Vertical internal combustion engine

Details Vertical internal combustion engine Vertical internal combustion engine

1997-12-17

2000-09-12

Kwon, John

Internal-combustion engines

Cooling

With jacketed head and/or cylinder

123 4131, 123196M, F02F 136

Patent

active

061161977

ABSTRACT:
A water-cooled 4-stroke cycle internal combustion engine for propelling ships having a cylinder head and a cylinder block. The engine including a plurality of connecting bolts for detachably connecting the cylinder head with the cylinder block arranged around a cylinder with substantially equal distances from a center axis of the cylinder; an exhaust passage formed in the cylinder head positioned on one side of the cylinder, opening on a connecting face to the cylinder block; a cooling water passage disposed around the exhaust passage in the cylinder head, opening on the connecting face; an exhaust passage formed in the cylinder block positioned on the above-mentioned one side of the cylinder, opening on a connecting face to the cylinder head to communicate with the exhaust passage in the cylinder head; a cooling water passage disposed around the exhaust passage in the cylinder block, opening on the connecting face to the cylinder head to communicate with the cooling water passage in the cylinder head; a lubricating oil passage formed in the cylinder head positioned on another side of the cylinder, opening on the connecting face to the cylinder block; and a lubricating oil passage formed in the cylinder block positioned on the above-mentioned another side of the cylinder, opening on the connecting face to the cylinder head to communicate with the lubricating oil passage in the cylinder head.

REFERENCES:
patent: 4846124 (1989-07-01), Suzuki et al.
patent: 5537968 (1996-07-01), Takahashi
patent: 5873330 (1999-02-01), Takahashi et al.

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