Internal combustion engine

Details Internal combustion engine Internal combustion engine

1981-04-03

1982-11-30

Nelli, Raymond A.

Internal-combustion engines

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

Having multiple oxidant inlet means

123432, 123440, 123585, 123589, F02B 7502, F02M 2304, F02M 2506, F02B 3300

Patent

active

043611230

ABSTRACT:
An internal combustion engine comprising a main intake passage supplying air-fuel mixture to a combustion chamber, an auxiliary intake passage supplying air or an air-fuel mixture to the combustion chamber through an injection port, a fuel supplement passage for supplementally supplying fuel to the auxiliary intake passage, a solenoid valve provided in the fuel supplement passage, and a control device for controlling opening and closing of the solenoid valve in response to a signal from an oxygen sensor disposed in an exhaust passage, said solenoid valve controlling supply of fuel to the auxiliary intake passage, thereby regulating an overall air-fuel ratio of the mixture supplied to the combustion chamber approximately to a stoichiometric air-fuel ratio.

REFERENCES:
patent: 3742923 (1973-07-01), Oblander et al.
patent: 4023537 (1977-05-01), Masaki
patent: 4132199 (1979-01-01), Kuroiwa et al.
patent: 4133322 (1979-01-01), Nakamura et al.
patent: 4167161 (1979-09-01), Nakagami

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