Piston of an internal combustion engine with an increased inclination of the box walls of the piston
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United States of America Patent
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Mar 5, 2013
Grant Date -
Jun 17, 2010
app pub date -
Jun 14, 2008
filing date -
Jul 6, 2007
priority date (Note) -
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Abstract
A piston of an internal combustion engine has a piston crown with annular grooves and a shaft part disposed on the piston crown. The shaft part has bearing shaft wall sections which are connected to one another via inclined connecting walls which are retracted with respect to the outer diameter of the piston. Piston-pin bosses for accommodating a piston pin are disposed in connecting walls. The connecting walls are retracted at such an angle that, in progressing from the lower edge over an intermediate region which lies further back than the lower edge, into an end region which lies further back than the intermediate region the connecting walls to over flush into a hub supporting region below the piston crown.
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