Engine Device
AssigneeYanmar Power Technology Co., Ltd.
InventorTakayuki Onodera
Life of this patent
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Abstract
An engine device including a cylinder head provided with a plurality of air-intake passages for taking fresh air into a plurality of air-intake ports and a plurality of exhaust gas passages for emitting exhaust gas from a plurality of exhaust gas ports. An air-intake manifold which aggregates the air-intake passages is formed integrally with one of left and right side portions of the cylinder head. An EGR cooler is coupled to a front surface of the cylinder head; and EGR gas passages and cooling water passages communicating with the EGR cooler are provided in a coupling portion of the cylinder head with the EGR cooler.
Claims7
1-6. (canceled)
An engine device comprising:
- a cylinder head forming air-intake passages for introducing fresh air into air-intake ports and exhaust air passages for guiding exhaust gas from exhaust gas ports,
- wherein a cooling water passage is provided on one of left and right side walls and one of front and rear side walls of the cylinder head.
Dependencies are inferred from the claim text.