| 摘要 |
A valve assembly that may be used on and/or retrofitted to various float valves. In certain embodiments, the valve assembly comprises or includes: a relief valve configured to be movable between a closed position and an open position to allow pressure from a container to be relieved through at least one relief hole; a breather float configured to be movable between an open position to allow gas to pass through at least one breather hole and a closed position that substantially prevents liquid from passing through the at least one breather hole; and at least one or more of the following: a check valve that is movable between a closed position and an open position to allow gas to be relieved from the container when the container is being filled with liquid; and a breather check valve that is movable between a closed position and an open position to allow filter gas to enter the container when liquid is being removed from the container. |
