CPC F02M 25/089 (2013.01) [F02M 25/08 (2013.01)] | 17 Claims |
1. An apparatus comprising:
a fuel tank having a fuel inlet opening and a filler neck through which fuel is dispensed into the fuel tank; and
a check valve disposed in the fuel inlet opening, wherein the check valve is closed and adapted to be opened when fuel is dispensed into the fuel tank, and wherein the check valve has a vent hole that is always open.
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