BEARING ASSEMBLIES AND APPARATUSES INCLUDING SUPER

专利名称：BEARING ASSEMBLIES AND APPARATUSES

INCLUDING SUPERHARD BEARINGELEMENTS

发明人：S. Barrett Peterson申请号：US15395834申请日：20161230

公开号：US20170108040A1公开日：20170420

专利附图：

摘要：A bearing assembly includes a support ring circumferentially surrounding acentral bearing axis and a plurality of superhard bearing elements coupled to the

support ring. Each of the plurality of superhard bearing elements has a base, a superhardbearing surface, and a lateral periphery extending between the base and the superhardbearing surface. The superhard bearing surface has a partial-ellipsoidal surface shape. Abearing apparatus includes an inner bearing assembly and an outer bearing assembly. Asubterranean drilling system includes an output shaft operably coupled to a bearingapparatus.

申请人：US Synthetic Corporation

地址：Orem UT US

国籍：US

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