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. 19, 1995
Filed:
Nov. 12, 1993
Applicant:
Inventors:
Assignees:
The Japan Steel Works, Ltd., Tokyo, JP;
Nippon Bulge Industries, Ltd., Tokyo, JP;
Showa Denko K.K., Tokyo, JP;
Primary Examiner:
Int. Cl.
CPC ...
B21C / ;
U.S. Cl.
CPC ...
72259 ; 723556 ;
Abstract
An axially non-symmetric article is forged by the first upsetting by means of the first and second punches and by the second die-lateral extruding of a metal bar stock which is extruded via an orifice into an extension space(s) which has a greater cross section than the orifice.
Sekiguchi, Tsunehisa. (1995). Die-lateral extruding method and apparatus (U.S. Patent No. 5475999). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/5475999
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile