Method of machining a rotor with variable-lead screw

Variable-Tooth-Thickness Worm-Type Tool and Method For Using The Same To Fabricate Gears

Gear machining apparatus, cutter and strain wave gearing device

Working apparatus

Method for Cutting Worm and Worm Wheel in a Worm-Gear Reduction Unit with Circulation of Bearing Balls, and Related Cutting Tools

Five-simultaneously-working-axis computerized numerical controlled tooth cutting machine tool for plane enveloping toroidal worms

Method of producing an enveloping worm

Worm gear having thread pitch and method for making same