Multi-component injection-molded part with material-locking sealing
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United States of America Patent
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May 7, 2013
Grant Date -
Oct 21, 2010
app pub date -
Nov 11, 2008
filing date -
Dec 14, 2007
priority date (Note) -
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Abstract
An injection-molded part according to the invention has at least one thermoplastic inlay part and one thermoplastic composite element injection-molded onto the inlay part. The at least one inlay part on its boundary face with the composite element has at least one raised feature for material-locking sealing between the inlay part and the composite element. The raised feature protrudes with a height H1 into the composite element and forms a narrowed cross section in the composite element having a height H2. The at least one raised feature, on its flux leading end, has a first chamfer, and the ratio of the height of the narrowed cross section to the height of the raised feature is in the range between 0.6 and 0.9.
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