Patent ID: 8608954
Filing Date: 2013-12-17
Classification: B60K

Abstract:
1. A liquid tank comprising: a storage volume to store liquid, defined at least in part by a wall; a venting volume to vent the tank, defined at least in part by the wall; means for communicating between the storage and venting volumes, situated in a top of said storage and venting volumes; at least one orifice situated in the top of the venting volume, normally placing said venting volume in communication with a venting circuit; means for closing off said communication, when the liquid in the venting volume reaches a predetermined level; a reserve volume, defined at least in part by the wall and into which a tank filling pipe opens; a feed pump to supply an engine with fuel or for supplying a post-treatment system with the liquid and which pumps the fuel or the liquid from the reserve volume; means for communicating between the reserve volume and the storage volume, the means for communicating being situated in an upper part of the reserve and storage volumes; and pumping means for supplying the reserve volume with the fuel or with the liquid taken from the storage volume.