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:
Apr. 11, 2006
Filed:
Feb. 25, 2002
Alexander Jan Carel DE Vries, Tiel, NL;
Armin Herbert Emil August Olschewski, Nieuwegein, NL;
John Howard Tripp, Bilthoven, NL;
Pieter Martin Lugt, Vianen, NL;
Alexander Jan Carel De Vries, Tiel, NL;
Armin Herbert Emil August Olschewski, Nieuwegein, NL;
John Howard Tripp, Bilthoven, NL;
Pieter Martin Lugt, Vianen, NL;
SKF Engineering & Research Centre B.V., Nieuwegein, NL;
Abstract
A method of manufacturing a roller element bearing comprising an inner ring, an outer ring, and a series of rolling elements. A rolling surface of each rolling element is in contact with a raceway surface formed in each of the inner and the outer rings. At least one of the raceway surfaces of the inner and outer rings and the rolling surfaces of the rolling elements is provided with a topography comprising recesses which are generally isolated by lands. The recesses are formed by shot peening at least one of the surfaces. In addition, the recesses are provided with lubricant.