The invention of the double-enveloping worm-gear drive is a breathtaking story with two dramatic characters, Friedrich Wilhelm Lorenz and Samuel I. Cone, each acting in distant parts of the world – ...

Worms and worm gears are gear sets that offer high gear reduction and torque multiplication with a small footprint. A worm drive is a cylindrical gear with a shallow spiral thread that engages the ...

The invention of the double-enveloping worm-gear drive is a breathtaking story with two dramatic characters, Friedrich Wilhelm Lorenz and Samuel I. Cone, each acting in distant parts of the world one ...

Watch as skilled technicians use advanced technology to cut, rebuild, and restore a damaged worm drive and shaft. From the precision cutting of the gear to the careful repair of the worm shaft ...