Internal-combustion engines – Intake manifold – Manifold tuning – balancing or pressure regulating means
Patent
1977-09-26
1980-06-24
Myhre, Charles J.
Internal-combustion engines
Intake manifold
Manifold tuning, balancing or pressure regulating means
F02M 2500
Patent
active
042089972
ABSTRACT:
A carburetor outer vent control device for use in a fuel system of a motor vehicle of the type including an outer vent provided in a float chamber of the carburetor, a charcoal canister and a fuel vapor line coupling the outer vent with the charcoal canister. The carburetor outer vent control device includes a valve means provided in the fuel vapor line which is only open when an excessive amount of fuel vapor is present in the float chamber and an engine of the motor vehicle is not running.
REFERENCES:
patent: 3001519 (1961-09-01), Dietrich et al.
patent: 3093124 (1963-06-01), Wentworth
patent: 3191587 (1965-06-01), Hall
patent: 3548797 (1970-12-01), Hagihara et al.
patent: 4094292 (1978-06-01), Takagi et al.
patent: 4116184 (1978-09-01), Tomita
Kumai Teruo
Yoshida Toshiro
Dolinar Andrew M.
Myhre Charles J.
Toyota Jidosha Kogyo Kabushiki Kaisha
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