Patent ID: 6390124
Filing Date: 2002-05-21
Classification: B21C,B21D,B60K,Y10T

Abstract:
A fuel inlet for connection to a fuel tank and forming a liquid seal when supplying fuel to the fuel tank, the fuel inlet comprising:an inlet pipe for supplying fuel into a fuel tank, a first end of the inlet pipe being expanded to have a diameter of one and a half to three times as large as a diameter of a body of the inlet pipe, and the first end of the inlet pipe having a spiral groove formed directly therein for engagement with a removable fuel cap having a mating spiral arrangement; an intermediate portion of the inlet pipe having an attachment portion with a breather hole provided therein, and the intermediate portion forming a constriction in the fuel inlet; and a breather tube having a first end with a flange which is projection welded to the attachment portion of the inlet pipe, around the breather hole, to facilitate communication between the breather tube and the inlet pipe, and a second end of the breather tube being connectable with the fuel tank for allowing air to flow from the fuel tank toward the intermediate portion of the inlet pipe as fuel is supplied to the fuel tank via the inlet pipe.