Fuel vapor storage canister

Details Fuel vapor storage canister Fuel vapor storage canister

2008-01-29

2008-01-29

Gimie, Mahmoud (Department: 3747)

Internal-combustion engines

Charge forming device

Having fuel vapor recovery and storage system

C123S520000

Reexamination Certificate

active

07322343

ABSTRACT:
A fuel vapor storage canister for an automotive vehicle, includes a casing formed thereinside with charge, purge and drain ports connected to a gas passage. First, second, third and fourth adsorption layers are disposed in the gas passage and arranged in order of first, second, third and forth adsorption layers from side of the charge port along a longitudinal direction of the gas passage. Each adsorption layer includes a fuel vapor adsorbent. Additionally, a first space section is formed between the first and second adsorption layers. A second space section is formed between the second and third adsorption sections. A third space section is formed between the third and fourth adsorption sections. Each space section has a width in the longitudinal direction of the gas passage.

REFERENCES:
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patent: 6874483 (2005-04-01), Zuchara
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patent: 7047952 (2006-05-01), Yamauchi et al.
patent: 2002/0020398 (2002-02-01), Kimoto et al.
patent: 2005/0172938 (2005-08-01), Uchino et al.
patent: 2005-023835 (2005-01-01), None

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