The initial motivation for changing outside diameters was the avoidance of undercutting. Designers, engineers, and theoreticians quickly discovered...

We cannot leave our lesson about tooth depths without covering bevel gears. There is a tendency to think of bevels and worms as being best left to ...

Background on the development of a high-speed, automatic hardness tester for gear steels.

My local newspaper’s lead story today concerned the explosive demolition of a highway bridge in nearby Tionesta, PA. As luck would have it, our mos...