Patent ID: 9297411
Filing Date: 2016-03-29
CPC Classification: B21K,E21B,F16C,Y10T

Claim Text:
1. A bearing assembly, comprising: a plurality of superhard bearing elements distributed circumferentially about an axis, each of the plurality of superhard bearing elements including a bearing surface, each of the plurality of superhard bearing elements including a superhard table directly bonded to a cemented carbide substrate, the superhard table having a plurality of bonded diamond grains defining interstitial regions, at least one of the plurality of superhard bearing elements including at least one texture feature formed in a lateral surface thereof; and a support ring including a plurality of recesses therein that are circumferentially spaced from each other by respective portions of the support ring, each of the plurality of recesses receiving a corresponding one of the plurality of superhard bearing elements, wherein the at least one texture feature is effective to increase a surface area of the at least one of the plurality of superhard bearing elements in contact with fluid during operation.