Innio Jenbacher Gmbh & Co Og

Isabelle Bec

Nikolaus Spyra

Herbert Schaumberger

Matthias Grotz

Thomas Fankhauser

A cylinder head for an internal combustion engine comprising a prechamber (), wherein a prechamber gas valve () is fitted into a cavity of the cylinder head () and the prechamber gas valve () is connected to the prechamber () by way of a flow transfer passage (), wherein the flow transfer passage () for a given cross-sectional area immediately downstream of the prechamber gas valve () is of such a length that in operation of the cylinder head () mounted in an internal combustion engine in a compression stroke of the combustion process propellant gas which flow out of the prechamber gas valve () forms a gas cushion at least in a first portion () of the flow transfer passage (), that adjoins the prechamber gas valve ().

Cylinder head for an internal combustion engine

A cylinder head for an internal combustion engine comprising a prechamber (), wherein a prechamber gas valve () is fitted into a cavity in the cylinder head () and the prechamber gas valve () is connected to the prechamber () by way of a flow transfer passage (), wherein the flow transfer passage () has a first portion () adjoining the prechamber gas valve () and a second portion () into which the first portion () opens, wherein the second portion () extends at least around a part of a periphery of the prechamber (), wherein the second portion () has an uninterrupted peripheral surface apart from that opening () with which it passes into the prechamber ().

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Innsbruck, Austria

Isabelle Bec