MICRO FILTER DEVICE FOR AN IN LINE FILTERING CONFIGURATION

摘要

Oil Filtering device (1) comprising a micro filtration filter element (20, 22) having micro-filtration means (20), and comprising a filter housing (16) and a lid part (17) of said housing (16), tightening means (10) for pressurised interconnection of said lid (17) and housing, the device comprising an oil inlet port (3) and an oil outlet port (9) in connection with a cylindrical interior space (21) of said filter par (5; 20). The filtering device is provided with a by pass means (25,28) formed by an aperture (28) such as a bore, provided in a closing member (24) for the filtration means, the aperture connecting the space in the device exterior to the filter part to an interior space (21) such that during operation of any system in which the device is incorporated, a minimum flow of oil through the filter device is secured by said by pass means.