Gear-ratioed bearing

[freebeard]

For your review:

2355 New Kind Of Drive?
2326 Universal 3D Printed Bearing That Works - Radial Cut

Suppose you had a zero-backlash thrust bearing that was also a fixed ratio single-speed transmission.

There would be a plethora of viable options, like the joints and wheels on your rideable quadruped robot.

Diagram at ?t=254 shows the diameters and angles that determine the ratio up or down.