Patent ID: 11927095
Assignee: HALLIBURTON ENERGY SERVICES, INC.
Field: Civil engineering (Other fields)
Classification: CPC E | IPC E

Claim 14:
15. A rotary steerable system for a downhole tool comprising:
a tool collar; and
one or more steering pad apparatuses mounted on the tool collar, each of the one or more steering apparatuses comprising:
a respective base comprising one or more base lugs, each of the base lugs defining a respective axial hole therein;
a respective steering pad hingedly coupled to the base, the steering pad comprising one or more pad lugs, each said pad lug defining a respective axial hole therein, wherein the one or more pad lugs are coupled to the one or more base lugs such that each of the one or more pad lugs is adjacent to at least one of the one or more base lugs; and
for each adjacent base lug and pad lug, a respective one or more bushings received in at least one of: the hole of the pad lug; and the hole of the base lug;
wherein each of the one or more said bushings comprises: a respective radial bearing portion and a respective thrust bearing portion.