Control system for internal combustion engine

Internal-combustion engines – Charge forming device – Having fuel vapor recovery and storage system

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123516, F02M 3302

Patent

active

051037947

ABSTRACT:
An evaporative emission of the fuel in a fuel tank is introduced to a cylinder of the engine through two evaporative fuel routes to burn the evaporative fuel. In this system, a control valve provided in one of the evaporative fuel routes is controlled based on a control state of a control valve provided in the other evaporative fuel route.

REFERENCES:
patent: 3680318 (1972-08-01), Nakajima
patent: 4127097 (1978-11-01), Takimoto
patent: 4527532 (1985-07-01), Kasai
patent: 4530210 (1985-07-01), Yamazaki
patent: 4700683 (1987-10-01), Uranishi
patent: 4817576 (1989-04-01), Abe
patent: 4951643 (1990-08-01), Sato
patent: 4986070 (1991-01-01), Abe

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