公开(公告)号：US11945297B2

公开(公告)日：2024-04-02

申请号：US16631351

申请日：2018-07-18

申请人： Plastic Omnium Advanced Innovation and Research

发明人： Matthieu Leroy ,  Nicolas Derangere ,  Cecile Fath

IPC分类号： B60K15/035 ,  F01N3/20 ,  B60K15/03

CPC分类号： B60K15/035 ,  F01N3/2066 ,  B60K2015/0346 ,  F01N2610/02 ,  F01N2610/1406 ,  F01N2610/1466

摘要： The ventilation device (4) for a vehicle liquid tank, comprises: a membrane (20) impermeable to a predetermined liquid and permeable to a vapor likely to be produced by this liquid, and at least one pipe (52) suitable for discharging liquid found on the membrane from the device. The or each pipe has an end contiguous with the membrane, the rest of the or each pipe extending at an altitude lower than this end when a main axis of the device is vertical.