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.
Patent No.:
Date of Patent:
Jan. 21, 2020
Filed:
May. 18, 2017
Applicant:
Schaeffler Technologies Ag & Co. KG, Herzogenaurach, DE;
Inventor:
Michael White, Lake Wylie, SC (US);
Assignee:
SCHAEFFLER TECHNOLOGIES AG & CO. KG, Herzogenaurach, DE;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F16C 19/52 (2006.01); C23C 14/22 (2006.01); B32B 15/20 (2006.01);
U.S. Cl.
CPC ...
F16C 19/52 (2013.01); B32B 15/20 (2013.01); C23C 14/22 (2013.01);
Abstract
A method of providing electrical discharge machining protection for a bearing is provided. The method includes (a) providing a bearing ring, (b) ionizing pure aluminum and depositing a pure aluminum layer on at least a portion of the bearing ring, (c) immersing the bearing ring in acid to convert the pure aluminum layer to an aluminum oxide layer, and (d) immersing the bearing ring in deionized water to seal the aluminum oxide layer.