Internal combustion engine
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United States of America Patent
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Apr 30, 2019
Grant Date -
Aug 16, 2018
app pub date -
Sep 17, 2014
filing date -
Sep 17, 2014
priority date (Note) -
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Abstract
An internal combustion engine has a lower link rotatably mounted to a crankpin of a crankshaft, an upper link having a first upper link end rotatably connected to a piston pin of a piston and a second upper link end rotatably connected to a first lower link end side of the lower link through a first connecting pin, and a control link having a first control link end supported on a cylinder block and a second control link end rotatably connected to a second lower link end side of the lower link through a second connecting pin. When viewed in an axial direction of the crankshaft, the second connecting pin is arranged to swing along a lateral direction substantially perpendicular to a center axis of a cylinder of the internal combustion engine.
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