Patent ID: 8910652
Filing Date: 2014-12-16
Classification: B60K,Y10T

Abstract:
1. A fuel system vent valve comprising: a housing with a first opening in an upper part of the housing and multiple additional openings at least on a side of the housing; a float inside the housing, wherein the float is movable between a first position in which the valve is open and a second position in which the float covers the first opening such that the valve is closed; and a liquid trap arranged above the housing such that the liquid trap covers the first opening, the liquid trap comprising a liquid trap housing in which is arranged a first perimeter wall surrounding the first opening, the first perimeter wall being arranged at a distance from the liquid trap housing thereby creating a first volume inside the first perimeter wall and a second volume outside the first perimeter wall, wherein the first volume is larger than the second volume and the two volumes are connected via at least one gap between a top of the first perimeter wall and a top of the liquid trap housing, the liquid trap housing further comprising an outlet opening in direct connection with the second volume, and wherein the liquid trap further comprises a second perimeter wall arranged inside the first volume, the second perimeter wall having at least one opening adjacent the housing in which the float is arranged.