MULTIPURPOSE DOMESTIC PACKED FILTER Russian patent published in 2001 - IPC

FIELD: filtering devices; domestic filters; cleaning tap water from mechanical impurities, ferric hydroxides and other solid inclusions. SUBSTANCE: proposed filter includes housing with branch pipe, union nut with supply hole, filter element and seal of tap pipe made in form of truncated cone fitted between bearing bush and taper ring located inside housing; bearing bush is immovable and taper ring is engaged with unions nut for axial displacement; its taper surface acts on seal. Bearing bush is provided with radial fins; filter element is arranged inside housing under bearing bush. Proposed filter includes additionally washer-insert with radial fins which is mounted in housing between filter element and bottom of housing; taper surface of washer-insert is engaged with mating taper surface of housing. EFFECT: enhanced reliability of securing filter on outlet pipe of tap at different external diameters. 3 cl, 2 dwg