Plural intake system for supercharged engine

Internal-combustion engines – Charge forming device – Supercharger

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123432, F02B 2500

Patent

active

044885318

ABSTRACT:
A fuel intake system for a supercharged automotive engine having at least one engine cylinder with first and second fuel intake ports and exhaust port comprises first fuel intake passage communicated at one end to the first fuel intake port and at the other end to the supercharger through a first throttle valve, and a second fuel intake passage communicated at one end to the second fuel intake port and at the other end to the supercharger through a second throttle valve. These intake and exhaust ports are adapted such that the first fuel intake port opens at a timing preceding the closure of the exhaust port and the second fuel intake port opens after the opening of the first fuel intake port.

REFERENCES:
patent: 4164205 (1979-08-01), Asanomi et al.
patent: 4246874 (1981-01-01), Nakagawa et al.

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