| 摘要 |
A filter cartridge (30) and filter system (1) are disclosed. The filter cartridge (30) includes a filter element (31), a filter housing (70), and precleaner element (60). The filter housing (70) includes a sidewall (76) surrounding the filter element (31) and having a closed axial end (72) located at one end of the sidewall (76), the closed axial end (72) having an opening (73). The precleaner element (60) is located near the axial end (72) of the filter housing (70). The precleaner element (60) includes an annular member (86) disposed, an inner plate (89) disposed within the annular member (86) and having a vertical opening (65) in fluid communication with the opening (73) in the closed axial end (72) of the filter housing (70), an upper plate (90) disposed below the annular member (86), a support portion (80) extending upward from the upper plate (90), a radial opening (66) defined by the annular member (86), the upper plate (90), and the support portion (80), a fluid flow passage (86) connecting the radial opening (66) to the vertical opening (65). |
