Patent ID: 6481580
Filing Date: 2002-11-19
Classification: B01D

Abstract:
A fluid filter assembly with a locking mechanism, said filter assembly comprising:a replaceable filter element having a filter media surrounding an apertured central tube member and disposed along a longitudinal axis, said apertured central tube member having a top portion and a bottom portion, said top portion attaching to a stud of a filter base, said bottom portion having a female locking member formed integrally with said bottom portion; and a reusable filter housing having a cylindrical body with an open end, said open end adapted for mating with said filter base, and a closed end, said closed end having a male member having a cylindrical male stem, said cylindrical male stem having flanges (23), said flanges adapted for axial insertion into axial slots defined by a recess of said female locking member followed by rotation and rotational locking with respective stopping mechanisms of said female locking member.