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:
Nov. 01, 2005
Filed:
Oct. 05, 2001
Richard James Hastings, Warwickshire, GB;
Luigi Ricci, Woodbridge, CA;
Giso Czychoratzki, Oshawa, CA;
Richard James Hastings, Warwickshire, GB;
Luigi Ricci, Woodbridge, CA;
Giso Czychoratzki, Oshawa, CA;
Tesma International Inc., Concord, CA;
Abstract
A method for cold forming splined transmission hubs is provided. A blank () with an inner surface and an outer surface is secured on a tool insert support member (). The tool insert support member () has an internal spline tooth profile () machined into it. A forming roller () is inserted inside the blank and then moves radially under pressure until it contacts an inner surface of the blank. A set of teeth () are created on the outer surface of the blank () and the blank () is rotated relative to the forming roller () to form an oil reservoir on the inner surface of the blank.