| 摘要 |
The invention relates to a plastic fuel safety system comprising (i) a liquid fuel tank (12) which is fitted with a filler pipe (10) that is equipped with a guide for a supply gun (14) comprising a sealing device (2), (ii) a float valve (16), which is normally open, for the degassing and venting of the tank and (iii) a pipe for channelling the vapours (19) and for fixing the maximum level of the liquid in the tank, said pipe (19) connecting the upper part of the tank (12) with an area located downstream of the sealing device (2). The invention also relates to a tank (12) for a vehicle which is fitted with one such safety system and to an end plug (24) for the filler pipe which, when in closed position, isolates the tank degassing and venting circuits. |
