Filter with vapor bleed means

Claim 1

A FUEL FILTER ASSEMBLY FOR FILTERING VOLATILE FUEL UNDER PRESSURE, COMPRISING A FILTER STRUCTURE HAVING A CLOSED CHAMBER THEREIN, A FILTER MEMBER ARRANGED IN SAID CHAMBER, A FUEL INLET FOR DELIVERING FUEL TO SAID CHAMBER UNDER PRESSURE FOR PASSAGE THROUGH SAID FILTER MEMBER, MEANS FORMING A FUEL OUTLET FROM SAID CHAMBER FOR DELIVERING FUEL FROM SAID CHAMBER DOWNSTREAM FROM SAID FILTER MEMBER, SAID MEANS INCLUDING A VERTICAL PIPE HAVING ONE END CONNECTED TO SAID OUTLET AND THE OTHER END THEREOF OPEN AND POSITIONED ADJACENT TO THE BOTTOM OF SAID CHAMBER, SAID PIPE HAVING A PORTION EXTENDING FROM SAID OTHER OPEN END UPWARDLY ADJACENT TO THE TOP OF SAID CHAMBER FOR CONNECTION WITH SAID FUEL OUTLET, SAID PIPE HAVING A PLURALITY OF SMALL VERTICALLY SPACED RESTRICTED BLEED ORIFICES THERETHROUGH, THE UPPERMOST OF SAID VERTICALLY SPACED RESTRICTED BLEED ORIFICES BEING SPACED FROM THE TOP OF SAID PIPE AND THE LOWERMOST VERTICALLY SPACED RESTRICTED BLEED ORIFICE BEING SPACED FROM THE BOTTOM OF SAID PIPE, WHEREBY THE LOWERING OF THE FUEL LEVEL IN SAID CHAMBER DUE TO THE GRADUAL ACCUMMULATION OF VAPOR WILL SEQUENTIALLY EXPOSE THE VERTICALLY SPACED RESTRICTED BLEED ORIFICES AND PERMIT