Our frequent contributor Mark Grizotsky writes with additional information on the subject of straight-sided spline shafts. “When we find a trapezoidal profile or form for the angle of the tooth of a ...
Figure 1 shows a spline shaft and teeth together. The teeth of a hob form a trapezia with two lines from sides under angle @. See Figure 1, which shows a spline shaft and teeth, pictured together. If ...
Invention of the gear-hobbing process about 150 years ago revolutionized not only gear fabrication, but also gear design. Basically, a hob or shaper cutter traverses the gear blank to generate teeth.