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:
Aug. 10, 1976
Filed:
Apr. 07, 1975
Applicant:
Inventor:
Robert Lugosi, Monroeville, PA (US);
Assignee:
Westinghouse Electric Corporation, Pittsburgh, PA (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B21C / ;
U.S. Cl.
CPC ...
72467 ; 72 60 ;
Abstract
A die is internal for forming shapes of polygonal cross-section, which has all internal surfaces which are parallel to the die axis of equal length. The die is primarily used in hydrostatic extrusion. It can be made in two parts for ease in cleaning. A billet having a pointed, faceted nose for use with the die is also disclosed.