A shaft and bearing assembly comprising a soft shaft having an outer contact surface having a hardness less than 30 HRC and a bearing assembly having a plurality of rollers. The bearing assembly is configured to be positioned about the shaft with the rollers in rolling contact with the shaft outer contact surface. The rollers have a roller contact surface having a hardness less than 45 HRC.

 
Web www.patentalert.com

< Gas dynamic pressure bearing unit, spindle motor, hard disk drive and polygon scanner utilizing gas dynamic pressure bearing system

< Rolling bearing unit

> Bearing unit

> Bearing preload cage assembly

~ 00225