Patent ID: 11906001
Assignee: PI TECH INNOVATIONS LLC
Field: Mechanical elements (Mechanical engineering)
Classification: CPC F | IPC F

Claim 19:
20. A machine, the machine comprising:
a driveline, the driveline comprising a shaft having a first end and a second end;
a first articulable joint coupled with the first end of the shaft, wherein the shaft is pivotable relative to the first articulable joint, wherein the first articulable joint comprises a first polycrystalline diamond bearing surface and a first metal bearing surface, wherein the first polycrystalline diamond bearing surface is engaged with the first metal bearing surface, wherein the first metal bearing surface comprises a first metal that contains at least 2 wt. % of iron, cobalt, nickel, copper, titanium, ruthenium, rhodium, palladium, chromium, manganese, tantalum, or combinations thereof based on a total weight of the first metal;
a second articulable joint coupled with the second end of the shaft, wherein the shaft is pivotable relative to the second articulable joint, wherein the second articulable joint comprises a second polycrystalline diamond bearing surface and a second metal bearing surface, wherein the second polycrystalline diamond bearing surface is engaged with the second metal bearing surface, wherein the second metal bearing surface comprises a second metal that contains at least 2 wt. % of iron, cobalt, nickel, copper, titanium, ruthenium, rhodium, palladium, chromium, manganese, tantalum, or combinations thereof based on a total weight of the second metal;
a prime mover coupled with the first articulable joint; and
a driven component coupled with the second articulable joint.