Canister

Internal-combustion engines – Intake manifold – Manifold tuning – balancing or pressure regulating means

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F02M 3702

Patent

active

041732073

ABSTRACT:
A canister comprising:
a main body having a space therein; an adsorbent material contained in the space of said main body; an inlet pipe attached to said main body for connecting a carburetor float chamber with an upper portion of said space defined between said main body and said adsorbent material; an air suction pipe attached to said main body through which pipe the lower portion of said space defined between said canister and said adsorbent material communicates with the atmosphere; and valve means for selectively connecting said upper portion of said space with a fuel tank, thereby to prevent an evaporation gas from flowing from said fuel tank through said upper portion of said space into said carburetor float chamber.

REFERENCES:
patent: 3352294 (1967-11-01), Biller et al.
patent: 3628517 (1971-12-01), Soberski
patent: 3683597 (1972-08-01), Beveridge et al.
patent: 3730158 (1973-05-01), St. Amand

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