Method for manufacturing a flexible piping device for an exhaust gas system of a motor vehicle
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United States of America Patent
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Aug 5, 2014
Grant Date -
May 3, 2012
app pub date -
Oct 26, 2011
filing date -
Oct 29, 2010
priority date (Note) -
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Abstract
The present invention relates to a method for manufacturing a flexible piping device for an exhaust gas system of a motor vehicle, said method comprising the steps:
- a) forming a wound metal hose from at least one profiled metal strip, so that strip edges of adjacent strip windings movably interlock;b) exposing said wound metal hose to heat; andc) assembling the flexible piping device from said wound metal hose and from other components.
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