Cummins Inc.
Combustion pre-chamber device for an internal combustion engine

Last updated:

Abstract:

A combustion pre-chamber device for a spark ignition internal combustion engine is configured to engage a spark plug and be mounted to a cylinder head in communication with a combustion chamber of a cylinder of the engine. The combustion pre-chamber device includes any one or combination of a number of features to improve operating effectiveness, including extending the combustion operating range by improving cooling and optimizing the flow field inside the combustion pre-chamber device.

Status:
Grant
Type:

Utility

Filling date:

1 Jul 2020

Issue date:

6 Sep 2022