Importance

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Abstract

A check valve of a connecting rod of a variable compression internal combustion engine, the connecting rod including at least one hydraulic chamber, wherein the hydraulic chamber of the connecting rod is connectable by the check valve with a supply connection or with a tank, wherein the check valve includes a valve housing and a valve closure element that is axially moveable along a longitudinal valve axis between an open position and a closed position, wherein the valve closure element is preloaded against a valve seat by a valve spring, characterized in that a mandrel shaped support element is provided which penetrates through the valve spring and which supports the valve spring in the open position of the valve closure element and in the closed position of the valve closure element. The invention also relates to a connecting rod with at least one check valve.

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First Claim