Patent ID: 8448663

Claim:
A vacuum relief valve comprising: a valve body having an inlet side and a tank side, the inlet side being disposed substantially opposite the tank side; a valve stem movably retained by a first valve guide disposed on the inlet side and a second valve guide disposed on the tank side; a valve seal movable between opened and closed positions and disposed circumferentially around the valve stem between the first and second valve guides, the valve seal includes a first retainer, a second retainer and a sealing portion, the sealing portion disposed between the first and second retainers such that the first and second retainers compress the sealing portion; a valve seat cooperating with the valve seal to substantially seal the inlet side from the tank side when the valve seal is disposed in the closed position; and a baffle disposed on the tank side and including a first baffle section having a first flat portion and a first angled portion extending at a first angle relative to the first flat portion, and a second baffle section having a second flat portion and a second angled portion extending at a second angle relative to the second flat portion, wherein the first angled portion extends substantially parallel to the second angled portion, and the first flat portion and the second flat portion are substantially orthogonal to a direction of flow through the vacuum relief valve.