The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Date of Patent:
May. 23, 2023

Filed:

Nov. 09, 2021
Applicants:

Gregory Prevost, Spring, TX (US);

Edward C. Spatz, Spring, TX (US);

Inventors:

Gregory Prevost, Spring, TX (US);

Edward C. Spatz, Spring, TX (US);

Assignee:

Pi Tech Innovations LLC, Houston, TX (US);

Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
F16C 17/02 (2006.01); F16C 33/04 (2006.01); F16C 25/04 (2006.01); F16C 33/06 (2006.01);
U.S. Cl.
CPC ...
F16C 25/04 (2013.01); F16C 33/043 (2013.01); F16C 33/06 (2013.01); F16C 17/02 (2013.01); F16C 2206/04 (2013.01); F16C 2223/60 (2013.01); F16C 2240/54 (2013.01);
Abstract

Bearings assemblies are provided that include polycrystalline diamond bearing surfaces that are engaged with opposing, metal bearing surfaces that include more than trace amounts of diamond solvent-catalyst. In the bearings, the opposing bearing surface is slidingly engaged with the polycrystalline diamond bearing surface along a diamond contact area of the polycrystalline diamond bearing surface, and the polycrystalline diamond bearing surface is a continuous surface along the diamond contact area. Also provided are methods of making and using the bearing assemblies.


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