The nut supports a table, arm, or other load that needs to move in a straight line. Re-circulating ball bearings within the nut follow the shaft’s threads and distribute the load from the table ...

The ball bearing can only work if the balls are kept ... and uneven spacing would cause the bearing to be weak under loads from a certain direction. So most bearings use cages to separate and ...

Some vehicles have upper and lower front ball joints, and depending on the suspension design either can be the load-bearing joint that carries the vehicle’s weight (load-bearing joints tend to ...

[RimstarOrg] has brought us an oldie but goodie this week. He’s built a ball bearing motor, a design which has been causing engineers and scientists to squabble for decades. [RimstarOrg] used a ...

Since some of those walls might be keeping the rest of the house standing, it’s important to understand how load-bearing walls work and be able to identify them. It isn’t always easy to tell ...