Debris drain filter system and cartridge

摘要

A filter cartridge and filter system are disclosed. The filter cartridge includes a filter element, a filter housing, and precleaner element. The filter housing includes a sidewall surrounding the filter element and having a closed axial end located at one end of the sidewall, the closed axial end having an opening. The precleaner element is located near the axial end of the filter housing. The precleaner element includes an annular member disposed, an inner plate disposed within the annular member and having a vertical opening in fluid communication with the opening in the closed axial end of the filter housing, an upper plate disposed below the annular member, a support portion extending upward from the upper plate, a radial opening defined by the annular member, the upper plate, and the support portion, a fluid flow passage connecting the radial opening to the vertical opening.

主权项

1. A filter cartridge comprising:
a filter element; a filter housing comprising
a sidewall surrounding the filter element and having a closed axial end located at one end of the sidewall, the closed axial end having a plurality of openings; anda tubule member located proximate to the closed axial end of the filter housing, the tubule member comprising
an annular member,an inner plate disposed within the annular member and having a plurality of vertical openings in fluid communication with the opening of the closed axial end of the filter housing,a plurality of tubules, each tubule extending through one of the openings of the vertical inner plate,an upper plate disposed beneath the tubule member, anda support portion extending upward from the upper plate to the tubule member, and a radial opening defined by the annular member, the upper plate, and the support portion, wherein a fluid flow passage between the tubule member and the upper plate connects the radial opening to the vertical opening.