Cooling system for cylinder head and cooling system for vehicle provided with the same
AssigneesHyundai Motor Company, Kia Motors Corporation
InventorsJunghoon PARK, WonGi Lee, Kyounghee Kim, Tae Won Lee
Life of this patent
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Abstract
A cylinder head cooling system may include a main water jacket formed on a cylinder head, an exhaust port formed on the cylinder head, and an exhaust port water jacket formed to cool the exhaust port, wherein, the exhaust port water jacket includes an inlet that communicates with the main water jacket and a plurality of outlets separated from the main water jacket.
Claims19
A cylinder head cooling system comprising:
- a main water jacket formed on a cylinder head;
- an exhaust port formed on the cylinder head;
- and
- an exhaust port water jacket formed to cool the exhaust port,
- wherein, the exhaust port water jacket includes an inlet that fluidically-communicates with the main water jacket and a plurality of outlets separated from the main water jacket.
A vehicle cooling system having an engine including a cylinder block and a cylinder head, a radiator cooling a coolant, a reservoir tank, and an exhaust gas recirculation (EGR) cooler cooling EGR gas, the vehicle cooling system including:
- a main water jacket formed on the cylinder head and supplied with the coolant from the cylinder block;
- an exhaust port formed on the cylinder head;
- and
- an exhaust port water jacket formed to cool the exhaust port,
- wherein the exhaust port water jacket includes an inlet that fluidically-communicates with the main water jacket, an upper outlet that fluidically-communicates with the reservoir tank, and a lower outlet which is separated from the main water jacket and fluidically-communicates with the EGR cooler.
Dependencies are inferred from the claim text.