Patent ID: 6159366
Filing Date: 2000-12-12
Classification: B01D

Abstract:
A filter assembly for housing a conventional fuel oil filter element for filtering fuel oil, comprising:a filter canister for receiving the conventional fuel oil filter element having a central passageway having an opening at one end of the conventional fuel oil filter element;a top piece adapted for joining with said canister, said top piece defining inlet and outlet passages for communication of liquid with the canister, said top piece including a base portion shaped to plunge within said canister when said canister is joined to said top piece so as to displace enough liquid that would otherwise fill said canister so as to allow the prevention of spillage of fuel oil when said canister is removed from said top piece;one of said passages has a first opening in said base portion, said opening being located with respect to said canister when joined to said top piece for fluidly communicating with the filter element opening, and wherein said inlet passage is upwardly inclined along its entire length for facilitating the removal of air from the filter assembly.