Cylinder head and exhaust manifold
AssigneeCummins Inc.
InventorsAdam C. Cecil, David M. Barnes, Robert Earl Hoye, Robert G. Sperry
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Abstract
An internal combustion engine includes a cylinder head with an exhaust manifold (IBM) integrated with the cylinder head. The exhaust manifold comprises a first duct having an interior surface defining a plurality of first duct inlet fluid passages and a first duct exhaust passage in fluid receiving communication with the plurality of first duct inlet fluid passages. The exhaust manifold further comprises a fin projecting from the interior surface into one of the first duct inlet fluid passages.
Claims21
An exhaust manifold for integration with a cylinder head, the exhaust manifold comprising:
- a first duct having an interior surface defining a plurality of first duct inlet fluid passages and a first duct exhaust passage in fluid receiving communication with the plurality of first duct inlet fluid passages,
- a fin projecting from the interior surface into one of the first duct inlet fluid passages.
An exhaust manifold assembly for integration with a cylinder head, the exhaust manifold assembly comprising:
- a first duct having a first interior surface defining a plurality of first duct inlet fluid passages;
- one or more first fins projecting from the first interior surface into one or more of the first duct inlet fluid passages;
- a second duct having a second interior surface defining a plurality of second duct inlet fluid passages;
- and
- one or more second fins projecting from the second interior surface into one or more of the second duct inlet fluid passages.
Dependencies are inferred from the claim text.