| 摘要 |
A method of fabrication of a filler neck (2) for a fuel tank, comprising: a metal end portion (3) having a first side wall (39) and a longitudinal axis (A); and a filler (4) comprising a second metal side wall (40), housed in the end portion (3) and designed to house refuelling means. The method comprises at least one first step of laser welding for making a first weld (38), which is designed to connect the second side wall (40) of the filler (4) rigidly to the first side wall (39) of the end portion (3).
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