发明授权
US08685149B2 Fuel tank for vehicle 有权
汽车油箱

Fuel tank for vehicle
摘要:
A breather 2 on a top of a tank body 1 is opened through a carbon dioxide permeable membrane 3 to an atmospheric air so as to take an inert gas containing plenty of carbon dioxide permeated through the membrane 3 into the tank body 1 by a negative pressure due to reduction of a fuel F in the tank body 1.
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