Stamped tubular member and method and apparatus for making same

A unique tubular work piece is disclosed along with a novel method and apparatus for manufacturing tubular work pieces from sheet metal stock lighter and stronger structures with less waste and less cost than prior methods.

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Bibliographische Detailangaben
Hauptverfasser:	JOHNSON DOUGLAS M, MIDDLETON, SR. ROBERT L, NOBEL JOHN A, MIDDLETON, JR. ROBERT L, LEEDY ROBERT E
Format:	Patent
Sprache:	eng
Schlagworte:	COMBINED OPERATIONS GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS MACHINE TOOLS MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVINGMATERIAL METAL-WORKING NOT OTHERWISE PROVIDED FOR OTHER WORKING OF METAL PERFORMING OPERATIONS PUNCHING METAL TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION TECHNICAL SUBJECTS COVERED BY FORMER USPC TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS TRANSPORTING UNIVERSAL MACHINE TOOLS WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS ORPROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL
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Beschreibung
Zusammenfassung:	A unique tubular work piece is disclosed along with a novel method and apparatus for manufacturing tubular work pieces from sheet metal stock lighter and stronger structures with less waste and less cost than prior methods.