1. A device for replacing sliding friction with rolling friction.
2. While ball bearings use a series of balls in a cage, roller bearings use a series of small cylinders. Also see worm and roller .
1. A device for replacing sliding friction with rolling friction.
2. While ball bearings use a series of balls in a cage, roller bearings use a series of small cylinders. Also see worm and roller .
English dictionary of automotive terms. Английский словарь автомобильных терминов. 2012