05364192 is referenced by 207 patents and cites 13 patents.

The invention concerns a diamond thrust bearing assembly for a downhole motor. The assembly (10) includes at least one set of opposing bearing rings (20, 22), each of which has an annular support element (24, 30) and a plurality of PCD compacts (48, 62) carried in circumferentially spaced relationship by the support element. The PCD compacts present opposing bearing surfaces (52, 66) with the bearing surfaces (66) of the compacts of one bearing ring in each set being circumferentially longer than the bearing surfaces (52) of the compacts of the other bearing ring of the set.

Title
Diamond bearing assembly
Application Number
8/142041
Publication Number
5364192
Application Date
October 28, 1993
Publication Date
November 15, 1994
Inventor
Klaus Tank
9 Warbleton Avenue, Essexwold, Johannesburg, Transvaal
ZA
Oliver F R A Damm
633 Turf Street, Wingate Park, Pretoria, Transvaal
ZA
Agent
Oblon Spivak McClelland Maier & Neustadt
IPC
F16C 17/04
View Original Source