - Continued on page 5
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