While the ball bearing might be among Leonardo Da Vinci's less celebrated inventions, it's arguably one of his most important. Though it was initially designed as part of his failed helicopter ...

Bearings can use steel or ceramic balls, but that begs the obvious question: which is better? Should you stick with ...

Bearings reduce friction between parts that rub against other parts, such as gears mounted on shafts or wheels on axles. Friction increases the wear and tear on the parts and makes the movement more ...

Essentially, a guide wheel is a ball bearing that has a special shaped outer race. The inner and outer races of ball bearings are a framework with a groove for the balls to rest in. Burke explained ...