In a fuel tank in which an upper joint flange (31) of an upper tank half body (30) and a lower joint flange (33) of a lower tank half body (32) are sandwiched between and seam welded by a pair of roller electrodes, the lower tank half body (32) includes a lower tank main body portion (34) and expansion tank portions (35) shallower than the lower tank main body portion (34) and disposed on opposite sides of the lower tank main body portion (34). A side wall of at least one of the upper (30) and lower (32) tank half bodies is provided with roller escape recesses (61, 62) recessed inwardly, the roller escape recesses (61, 62) being formed at a position corresponding to a connection portion of a main body corresponding joint portion and expansion tank corresponding joint portions in a joint portion formed by seam welding, and avoiding a contact with at least one of the pair of roller electrodes.


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    Title :

    FUEL TANK AND SADDLE RIDING VEHICLE


    Additional title:

    BRENNSTOFFTANK UND SATTELFAHRZEUG
    RÉSERVOIR DE CARBURANT ET VÉHICULE DU TYPE À SELLE


    Contributors:

    Publication date :

    2020-03-11


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    English


    Classification :

    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 / B62J Fahrrad- oder Motorradsättel oder -sitze , CYCLE SADDLES OR SEATS



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