Cast piston having supporting ribs, and method for the production of such a piston
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United States of America Patent
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Mar 4, 2014
Grant Date -
Dec 9, 2010
app pub date -
Oct 2, 2008
filing date -
Dec 6, 2007
priority date (Note) -
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Abstract
The invention relates to a cast piston for an internal combustion engine having a piston base, a cylindrical piston head connected to the piston base, and pin bores provided in an at least partially hollow piston shaft, which is positioned on the side of the piston head opposite the piston base. The piston has one or more supporting ribs located at least partially in the piston shaft, and at least one supporting rib has a recess on the side facing the piston base.
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