Multi-joint crank drive of an internal combustion engine and corresponding internal combustion engine
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United States of America Patent
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May 29, 2018
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N/A
app pub date -
Nov 13, 2014
filing date -
Nov 14, 2013
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Abstract
A multi-joint crank drive of an internal combustion engine includes at least one coupling member supported on a crankpin of a crankshaft for rotation about a coupling member rotation axis; and at least one articulated connecting rod supported on a crankpin of an eccentric shaft for rotation about an eccentric rotation axis, wherein the at least one coupling member is connected with a piston connecting rod of a piston of the internal combustion engine for pivoting about a piston connecting rod rotation axis, and with the at least one articulated connecting rod for pivoting about an articulated connecting rod rotation axis, and wherein a rotation axis of the eccentric shaft is situated above a plane which receives a rotation axis of the crankshaft and is perpendicular to at least one cylinder longitudinal center axis, and wherein, respectively in relation to a total travel of the piston.
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