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:
Jul. 10, 2001
Filed:
Dec. 15, 1999
Applicant:
Inventors:
Assignee:
TI Corporate Services Limited, London, GB;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B21D 2/602 ;
U.S. Cl.
CPC ...
B21D 2/602 ;
Abstract
Forming a tubular workpiece by applying fluid pressure to the interior of the workpiece and enclosing the pressurized workpiece in a die that has a die cavity. A portion or the whole of the die cavity has its internal periphery smaller than the external periphery of the workpiece. This subjects the workpiece to compressive forming.