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. 29, 1986
Filed:
Jul. 03, 1984
Applicant:
Inventors:
Benjamin M Bartilson, Columbus, OH (US);
Richard D Kreachbaum, Westerville, OH (US);
Thomas A Pettenski, Columbus, OH (US);
John T Voedisch, Worthington, OH (US);
Assignee:
Battelle Development Corporation, Columbus, OH (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B21H / ; B21H / ; B21H / ;
U.S. Cl.
CPC ...
72214 ; 72478 ; 72703 ; 29125 ;
Abstract
A composite assembly knurling tool for forming uniformly-spaced horizontal serrations continuous across the surface of a metal flake producing drum is disclosed. The knurling tool comprises an alternating array of spacer and forming discs substantially conforming to the contour of the metal flake producing drum.