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:
Dec. 18, 1984
Filed:
Mar. 11, 1982
Applicant:
Inventor:
Paul Fitzpatrick, Holland, MI (US);
Assignee:
Ex-Cell-O Corporation, Troy, MI (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B21H / ;
U.S. Cl.
CPC ...
72 88 ; 72 90 ;
Abstract
An apparatus and method are provided for roll sizing the periphery of cylindrical workpieces to finish and size the workpiece to a close tolerance diameter. The method and apparatus can also be used to prefinish and presize cylindrical workpieces in preparation for subsequent forming of spline teeth or gear teeth and the like on the workpiece periphery.