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Patent Searching and Data


Title:
IMPROVED METHOD OF FORMING A TUBULAR BLANK INTO A STRUCTURAL COMPONENT AND DIE THEREFOR
Document Type and Number:
WIPO Patent Application WO2004024359
Kind Code:
A3
Abstract:
A method of forming an elongated metal blank (10) into a structural component having a predetermined outer configuratio (A). The method includes providing a shape imparting cavity or shell section (200a, b) formed of a rigid material which includes an inner surface defining the predetermined shape, placing the metal blank (10) into the cavity or shell section (200a, b), and forming the metal blank (10) into the component by heating axial portions of the metal blank (10) and forcing a fluid at a high pressure into the metal blank (10) until the metal blank at least partially conforms to at least a portion of the inner surface of the cavity or shell section (200a, b) to form the structural component.

Inventors:
PFAFFMANN GEORGE D (US)
DYKSTRA WILLIAM C (US)
MATSEN MARC R (US)
Application Number:
PCT/US2003/028488
Publication Date:
May 06, 2004
Filing Date:
September 10, 2003
Export Citation:
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Assignee:
PFAFFMANN GEORGE D (US)
DYKSTRA WILLIAM C (US)
MATSEN MARC R (US)
International Classes:
B21D26/047; B21D26/059; B21J5/04; B23P17/00; B21D; (IPC1-7): B23P17/00; B21J5/04
Foreign References:
US6322645B12001-11-27
US5645744A1997-07-08
US20030221474A12003-12-04
US6017477A2000-01-25
US6609301B12003-08-26
US6578400B12003-06-17
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