MASTERING THE ART OF GEAR CUTTING: TRUE INVOLUTE PROFILE WITH A SHAPER.

This video shows the shaper used as a "rack type" gear cutting machine. Here links for two videos showing the principle used in my first solution: Animation (by Thang) :    • Cutting gear on the shaper 1   Demo (by « JBFfromOZ ») start from 6mn : Involute Gear Cutting on the Shaper final (youtube.com) Here a video showing the principle used in my second solution: Demo with a variable rod (by « the shed dweller ») :    • Cutting gears on a shaper (update)   A link for explanations about the "span measure" for gear control:    • SPUR GEAR 101: SIMPLE GUIDE FOR GEAR DESIG...   A link for a tutorial for the free "filengrene" software to get the "span measure":    • FILENGRENE SOFTWARE TUTORIAL FOR SPUR GEAR...