Cast cylinder head and method for manufacturing same

Internal-combustion engines – Particular piston and enclosing cylinder construction – Cylinder head

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123 4182R, F02F 140

Patent

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060098449

ABSTRACT:
A method for manufacturing a cast cylinder head for an internal combustion engine in a casting mold includes placing a sand core in a casting mold in a cavity between an upper part and a lower part of the mold to form a water chamber. Before casting, a displacement body is placed in the sand core, and the displacement body remains in the water chamber after casting.

REFERENCES:
patent: 3165095 (1965-01-01), Adler
patent: 4690104 (1987-09-01), Yasukawa
Patent Abstracts of Japan, vol. 006, No. 033, Feb. 27, 1982, JP 56-148647 A, Nakamura Takeshi, Nov. 18, 1981.

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