Patent ID: 8899265

Claim:
A plastic fuel tank comprising: an upper wall; a lower wall; at least one kiss point formed by welding together a multiplicity of contact points of the upper and lower walls; and an accessory, wherein: both the upper and lower walls show a concave recess in an area of the kiss point so that the weld of the kiss point is located in between planes defined by the upper and lower walls respectively; a bottom of the upper concave recess extends substantially beyond the weld of the kiss point, while a bottom of the lower concave recess one does not extend substantially beyond the weld of the kiss point; the accessory is at least partially located under the extension of the bottom of the upper concave recess; and the accessory is disposed inside a reservoir, the reservoir being different from the upper concave recess, and the reservoir being fixed on and extending downwards from an opening in the extension of the upper concave recess.