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US 5,560,716 AGranted
Bearing assembly
OwnerKlaus Tank, Peter N. Tomlinson +1inventors
InventorsKlaus Tank, Peter N. Tomlinson, Oliver F. Damm
Life of this patent
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Abstract
A diamond-bearing assembly comprises opposed diamond-bearing surfaces, at least one of which is free of any Group VIII metals such as cobalt. Preferably, each of the surfaces is provided by a surface of a diamond compact, such diamond compact containing substantial diamond-to-diamond bonding, and a second phase which contains silicon in the form of silicon and/or silicon carbide.
Claims4
A bearing assembly comprising opposed, uninterrupted diamond-bearing surfaces, both of which are free of any Group VIII metal.
Dependencies are inferred from the claim text.