Method of manufacturing structural components from tube blanks of variable wall thickness
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United States of America Patent
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Mar 27, 2012
Grant Date -
Oct 14, 2004
app pub date -
Apr 4, 2002
filing date -
Apr 4, 2001
priority date (Note) -
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Abstract
A method for forming a tubular structural member includes the steps of cold forming a tube blank to have a longitudinally variable but circumferentially constant wall thickness (t1, t2, t3) and forming the blank into the desired structural member. Preferably, the forming step involves hydroforming.
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