Origin of ball bearing
Examples from the Web for ball bearing
The rollers should be four inches or more in diameter and should preferably be of the ball-bearing type.The Automobile Storage Battery|O. A. Witte
A sectional view of a ball-bearing ratchet free-wheel, with outer cover removed, is shown in fig. 11.
It should be a good machine having hard rubber rollers, ball-bearing action, and strong springs at the side.Foods and Household Management|Helen Kinne
A unique advantage of the Howard-Smith machine is that it is ball-bearing throughout.Leather|K. J. Adcock
And, what's more, by the time vacation comes I'll have the finest pair of ball-bearing skates in town!The Rosie World|Parker Fillmore