Combustion chamber of an internal combustion engine

Details Combustion chamber of an internal combustion engine Combustion chamber of an internal combustion engine

1979-05-30

1981-10-27

Feinberg, Craig R.

Internal-combustion engines

Means to whirl fluid before, upon, or after entry into...

Specific spark plug location

123638, 123661, F02B 2308, F02P 1508

Patent

active

042967201

ABSTRACT:
An internal combustion engine comprising a first raised portion formed on the inner wall of the cylinder head, a second raised portion formed on the top face of the piston at a position opposite to the first raised portion with respect to the axis of the piston, and a third raised portion formed on the inner wall of the cylinder head above the second raised portion. A first flat squish area is formed between the flat peripheral top face of the piston and flat bottom face of the first raised portion. A second spherical shell shaped squish area is formed between the spherical bottom wall of the third raised portion and the spherical rear face of the second raised portion. A pair of spark plugs is arranged on the top face of the combustion chamber. One of the spark plugs is arranged in the vicinity of said first raised portion, and the other spark plug is arranged in the vicinity of said third raised portion.

REFERENCES:
patent: 2843103 (1958-07-01), Wyczalek
patent: 3154061 (1964-10-01), Henry-Biabaud
patent: 3776212 (1973-12-01), Karlowitz
patent: 3809042 (1974-05-01), Hosho et al.
patent: 4162661 (1979-07-01), Nakanishi et al.
patent: 4182279 (1980-01-01), Sato et al.

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