To improve adsorption efficiency of active carbon of canister for a fuel tank cap with active carbon that adsorbs fuel in a tank.SOLUTION: A canister 10 for a fuel tank cap used for the fuel tank cap includes an attachment part which is attached to the fuel tank cap, and includes a base part with a communication hole formed which communicates with the interior of a fuel tank on either one of approximate center part or outer edge part neighborhood and a case member which is assembled onto the base part and in which a volume part is formed. A spiral rib extended from either one of a surface opposite to the base part of the case member or a surface opposite to the case member of the base part toward either one of the base part or the case member is formed on the volume part. The spiral rib constitutes an adsorption passage whose one end connects with the communication hole and the other end connects with an atmosphere communication hole 22 formed on either one of outer peripheral neighborhood or approximate center part of the surface opposite to the base part of the case member, and the adsorption passage is filled with an adsorption means.SELECTED DRAWING: Figure 1

    【課題】タンク内の燃料を吸着する活性炭付燃料タンクキャップ用キャニスタの、活性炭の吸着効率を向上する。【解決手段】燃料タンクキャップに用いられる燃料タンクキャップ用キャニスタ10であって、燃料タンクキャップに取り付けられる取付部を備えると共に、略中央部又は外縁部近傍の何れか一方に前記燃料タンク内と連通する連通孔が形成された基部と、前記基部に組み付けられると共に、内部に容積部が形成されたケース部材とを備え、前記容積部には前記ケース部材の前記基部との対向面又は前記基部の前記ケース部材との対向面の何れか一方から前記基部又は前記ケース部材の何れか一方に向かって延設される渦巻状リブが形成され、前記渦巻状リブは、一端が前記連通孔と連絡し、他端が前記ケース部材の前記基部との対向面の外周縁近傍又は略中央部の何れか一方に形成された大気連通孔22に連絡した吸着通路を構成し、該吸着通路には吸着手段が充填される。【選択図】図1


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    Titel :

    CANISTER FOR FUEL TANK CAP


    Weitere Titelangaben:

    燃料タンクキャップ用キャニスタ


    Beteiligte:
    MATSUURA KAZUYA (Autor:in) / TASHIRO TAKAHIRO (Autor:in) / TOMIMOTO TAKANARI (Autor:in) / MORINAGA RYUTA (Autor:in) / HOMMA KATSUKI (Autor:in) / URANO SHOHEI (Autor:in)

    Erscheinungsdatum :

    2021-02-12


    Medientyp :

    Patent


    Format :

    Elektronische Ressource


    Sprache :

    Japanisch


    Klassifikation :

    IPC:    B60K Anordnung oder Einbau von Antriebseinheiten oder von Kraft- bzw. Drehmomentübertragungen in Fahrzeugen , ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES / B65D Behältnisse zur Lagerung oder zum Transport von Gegenständen oder Materialien [Container], z.B. Säcke, Beutel, Fässer, Flaschen, Dosen, Kästen, Büchsen, Schachteln, Packkörbe, Tonnen, Gläser, Flüssigkeitsbehälter, Trichtersilos, Transportbehälter , CONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS / F02M Zuführen von Brennstoff-Luft-Gemischen oder deren Bestandteilen bei Brennkraftmaschinen allgemein , SUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF



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