Spark-ignition type engine

Internal-combustion engines – Precombustion and main combustion chambers in series – Having combustible mixture forming means

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Details

123279, 123298, 123305, F02B 1700, F02B 2310

Patent

active

060358238

ABSTRACT:
A spark-ignition type engine comprising a spark plug arranged at the center of the inner wall of the cylinder head and a fuel injector arranged at the periphery of the inner wall of the cylinder head. A cavity extending from a position beneath the fuel injector to a position beneath the spark plug is formed on the top face of the piston. The circumferential wall of the cavity extends archwise below the spark plug and has an arc shaped cross section.

REFERENCES:
patent: 5259348 (1993-11-01), Kobayashi et al.
patent: 5873344 (1999-02-01), Kudou et al.

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