| 摘要 |
<p>A fill cover assembly for a liquid fuel storage tank of a road tanker, the assembly comprising: a seat member hav-ing a frame, the frame defining a fill aperture, the frame being configured to be fixedly coupled to a base plate of a liquid storage tank, the base plate having a plate aperture formed therein, thereby to form a fluid-tight seal between the seat member and the base plate around said plate aperture; and a fill-cover coupled to the tank and arranged to be moveable with respect to the frame be-tween a closed condition in which a fluid-tight seal is formed between the fill-cover and the frame and an open condition in which fluid may be passed through said fill aperture to fill said storage tank, wherein the assembly is further arranged to allow venting of pressurised fluid from the liquid storage tank in the event that a pressure of the fluid exceeds a prescribed value.</p> |
