Intake system for an internal combustion engine

Details Intake system for an internal combustion engine Intake system for an internal combustion engine

1987-04-17

1988-10-25

Cross, E. Rollins

Internal-combustion engines

Combustion chamber means combined with air-fuel mixture...

Air or combustible mixture entering the combustion chamber...

123 52M, 123308, F02B 1500

Patent

active

047795948

ABSTRACT:
An engine intake system including a main intake passage leading through an intake port to a combustion chamber, an auxiliary intake passage branched from the main intake passage and opened to the intake passage, and a control valve provided in the main intake passage and adapted to be opened under a heavy load engine operation and closed under a light load engine operation. A fuel injection valve is provided in the auxiliary intake passage close to the opening of the intake port to the combustion chamber to inject fuel toward the combustion chamber.

REFERENCES:
patent: 4232640 (1980-11-01), Matsumoto
patent: 4262639 (1981-04-01), Motosugi et al.
patent: 4319553 (1982-03-01), Endo
patent: 4323041 (1982-04-01), Endo et al.
patent: 4519350 (1985-05-01), Oda et al.
patent: 4543931 (1985-10-01), Hitomi et al.
patent: 4702207 (1987-10-01), Hatamura et al.

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