Patent ID: 6729477
Filing Date: 2004-05-04
Classification: B01D,B29C,B29L,Y10S

Abstract:
A fluid filter assembly comprisinga filter housing formed to include a filter chamber and an opening into the filter chamber, a filter module located in the filter chamber, and a closure coupled to the filter housing at the opening to retain the filter module in the filter chamber, the closure including a filter retainer coupled to the filter housing and formed to include at least one connector aperture and a sealing ring coupled to the filter retainer, the seating ring including an upwardly facing annular sealing strip arranged on one side of the filter retainer to face upwardly toward the filter module, a downwardly facing annular sealing strip arranged on an opposite side of the filter retainer to face downwardly away from the filter module, and a connector arranged to extend through each connector aperture formed in the filter retainer to anchor the upwardly and downwardly facing annular strips on the filter retainer, the closure including a bearing plate that is positioned to lie between the filter module and the filter retainer and that is discrete from the sealing ring, the bearing plate being formed to include an inlet port to admit fluid into the filter chamber and an outlet port to discharge fluid from the filter chamber, the bearing plate including an annular seat which the upwardly facing annular sealing strip engages to establish a sealed connection between the bearing plate and the sealing ring, the upwardly facing annular sealing strip being positioned radially outwardly from the inlet port.