Patent ID: 7886722
Filing Date: 2011-02-15
Classification: B60K,Y10T

Abstract:
1. A fuel tank for a motor vehicle, comprising at least one venting device which is connected to a fuel vapor filter including vent lines connected to said venting device, and a fuel filler pipe for introduction of fuel to said tank, wherein the venting device includes at least one collecting container for receiving liquid fuel, characterized in that disposed within the collecting container is a delivery pump for emptying said collecting container of said liquid fuel into the delivery volume of the fuel tank, characterized in that the delivery pump is driven by way of at least one fan wheel which is so arranged that said at least one fan wheel can be caused to rotate by the venting flow of vapor which is passed through the collecting container to said filter, wherein upon introduction of liquid fuel in said fuel tank, said venting flow of vapor is formed in said fuel tank and directed into said vent lines and into said collecting container to rotate said fan wheel.