本发明涉及一种由具有顶部（2）和底部（4）的热塑性材料制成的燃料箱（1），所述顶部（2）和所述底部 通过支撑元件（6）垂直地支撑，该支撑元件（6）适于接收由燃料箱中的压力产生的张力，同时支撑元件（2） 并且另一方面连接到所述下部4的壁4，所述支撑元件6是单件的螺纹轮廓，其至少具有肋状轮廓的横截面 它被配置。

The present invention relates to a fuel tank (1) made of a thermoplastic material, wherein the fuel tank has an upper (2) and lower (4) to have the upper (2) and the bottom (3) has at least one column-like the support element being supported vertically through (6), the support element (2) so that the support element can absorb the tensile force generated by the pressure in the fuel tank, on the one hand, the wall of the upper (3) (3) to, and on the other hand, the lower portion being securely and / or substantially connected to the wall (4) of (4), the support element (6) is a single piece having at least a cross-sectional ribbed profile solid It is configured as a profile.