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. 05, 2005
Filed:
May. 23, 2000
William Dean Bauman, Dorr, MI (US);
David W. Koetsier, Grand Rapids, MI (US);
Robert H. Erhardt, Shelby, MI (US);
William Dean Bauman, Dorr, MI (US);
David W. Koetsier, Grand Rapids, MI (US);
Robert H. Erhardt, Shelby, MI (US);
Delphi Technologies, Inc., Troy, MI (US);
Abstract
A process for forming a metal, preferably steel, roller bearing comprising the steps of providing a hardened steel cylindrical blank having end face surfaces, a lateral surface defining an outer diameter, and a centered circular bore whose surface defines an inner diameter; hard turning the surface of the bore to a specified inner diameter; and hard turning the lateral surface of the blank to achieve, in a single set up, a final form of the bearing having a specified outer diameter with a radial crown.