Process for producing tempered steel motor vehicle parts
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United States of America Patent
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Issued Date -
Jan 18, 2007
app pub date -
Jul 17, 2006
filing date -
Jul 16, 2005
priority date (Note) -
Abandoned
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Abstract
A process for production of tempered steel support structures for motor vehicles of multiple steel parts including the steps deforming and/or trimming at least two soft-hardened steel parts, hardening the at least two steel parts, joining the steel parts to form a support structure, wherein the support structure is subject to annealing and total stress relieving in a combined thermal treatment only after the joining step.
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